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Tagami, K.; Ishihara, T.; Hosokawa J I.; Ito, M.; Fukuyama, K. 1992: Occurrence of aquatic oribatid and astigmatid mites in swimming pools. Water Research 26(11): 1549-1554

Jayachandran, K.; Steinheimer, T.R.; Somasundaram, L.; Moorman, T.B.; Kanwar, R.S.; Coats, J.R. 1994: Occurrence of atrazine and degradates as contaminants of subsurface drainage and shallow groundwater. Journal of Environmental Quality 23(2): 311-319

Phookan, A.K.; Rathaiah, Y.; Bhagabati, K.N. 1991: Occurrence of bacterial blight of sesame in Assam. Indian Journal of Mycology and Plant Pathology 21(3): 289-290

Serfontein, J.J. 1994: Occurrence of bacterial brown spot of dry beans in the Transvaal province of South Africa. Plant Pathology 43(3): 597-599

Chishti, M.Z.; Sohaf, K.A.; Khan, M.A. 1991: Occurrence of bacterial disease (flacherie) of silkworm, Bombyx mori in Jammu and Kashmir State. Indian Journal of Sericulture 30(1): 54-55

Fritsche, T.R.; Gautom, R.K.; Seyedirashti, S.; Bergeron, D.L.; Lindquist, T.D. 1993: Occurrence of bacterial endosymbionts in Acanthamoeba spp. isolated from corneal and environmental specimens and contact lenses. Journal of Clinical Microbiology 31(5): 1122-1126

Takeuchi, T.; Munekata, M. 1992: Occurrence of bacterial halo blight of rice in Hokkaido, Japan. Annual Report of the Society of Plant Protection of North Japan 43: 37-39

Horita, H. 1993: Occurrence of bacterial leaf spot disease of chrysanthemum incited by Pseudomonas cichorii (Swingle) Stapp in Hokkaido. Annual Report of the Society of Plant Protection of North Japan 44: 71-73

Takikawa, Y.; Tsuyumu, S.; Goto, M. 1991: Occurrence of bacterial leaf spot of maple incited by Pseudomonas syringae pv. aceris in Japan. Annals of the Phytopathological Society of Japan 57(5): 724-728

Jindal, K.K.; Bhardwaj, L.N. 1991: Occurrence of bacterial leaf spot on Persian melon (Cucumis melo var. reticulatus L.). Plant Disease Research 6(1): 80

Odashima, S.; Sirakawa, T.; Fukaya, T.; Ozaki, K.; Shinoda, N.; Matsuhashi, M. 1993: Occurrence of bacterial leaf spot on Welsh onion in Akita prefecture. Annual Report of the Society of Plant Protection of North Japan 44: 65-67

Abdullah, H.; Othman, W.M.W.; Blom, J. 1993: Occurrence of bacterial wilt caused by Pseudomonas solanacearum on Sesbania rostrata in Malaysia. Plant Disease 77(3): 318

Dhal, N.K.; Biswal, G.; Narain, A. 1993: Occurrence of bacterial wilt of groundnut in Orissa. Indian Journal of Mycology and Plant Pathology 23(3): 322

Henry, M.; George, S.; Arnold, G.M.; Dedryver, C.A.; Kendall, D.A.; Robert, Y.; Smith, B.D. 1993: Occurrence of barley yellow dwarf virus (BYDV) isolates in different farmland habitats in western France and south-west England. Annals of Applied Biology 123(2): 315-329

Henry, M.; Francki, R.I.B.; Wallwork, H. 1992: Occurrence of barley yellow dwarf virus in cereals and grasses of the low-rainfall wheatbelt of South Australia. Plant Pathology 41(6): 713-721

Mckirdy, S.J.; Jones, R.A. 1993: Occurrence of barley yellow dwarf virus serotypes MAV and RMV in over-summering grasses. Australian Journal of Agricultural Research 44(6): 1195-1209

Jeyanandarajah, P.; Brunt, A.A. 1993: Occurrence of bean common mosaic virus in mung bean in Sri Lanka. FAO Plant Protection Bulletin 41(2): 107-112

Mckirdy, S.J.; Coutts, B.A.; Jones, R.A.C. 1994: Occurrence of bean yellow mosaic virus in subterranean clover pastures and perennial native legumes. Australian Journal of Agricultural Research 45(1): 183-194

Avgelis, A.; Katis, N. 1992: Occurrence of beet mosaic potyvirus on sugarbeet in Greece. Phytopathologia Mediterranea 31(1): 49-52

Paczuski, R.; Szymczak Nowak, J.; Blachowska, E. 1991: Occurrence of beet necrotic yellow vein virus, beet yellows virus and beet mild yellowing virus on sugar beet plantations in Poland. Phytopathologica Polonica 12: 45-48

Kalha, C.S.; Sood, A.K. 1994: Occurrence of biovar 3 of Pseudomonas solanacearum on tomato in Himachal Pradesh. Bacterial Wilt Newsletter 10: 10

Mbuthia, P.G.; Ngatia, T.A.; Wamukoya, J.P.O. 1993: Occurrence of bovine skin diseases in Kenya. Bulletin of Animal Health and Production in Africa 41(4): 311-316

Cho, S.S.; Han, M.J.; Yang, J.S. 1991: Occurrence of bug species around paddy field and peckey rice. Korean Journal of Applied Entomology 30(1): 58-64

Mohan, L. 1991: Occurrence of bulb rot disease in garlic (Allium sativum L.) in the Nilgiris. Madras Agricultural Journal 78(1-4): 49-50

Doberschutz, K.D.; Lusky, K.; Stoyke, M.; Lippert, A. 1993: Occurrence of cadmium, lead and mercury in forage plants and animal organs from areas with different contamination. Kongressband 1993 Hamburg Vortrage zum Generalthema des 105 VDLUFA Kongresses vom 20-2591993 in Hamburg: Qualitat und Hygiene von Lebensmitteln in Produktion und Verarbeitung: 393-396

Moreno, G.S.; Griffiths, P.L.; Connerton, I.F.; Park, R.W. 1993: Occurrence of campylobacters in small domestic and laboratory animals. Journal of Applied Bacteriology 75(1): 49-54

Carcia, R.G.F.; Schonhofen, C.A. 1988: Occurrence of candidosis in maina (Gracula religiosa). Revista do Setor de Ciencias Agrarias 10(1-2): 211-213

Ruff, G.; Maillard, J.C.; Camus, E.; Depres, E.; Matheron, G. 1993: Occurrence of caprine leucocyte antigens (CLA) in Creole goats susceptible/resistant to heartwater. Revue D'elevage et de Medecine Veterinaire des Pays Tropicaux 46(1-2): 205-207

Wall, A.E.; Richards, R.H. 1992: Occurrence of cataracts in triploid Atlantic salmon (Salmo salar) on four farms in Scotland. Veterinary Record 131(24): 553-557

Goerzen, D.W.; Dumouchel, L.; Bissett, J. 1992: Occurrence of chalkbrood caused by Ascosphaera aggregata Skou in a native leafcutting bee, Megachile pugnata Say (Hymenoptera: Megachilidae), in Saskatchewan. Canadian Entomologist 124(3): 557-558

Goerzen, D.W.; Erlandson, M.A.; Bissett, J. 1990: Occurrence of chalkbrood caused by Ascosphaera aggregata Skou in a native leafcutting bee, Megachile relativa Cresson (Hymenoptera: Megachilidae), in Saskatchewan. Canadian Entomologist 122(11/12): 1269-1270

Fukatsu, T.; Ishikawa, H. 1993: Occurrence of chaperonin 60 and chaperonin 10 in primary and secondary bacterial symbionts of aphids: implications for the evolution of an endosymbiotic system in aphids. Journal of Molecular Evolution 36(6): 568-577

Saxena, D.R.; Moly ; Das, S.B.; Kataria, V.P.; Bhalla, P.L. 1991: Occurrence of chickpea stunt in West Nimar Valley, Madhya Pradesh, India. International Chickpea Newsletter 24: 36

Ayyanna, T.; Raghavaiah, G. 1990: Occurrence of chilli midge Asphondylia capsici Barnes at Bapatla in Guntar District of Andhra Pradesh. Indian Cocoa, Arecanut and Spices Journal 13(3): 106

Veningerova, M.; Prachar, V.; Uhnak, J. 1993: Occurrence of chlorinated phenols in well-waters from west Slovakia. Fresenius Environmental Bulletin 2(7): 386-393

Gupte, S. 1992: Occurrence of chloroquine-induced psychotic manifestations in children with malaria. Annals of Tropical Paediatrics 12(2): 229

Swai, I.S.; Evers, G.; Gumpf, D.J.; Lana, A.F.mi 1992: Occurrence of citrus greening disease in Tanzania. Plant Disease 76(11): 1185

Latin, R.X. 1993: Occurrence of cleistothecia of Sphaerotheca fuliginea on pumpkin in Indiana. Plant Disease 77(6): 647

Anfosso-Capra, F.; Philip-Joet, F.; Reynaud-Gaubert, M.; Arnaud, A. 1990: Occurrence of cold urticaria during venom desensitization. Dermatologica 180(4): 276

Tsai, W.H. 1991: Occurrence of corn rust disease and meteorological factors. Journal of Agricultural Research of China 40(4): 459-471

Yokoyama, E.; Katsube, Y.; Maruyama, S.; Tamura, K. 1991: Occurrence of cross-infection of Salmonella sp. (1) serovar typhimurium in detained dogs. Journal of Veterinary Medical Science 53(5): 929-930

Sweeney, J.D.; Gesner, G.; Smith, G. 1993: Occurrence of deathwatch cone beetle, Ernobius bicolor White (Coleoptera: Anobiidae), in cones of black spruce, Picea mariana (Mill.) B.S.P., in Nova Scotia. Canadian Entomologist 125(2): 403-404

Bhandari, T.P.S.; Singh, R.N.; Lal, S.D. 1989: Occurrence of die-back of rose in Kumaon Hills and its control. Progressive Horticulture 21(3-4): 341-342

Liem, A.K.D.; Hoogerbrugge, R.; Kootstra, P.R.; Velde, E.G. van der; Jong, A.P.J.M. de 1991: Occurrence of dioxins in cow's milk in the vicinity of municipal waste incinerators and a metal reclamation plant in the Netherlands. Chemosphere 23(11-12): 1675-1684

Singh, P.P.; Sokhi, S.S.; Bedi, J.S.; Thind, I.S. 1993: Occurrence of distinct pathotype of yellow rust on rye-grass in Punjab - a new record. Plant Disease Research 8(1): 83-84

Lindner, A.; Ackermans, E. 1994: Occurrence of doping and problems associated with it among German racehorses and competition horses. Pferdeheilkunde 10(1): 45-48

E.B.dri, A.A.; Abu, E.M.gd, M.M. 1992: Occurrence of duck trichomoniasis at Qena Governorate Egypt. Assiut Veterinary Medical Journal 27(54): 257-260

Hintikka, V. 1993: Occurrence of edible fungi and other macromycetes on tree stumps over a sixteen-year period. Acta Botanica Fennica 149: 11-17

Mikailov, T.K.; Bunyatova, K.I.; Nasirov, A.M. 1992: Occurrence of eggs of the nematode Eustrongylides excisus in sturgeons in the Caspian Sea. Parazitologiya 26(5): 440-442

Nasira, K.; Maqbool, MA. 1992: Occurrence of eight known species of Longidoridae (Thorne, 1935) Meyl, 1961 (Nematoda: Dorylaimida) in Pakistan. Pakistan Journal of Nematology 102: 81-98

Brevard, H.; Brambilla, M.; Chaintreau, A.; Marion, J.P.; Diserens, H. 1992: Occurrence of elemental sulphur in capers (Capparis spinosa L.) and first investigation of the flavour profile. Flavour and Fragrance Journal 7(6): 313-321

Paul, B. 1992: Occurrence of encephalomyocarditis virus in the Swiss pig population. Schweizer Archiv für Tierheilkunde 134(6): 282-284

Sood, S.K.; Tandon, P. 1992: Occurrence of endosperm haustoria in Galinsoga parviflora Cav., Heliantheae (Asteraceae). Beitrage zur Biologie der Pflanzen 67(1): 73-77

Kuhn, H. 1993: Occurrence of enteritis-causing salmonellae in man. Deutsche Tierärztliche Wochenschrift 100(7): 255-258

Mietkiewski, R.; Tkaczuk, C.; Zasada, L. 1992: Occurrence of entomopathogenic fungi in arable soil and meadow soil. Acta Mycologica 27(2): 197-203, 1991

Numata, A.; Kawai, K.; Takahashi, C.; Miyamoto, T. 1992: Occurrence of epijuvabione-type sesquiterpenoids in Abies sachalinensis. Phytochemistry 31(11): 3773-3780

Mauszynska, E. 1992: Occurrence of ergot (Claviceps purpurea (Fr.) Tul.) in seed material of winter triticale (x Triticosecale Wittmack). Biuletyn Instytutu Hodowli i Aklimatyzacji Roslin 184: 3-10

Haddon, W.F.; Mancini, M.L.; McLaren, M.; Effio, A.; Harden, L.A.; Degre, R.L.; Bradford, J.L. 1994: Occurrence of ethyl carbamate (urethane) in U.S. and Canadian breads: measurements by gas chromatography-mass spectrometry. Cereal Chemistry 71(2): 207-215

Ozha, D.D.; Bohra, J.L.; Jain, P.C. 1993: Occurrence of excessive fluoride in ground waters of Western Rajasthan. Current Agriculture 17(1/2): 75-78

Gasparich, G.E.; Hackett, K.J.; Clark, E.A.; Renaudin, J.; Whitcomb, R.F. 1993: Occurrence of extrachromosomal deoxyribonucleic acids in spiroplasmas associated with plants, insects, and ticks. Plasmid 29(2): 81-93

Furuya, H.; Takano, H.; Inoue, S.; Matsumoto, T. 1993: Occurrence of fast-even type and slow-feathery type of eyespot pathogen, Pseudocercosporella herpotrichoides (Fron) Deighton, in Japan. Annual Report of the Society of Plant Protection of North Japan 44: 16-19

Blée, E.; Schuber, F. 1992: Occurrence of fatty acid epoxide hydrolases in soybean (Glycine max). Purification and characterization of the soluble form. Biochemical Journal 282: 711-714

Baird, R.E.; Summer, D.R.; Mullinix, B.G.; Dowler, C.C.; Phatak, S.C.; Johnson, A.W.; Chalfant, R.B.; Gay, J.D.; Chandler, L.D.; Baker, S.H. 1993: Occurrence of fleshy fungi from agricultural fields. Mycopathologia 122(1): 29-34

E.G.ntiry, S.M.; Abou Zeid, N.M.; Hassanein, A.M.; Mohamed, H.A. 1990: Occurrence of frogeye leaf spot of soybean in Egypt and cultural studies of the fungal pathogen. Agricultural Research Review 68(3): 443-454

Dhawan, A.K. 1992: Occurrence of frost in north India and management of injury in crop plants. Advances in oilseeds research: volume 1, rapeseed and mustard: 245-266

Mirocha, C.J.; Mackintosh, C.G.; Mirza, U.A.; Xie, W.; Xu, Y.; Chen, J. 1992: Occurrence of fumonisin in forage grass in new zealand. Applied and Environmental Microbiology 58(9): 3196-3198

Shivanna, M.B.; Shetty, H.S. 1991: Occurrence of fungal diseases and its relationship with growth stages in clusterbean during different seasons. International Journal of Tropical Plant Diseases 9(1): 53-64

Jianping, C. 1993: Occurrence of fungally transmitted wheat mosaic viruses in China. Annals of Applied Biology 123(1): 55-61

Dalbir Singh; Singh, K.G. 1990: Occurrence of fungi in rubber seeds of Malaysia. Indian Journal of Natural Rubber Research 3(1): 64-65

Muromtsev, G.; Voblikova, V.; Kobrina, N.; Koreneva, V.; Krasnopolskaya, L.; Sadovskaya, V. 1994: Occurrence of fusicoccanes in plants and fungi. Journal of plant growth regulationer 13(1): 39-49

Sako, I.; Takami, T.; Nakasone, W.; Osaki, T.; Inouye, T. 1994: Occurrence of garlic latent virus and onion yellow dwarf virus in seedless Welsh onion (cv. Bozushirazu) and influence of virus reinfection on their yield. Proceedings of the Kansai Plant Protection Society 36: 21-27

Deng, T.C.; Tsai, S.W.; Tsai, T.W. 1991: Occurrence of garlic latent virus in Taiwan and its biological characterization. Journal of Agricultural Research of China 40(3): 333-345

Kalejaiye, J.O.; Ocholi, R.A.; Omotainse, S.O.; Daniel, A.D. 1992: Occurrence of gastric trichobezoars in pigs - a case report. Israel Journal of Veterinary Medicine 47(3): 124-125

Nayar, S.K.; Prashar, M.; Kumar, J.; Bhardwaj, S.C. 1993: Occurrence of gene Lr23 for brown-rust resistance in Indian wheats (Triticum species). Indian Journal of Agricultural Sciences 63(7): 419-420

Wolf, T.K.; Prince, J.P.; Davis, R.E. 1994: Occurrence of grapevine yellows in Virginia vineyards. Plant Disease 78(2): 208

Rexrode, C.O.; Smith, H.C. 1990: Occurrence of gum spots in black cherry after partial harvest cutting. Research Paper Northeastern Forest Experiment Station, USDA Forest Service ( NE-634): 7 pp.

Saigusa, M.; Shoji, S. 1992: Occurrence of halloysite in Towada tephra, Japan. Pedologist 36(1): 2-16

Santos, N.M.; Batista Neto, R.B. 1992: Occurrence of helminths in the faeces of horses (Equus caballus) in Bahia State, Brazil. Arquivos da Escola de Medicina Veterinaria da Universidade Federal da Bahia 15(1): 87-93

Garau, A.M. 1991: Occurrence of hermaphroditism and anomalies in flowers and fruits of plants from 2 clonal populations of Populus deltoides Marsh. cultivated in Argentina. Revista de la Facultad de Agronomia Universidad de Buenos Aires 12(3): 265-268

Chandel, B.S.; Khere, H.N. 1994: Occurrence of histoplasmosis like disease in camel (Camelus dromedarius). Indian Veterinary Journal 71(5): 521-523

Markus, M.B.; Frean, J.A. 1993: Occurrence of human Cyclospora infection in sub-Saharan Africa. South African Medical Journal 83(11): 862-863

Ganesan, J.; Sinniah, M. 1993: Occurrence of human rabies in peninsular Malaysia. Medical Journal of Malaysia 48(2): 194-199

Singh, K.C.P.; Verma, S.K.; Prasad, C.B. 1994: Occurrence of infectious bursal disease in chickens. Isolation, and clinicopathogy. Indian Journal of Virology 10(2): 83-89

Keränen, A.L.; Koski, P.; Kulonen, K.; Ek-Kommonen, C.; Neuvonen, E. 1992: Occurrence of infectious fish diseases in fish farms in northern Finland. Acta Veterinaria Scandinavica 33(2): 161-167

Ludwig, C.; Ludwig, H.J.; Broda, B. 1993: Occurrence of infectious laryngotracheitis in an intensive laying flock in Thuringia, Germany. Monatshefte für Veterinärmedizin 48(3): 149-156

Volkmar, C.; Wetzel, T. 1993: Occurrence of insect pests and predatory spiders (Araneae) in cereal fields and the side effects on them of chemical pesticides. Nachrichtenblatt des Deutschen Pflanzenschutzdienstes 45(11): 233-239

Sontakke, B.K.; Patro, B. 1991: Occurrence of insect pests of soybean in Western Orissa. Environment and Ecology 9(1): 173-175

Karasawa, Y.; Koji, T.; Maeda, M. 1992: Occurrence of intraportally-infused urea-15N in the urine of domestic fowl. British Poultry Science 33(5): 1095-1100

Lindt, F.; Blum, J.W. 1994: Occurrence of iron deficiency in growing cattle. Zentralblatt für Veterinarmedizin. Reihe a 41(3): 237-246

Mgasa, M.N.; Arnbjerg, J. 1993: Occurrence of lameness and digital lesions in Tanzanian goats. Small Ruminant Research 10(1): 55-62

Czajka, W. 1988: Occurrence of late blight in relation to seeding time and sprouting of seed potatoes. Acta Academiae Agriculturae ac Technicae Olstenensis, Agricultura 45: 185-192

Li, Y.S.; Zhang, P. 1992: Occurrence of leaf wilt nematode disease of chrysanthemum in Guizhou. Plant Protection 18( 2): 47

Srivastava, K.D.; Singh, D.V.; Aggarwal, R.; Bahadur, P.; Nagarajan, S. 1992: Occurrence of loose smut and its sources of resistance in wheat. Indian Phytopathology 45(1): 111-112

Yossen, V.; Nome, S.F.; Latorre, B.A.; Conci, L.R. 1988: Occurrence of maize dwarf mosaic virus (MDMV) in Johnson grass (Sorghum halepense (L.) Pers.) in Chile. Ciencia e Investigacion Agraria 15(1): 39-45

Srivastava, L.S.; Gupta, D.K.; Jainath 1991: Occurrence of maize smuts in Sikkim. Plant Disease Research 6(2): 110-113

Rusov, C.; Milojevic, Z.; Stojanovic, L. 1994: Occurrence of mastitis and the quality of milk of cows with enzootic leukosis. Veterinarski Glasnik 48(3/4): 303-308

Zeitler Feicht, M.; Binder, S.; Muller, W. 1992: Occurrence of micrococci and staphylococci in deposited dust from horse stables. Tierarztliche Umschau 47(7): 490, 493-495

Kattner, D.; Schonhar, S. 1990: Occurrence of microscopic fungi in fine roots of apparently healthy Norway spruce on various sites. Mitteilungen des Vereins fur Forstliche Standortskunde und Forstpflanzenzuchtung 35: 39-43

Bugrova, N.V.; Molokanova, E.L.; Novikova, N.Y.; Sapunova, R.N.; Khimich, S.P. 1992: Occurrence of milk contamination in the Gomel'skaya oblast'. Vestnik Akademii Meditsinskikh Nauk SSSR 2: 55-59

Rautmare, S.S.; Kamath, G.R.; Kulkarni, S.G.; Kulkarni, S.V.; Pathak, S.V. 1992: Occurrence of mixed infection of rinderpest and foot-and-mouth disease at an organized farm. Indian Journal of Animal Sciences 62(12): 1137-1138

Waliullah, M.I.S.; Bhat, M.A. 1990: Occurrence of mixed population of Pratylenchus Filipjev, 1936 on potato (Solanum tuberosum L.) in Srinagar, Kashmir. Indian Journal of Nematology 20(2): 239

Bhattiprolu, S.L. 1993: Occurrence of mosaic mottle, a viroid disease of pigeonpea (Cajanus cajan) in India. Journal of Phytopathology 137(1): 55-60

Patel, H.M.; Yadav, D.N. 1991: Occurrence of mottled emigrant Catopsilia pyranthe (Lepidoptera: Pieridae) and its natural enemies at Anand. Indian Journal of Agricultural Sciences 61(10): 789-791

Gangwar, S.K.; Thangavelu, K. 1991: Occurrence of mulberry diseases in Tamil Nadu. Indian Phytopathology 44(4): 545-549

Bhat, K.M.; Renuka, C.; Thulasidas, P.K. 1988: Occurrence of multiple perforation plate in the vessel elements of Calamus (Lepidocaryoideae). Current Science 57(18): 1027-1028

Rao, M.S.; Tewari, R.P.; Reddy, P.P. 1992: Occurrence of mushroom nematodes in South India. Mushroom Research 1(2): 135-136

Hahn, J. 1993: Occurrence of musk xylene in fishes. Deutsche Lebensmittel Rundschau 89(6): 175-177

Dvorakova, J. 1993: Occurrence of mycoplasma pneumonia in pigs in former Czechoslovakia. Veterinarstvi 43(7): 256-257

Schubert, A.; Aiassa, A.; Palazzo, D.; Vanadia, S. 1993: Occurrence of mycorrhiza in citrus orchards in the Metaponto area of Basilicata (Italy). Acta Horticulturae 324: 61-66

Juszkiewicz, T.; Piskorska-Pliszczyńska, J. 1992: Occurrence of mycotoxins in animal feeds. Journal of Environmental Pathology Toxicology and Oncology: Official Organ of the International Society for Environmental Toxicology and Cancer 11(4): 211-215

Severino, R.S.; Bombonato, P.P. 1992: Occurrence of myocardial bridges in Gir, Guzera, Nelore and Indo-Brazilian cattle. Brazilian Journal of Veterinary Research and Animal Science 29(1): 15-30

Schwartz, A. 1993: Occurrence of natural enemies of phytophagous mites on grapevine leaves following application of fungicides for disease control. South African Journal for Enology and Viticulture 14(1): 16-17

Pathak, J.P. 1991: Occurrence of natural hemagglutinins in Halys dentata (Hemiptera) during development. Developmental and Comparative Immunology 15(1-2): 99-104

Ackzell, L.; Elfving, B.; Lindgren, D. 1994: Occurrence of naturally regenerated and planted main crop plants in plantations in boreal Sweden. Forest Ecology and Management 65(2-3): 105-113

Subbotin, S.A.; Sturhan, D.; Ryss, A.Y. 1994: Occurrence of nematode-parasitic bacteria of the genus Pasteuria in the former USSR. Russian Journal of Nematology 2(1): 61-64

Sharma, V. 1991: Occurrence of nematodes in forest nurseries. Indian Forester 117(12): 1085-1086

Goulart, A.C.P.; Lima, R.D. de; Resende, G.M. de 1992: Occurrence of nematodes in vegetable crops in northern region of Minas Gerais State. Ecossistema 17: 79-83

Yuen, P.M. 1993: Occurrence of nematodes on starfruit, Averrhoa carambola. MAPPS Newsletter 17(3): 28

Spalding, R.F.; Exner, M.E. 1993: Occurrence of nitrate in groundwater-a review. Journal of Environmental Quality 22(3): 392-402

Ducousso, M.; Colonna, J.P.; Thoen, D. 1991: Occurrence of nodulation among woody legumes in Senegal. Nitrogen Fixing Tree Research Reports 9: 53-55

Roderick, H.W.; Clifford, B.C.; Jones, J.E. 1994: Occurrence of oat stem rust in west Wales. Plant Pathology 43(1): 223-224

Roy, A.K.; Kumar, S. 1993: Occurrence of ochratoxin A in herbal drugs of Indian origin - a report. Mycotoxin Research 9(2): 94-98

Hult, K. 1991: Occurrence of ochratoxin A in swine blood as an indicator of mold activity in cereal grain. Cereal grain: mycotoxins, fungi and quality in drying and storage: 297-309

Burgi, E.; Sydler, T.; Bertschinger, H.U.; Pospischil, A. 1992: Occurrence of oedema disease among breeding pigs. Tierarztliche Umschau 47(8): 582, 584-588

Smith, H.V.; Brown, J.; Coulson, J.C.; Morris, G.P.; Girdwood, R.W. 1993: Occurrence of oocysts of Cryptosporidium sp. in Larus spp. gulls. Epidemiology and Infection 110(1): 135-143

Lokhande, N.M.; Moghe, P.G.; Matte, A.D.; Hiwase, B.J. 1992: Occurrence of papaya ringspot virus (PRSV) in Vidarbha region of Maharashtra. Journal of Soils and Crops 2(2): 36-39

Czyzewska, S. 1991: Occurrence of pathogenic seed-borne fungi in the sowing material of green pea. Biuletyn Warzywniczy 37: 29-42

Furga Wegrzycka, H. 1990: Occurrence of pathotypes of Ascochyta pinodes (Jones) in the Olsztyn district. Acta Agrobotanica 43(1-2): 109-129

Furga Wegrzycka, H. 1991: Occurrence of pathotypes of Ascochyta pisi (Lib.) in the Olsztyn district. Acta Agrobotanica 44(1-2): 5-22

Furga Wegrzycka, H. 1991: Occurrence of pathotypes of Phoma medicaginis var. pinodella (Jones) Boerema in the Olsztyn district. Acta Agrobotanica 44(1-2): 23-42

Reddy, M.T.S.; Reddy, A.P.K. 1992: Occurrence of pathotypes of X. campestris pv. oryzae in India. Indian Journal of Mycology and Plant Pathology 22(2): 205-206

Dusi, A.N.; Nagata, T.; IIzuka, N. 1994: Occurrence of pea seed-borne mosaic virus in Brazil. Fitopatologia Brasileira 19(2): 219-223

Otegui, M.S. 1994: Occurrence of perforated ray cells and ray splitting in Rapanea laetevirens and R. lorentziana (Myrsinaceae). IAWA Journal 15(3): 257-263

Torstensson, L. 1990: Occurrence of pesticides in Swedish surface waters and ground waters. Proceedings of the 8th international symposium on aquatic weeds, Uppsala, Sweden, 13-17 August 1990: 215-220

Oberwalder, C.; Kirchhoff, J.; Hurle, K. 1992: Occurrence of pesticides in precipitation in Baden-Wurttemberg. Zeitschrift fur Pflanzenkrankheiten und Pflanzenschutz (Sonderheft 13): 363-376

Maguire, R.J.; Tkacz, R.J. 1993: Occurrence of pesticides in the Yamaska River, Quebec. Archives of Environmental Contamination and Toxicology 25(2): 220-226

Naik, B.G.; Verma, S.; Phadke, K.G. 1993: Occurrence of pests in relation to degradation of insecticides in brinjal crop during summer and kharif seasons. Pesticide Research Journal 5(1): 94-103

Domey, S. 1992: Occurrence of phosphate mobilizing bacteria in the rhizosphere of agricultural plants growing in soils with middle or high phosphorus contents. Zentralblatt fuer Mikrobiologie 147(3-4): 270-276

Cooper, T.; Retamales, J.; Streif, J. 1992: Occurrence of physiological disorders in nectarines and possibilities for their control. Erwerbsobstbau 34(8): 225-228

Florence, E.J.M.; Balasundaran, M. 1991: Occurrence of pink disease on Acacia auriculiformis in Kerala. Indian Forester 117(6): 494-496

Gaikwad, S.J.; Gohokar, R.T.; Meshram, S.U. 1993: Occurrence of pod blight of soybean caused by Colletotrichum dematium. Journal of Maharashtra Agricultural Universities 18(3): 489-491

Jankowski, W.J.; Swiezewska, E.; Sasak, W.; Chojnacki, T. 1994: Occurrence of polyprenols and dolichols in plants. Journal of Plant Physiology 143(4-5): 448-452

Guerra, M.; Carvalheira, G.M.G. 1994: Occurrence of polytene chromosomes in the anther tapetum of Vigna unguiculata (L.) Walp. Journal of Heredity 85(1): 43-46

Deng, T.C.; Tsao, S.J.; Tsai, S.W.; Huang, C.H.; Tseng, M.M. 1992: Occurrence of potato viruses in Taiwan and resistance to virus Y of some promising clones as determined by ELISA. Journal of Agricultural Research of China 41(4): 361-370

Mbuthia, P.G.; Runyenje, R.E.N.; Ngatia, T.A.; Mulei, C. 1993: Occurrence of poultry chemical poisoning in Kenya. Bulletin of Animal Health and Production in Africa 41(1): 45-50

Belanger, R.R.; Jarvis, W.R. 1994: Occurrence of powdery mildew (Erysiphe sp.) on greenhouse tomatoes in Canada. Plant Disease 78(6): 640

Blazek, J.; Syrovatko, P. 1991: Occurrence of powdery mildew (Podosphaera leucotricha Ell. et Ev. (Salm.)) in the progeny of important apple varieties. Sbornik UVTIZ, Zahradnictvi 18(2): 119-130

Whipps, J.M.; Helyer, N.L. 1994: Occurrence of powdery mildew on aubergine in West Sussex. Plant Pathology 43(1): 230-233

Zakii, Z.; Ershad, D.; Safavi, M. 1993: Occurrence of powdery mildew on mango in Iran. Applied Entomology and Phytopathology 60(1-2): 30 (En), 95 (Pe)

Bhat, M.N.; Hiremath, P.C.; Naik, K.S. 1991: Occurrence of powdery mildew on two species of Acacia in India. Current Research University of Agricultural Sciences, Bangalore 20(1): 6-7

Wiśliński, M.; Popielarz, M. 1994: Occurrence of prochymosin variants in the abomasum of bovine foetuses and calves. Zentralblatt für Veterinarmedizin. Reihe a 41(3): 171-179

Marcano, V.; Morales Méndez, A.; Castellano, F.; Salazar, F.J.; Martinez, L. 1994: Occurrence of psilocybin and psilocin in Psilocybe pseudobullacea (Petch) Pegler from the Venezuelan Andes. Journal of Ethnopharmacology 43(2): 157-159

Sabolic, M. 1992: Occurrence of pyometra in bitches after administration of Neonidan (medroxyprogesterone acetate). Veterinarska Stanica 23(6): 323-326

Thomas, A.F.; Bassols, F. 1992: Occurrence of pyridines and other bases in orange oil. Journal of Agricultural and Food Chemistry 40(11): 2236-2243

Ligoxigakis, E.K.; Vakalounakis, D.J. 1992: Occurrence of race 2 of Verticillium dahliae on tomatoes in Crete. Plant Pathology 41(6): 774-776

Siddiqui, Z.A.; Mahmood, I. 1993: Occurrence of races of Heterodera cajani in Uttar Pradesh, India. Nematologia Mediterranea 21(2): 185-186

Thieme, T. 1992: Occurrence of races of the lupin aphid, Macrosiphum albifrons Essig in Europe (Homoptera: Aphididae). Mededelingen van de Faculteit Landbouwwetenschappen - Rijksuniversiteit Gent 57(3A): 597-602

Becx-Bleumink, M.; Berhe, D. 1992: Occurrence of reactions, their diagnosis and management in leprosy patients treated with multidrug therapy; experience in the leprosy control program of the All Africa Leprosy and Rehabilitation Training Center (ALERT) in Ethiopia. International Journal of Leprosy and other Mycobacterial Diseases: Official Organ of the International Leprosy Association 60(2): 173-184

Subikova, V. 1993: Occurrence of rhizomania disease of sugarbeet in Slovakia. Listy Cukrovarnicke a Reparske 109(6): 122-125

Konecny, I.; Handrkova, J.; Rysanek, P. 1992: Occurrence of rhizomania in the Czech Republic. Listy Cukrovarnicke a Reparske 108(1): 9-10

Ha Minh Trung, Nguyen Van Van; Ngo Vinh Vien; Do Thanh Lam; Mai Lien 1993: Occurrence of rice grain rot disease in Vietnam. International Rice Research Notes 18(3): 30

Zhou, Z.J.; Lin, Q.Y.; Xie, L.J. 1992: Occurrence of rice tungro bacilliform virus in China. Acta Phytopathologica Sinica 22(1): 15-18

Mehrotra, M.D.; Sharma, V. 1990: Occurrence of root knot nematodes in forest nurseries. Indian Forester 116(10): 846

Phillips, A.J.L. 1994: Occurrence of scab of Phaseolus vulgaris caused by Elsinoe phaseoli in South Africa. Plant Pathology 43(2): 417-419

Fagoaga, C.; Pina, J.A.; Duran Vila, N. 1994: Occurrence of small RNAs in severely diseased vegetable crops. Plant Disease 78(7): 749-753

Ketaki Chowdhery; Khan, S.N. 1990: Occurrence of soft rot in preservative treated timbers in field tests and outdoor use. Indian Journal of Forestry 13(4): 345-348

Konar, A.; Ghosh, M.R. 1991: Occurrence of some insects on orange plant Citrus reticulata Blance in Darjeeling District, West Bengal. Environment and Ecology 9(1): 108-111

Laguna, I.G.; Zapata, R.S.; Somigliana, J.C.; Giorda, L.M. 1986: Occurrence of soybean mosaic virus on 16 soyabean cultivars. Revista Agronomica de Manfredi 2(2): 40-52

Schonhar, S. 1991: Occurrence of species of the fungus genus Trichoderma in soils of various forest sites. Allgemeine Forst und Jagdzeitung 162(11-12): 234-235

Yessad Carreau, S.; Manceau, C.; Luisetti, J. 1994: Occurrence of specific reactions induced by Pseudomonas syringae pv. syringae on bean pods, lilac and pear plants. Plant Pathology 43(3): 528-536

Florin-Christensen, M.; Florin-Christensen, J.; Wu, Y.P.; Zhou, L.; Gupta, A.; Rudney, H.; Kaneshiro, E.S. 1994: Occurrence of specific sterols in Pneumocystis carinii. Biochemical and Biophysical Research Communications 198(1): 236-242

Srivastava, L.S. 1991: Occurrence of spike, root and collar rot of large cardamom in Sikkim. Plant Disease Research 6(2): 113-114

Geyer, C.; Colbatzky, F.; Lechner, J.; Hermanns, W. 1993: Occurrence of spiral-shaped bacteria in gastric biopsies of dogs and cats. Veterinary Record 133(1): 18-19

Jia, T.X.; Liu, C.A.; Ni, S.S.; Yin, G.X. 1992: Occurrence of stem rot of asparagus and its control. Acta Phytophylactica Sinica 19(2): 111-115

Shin, D.B.; Kim, D.K. 1992: Occurrence of strawberry gray mold disease and efficacy of chemical control under vinyl house. Research Reports of the Rural Development Administration 34(2 CROP PROT ): 41-46

Ishikawa, S.; Hayama, K.; Nakayama, K.; Tezuka, N. 1992: Occurrence of strawberry southern blight caused by Sclerotium rolfsii Sacc. Proceedings of the Kanto Tosan Plant Protection Society 39: 125-127

Vazquez, A.; Sanchez, R. 1992: Occurrence of stylar-end breakdown in grapefruits in 1986 in Isla de la Juventud. Centro Agricola 19(1): 83-88

Kihurani, A.W.; Skoglundf, L.G.; Gatumbi, R.W. 1993: Occurrence of sweetpotato chlorotic leaf distortion caused by Fusarium lateritium in Kenya. Plant Disease 77(12): 1260-1261

Icochea, T.; Durate, V.; Clark, C.A. 1994: Occurrence of sweetpotato chlorotic leaf distortion in Brazil and Peru caused by Fusarium lateritium. Plant Disease 78(7): 754

Markwell, J.; Osterman, J.C. 1992: Occurrence of Temperature-Sensitive Phenotypic Plasticity in Chlorophyll-Deficient Mutants of Arabidopsis thaliana. Plant Physiology 98(1): 392-394

Yakhina, T.A.; Bakhramov, K.B.; Mannanova, F. 1991: Occurrence of the seed coat with the fibre defect in new cotton varieties. Tekhnologiya vozdelyvaniya novykh perspektivnykh sredne i tonkovoloknistykh sortov khlopchatnika v Uzbekistane: Tezisy dokladov Nauchno tekhnicheskoi konferentsii, Karshi, dekabrya 1991: 83-85

Kohmoto, K.; Otani, H.; Cavanni, P.; Bugiani, R. 1992: Occurrence of the Japanese pear pathotype of Alternaria alternata in Japanese pear orchards in Italy. Phytopathologia Mediterranea 31(3): 141-147

Gaba, B. 1990: Occurrence of the Northern root-knot nematode on potato, beet and clover fields in the Gdansk district. Zeszyty Problemowe Postepow Nauk Rolniczych 391: 39-51

Teuteberg, A. 1993: Occurrence of the choke fungus Epichloe typhina (Pers. ex Fr.) Tul. in timothy seed production. Nachrichtenblatt des Deutschen Pflanzenschutzdienstes 45(9): 196-197

Kunimoto, Y.; Shinkaji, N.; Amano, H. 1994: Occurrence of the citrus red mite, Panonychus citri, in three forms of Ilex crenata. Japanese Journal of Applied Entomology and Zoology 38(2): 71-78

Kimpinski, J.; Plumas, G.; MacDonald, M.C. 1994: Occurrence of the clover cyst nematode, Heterodera trifolii, in Prince Edward Island soils. Journal of Nematology 25(4 Supp): 876-879

Peng, D.L.; Vovlas, N. 1994: Occurrence of the cyst-forming nematode Cactodera thornei in China. Nematologia Mediterranea 22(1): 75-78

Short, F.T.; Porter, D.; IIzumi, H.; Aioi, K. 1993: Occurrence of the eelgrass pathogen Labyrinthula zosterae in Japan. Diseases of Aquatic Organisms 16(1): 73-77

Hidalgo, P.; Flores, M. 1994: Occurrence of the killer character in yeasts associated with Spanish wine production. Food Microbiology 11(2): 161-167

Boye, E.S.; Joshi, D.C. 1994: Occurrence of the leech Limnatis paluda as a respiratory parasite in man: case report from Saudi Arabia. Journal of Tropical Medicine and Hygiene 97(1): 18-20

Bekturganov, B.B.; Gubaidulin, N.A. 1989: Occurrence of the mermithid Hydromermis contorta (Linstow, 1889) - a parasite of chironomid larvae in southern-eastern Kazakhstan. Izvestiya Akademii Nauk Kazakhskoi SSR, Seriya Biologicheskaya 6: 20-25

Falce, H.C.; Malkowski, S.R. 1988: Occurrence of the mite Dermatophagoides pteronyssinus (Trouessart, 1897) in Curitiba, Parana state (Pyroglyphidae: Acarina). Revista do Setor de Ciencias Agrarias 10(1-2): 215-216

Veldman, A.; Borggreve, G.J.; Mulders, E.J.; van de Lagemaat, D. 1992: Occurrence of the mycotoxins ochratoxin A, zearalenone and deoxynivalenol in feed components. Food Additives and Contaminants 9(6): 647-655

Milosevic, D. 1992: Occurrence of the necrotic strain of potato virus Y (PVYN) in some localities in Serbia. Zastita Bilja 43(3): 197-202

Becker, W.F. 1993: Occurrence of the nematode Ditylenchus dipsaci in an onion crop following garlic on the Catarinense Plateau. Agropecuaria Catarinense 6(1): 44-46

Santa Cecilia, L.V.C.; Souza, B.; Reis, P.R. 1992: Occurrence of the rice water-weevil in irrigated rice crops, in the Nepomuceno Region, southern Minas Gerais State. Anais da Sociedade Entomologica do Brasil 21(3): 463-466

Alderman, S.C. 1993: Occurrence of the slime mold Didymium squamulosum in creeping bentgrass in Oregon. Plant Disease 77(11): 1168

Singh, D.; Gulyani, R.; Bhasin, V. 1992: Occurrence of the thiabendazole resistant strains of Haemonchus contortus in sheep. Indian Veterinary Medical Journal 16(2): 139-141

Park, C.E.; Sanders, G.W. 1992: Occurrence of thermotolerant campylobacters in fresh vegetables sold at farmers' outdoor markets and supermarkets. Canadian Journal of Microbiology 38(4): 313-316

Shirakawa, T.; Ozaki, K.; Takahashi, K. 1993: Occurrence of tomato pith necrosis caused by Pseudomonas fluorescens biovar II. Annual Report of the Society of Plant Protection of North Japan 44: 53-55

Singh, B.R.; Tripathi, D.P. 1991: Occurrence of tomato spotted wilt virus on brinjal in Uttar Pradesh. Madras Agricultural Journal 78(1-4): 147-148

Darwish, N.; Sadek, M.A.; Shehata, N.A.; Abou Gabal, M.; Hassanin, N.Y. 1991: Occurrence of toxigenic fungi on Egyptian corn. Annals of Agricultural Science, Moshtohor 29(1): 355-367

Marska, B.; Gowacz, I. 1987: Occurrence of toxin producing fungi in cultivated soil in the region of Police chemical factory industrial emissions. Zeshyty Naukowe Akademii Rolniczej w Szczecinie 43: 93-103

Suzuki, S.; Fukagawa, T.; Takama, K. 1992: Occurrence of tributyltin-tolerant bacteria in tributyltin- or cadmium-containing seawater. Applied and Environmental Microbiology 58(10): 3410-3412

Pinedo, M.L.; Segarra, C.; Conde, R.D. 1993: Occurrence of two endoproteinases in wheat leaf intercellular washing fluid. Physiologia Plantarum 88(2): 287-293

Narain, U.; Chauhan, L.S.; Swarup, J. 1987: Occurrence of two foliar diseases of groundnut - new to Uttar Pradesh. Farm Science Journal 2(2): 202-203

Gaur, H.S.; Khan, E.; Sehgal, M. 1993: Occurrence of two species of root-knot nematodes infecting rice, wheat and monocot weeds in northern India. Annals of Plant Protection Sciences 1(2): 141-142

Ortiz, R.; Vorsa, N.; Bruederle, L.P.; Laverty, T. 1992: Occurrence of unreduced pollen in diploid blueberry species, Vaccinium sect. Cyanococcus. Tag. Theoretical and Applied Genetics. Theoretische und Angewandte Genetik 85(1): 55-60

Filippova, V.V. 1993: Occurrence of unusual chaetotaxy in larvae III-IV of bloodsucking mosquitoes of the genus Aedes. Parazitologiya 27(1): 77-80

Behl, M.K. 1990: Occurrence of unusual strain of PVY on bell pepper in Kangra Valley. Indian Journal of Mycology and Plant Pathology 20(2): 127-129

Iacobellis, N.S.; Sisto, A.; Surico, G. 1993: Occurrence of unusual strains of Pseudomonas syringae subsp. savastanoi on olive in central Italy. Bulletin OEPP 23(3): 429-435

Singla, S.K.; Ambrose, J.D.; Madan, M.L. 1992: Occurrence of uterine embryos with cumulus cells in Murrah buffaloes. Indian Veterinary Journal 69(10): 912-915

Hasegawa, A. 1992: Occurrence of variegation in the shoot of variegated Cymbidium multiplied by shoot tip culture. Acta Horticulturae 300: 353-356

Khan, M.A. 1991: Occurrence of various diseases of poplar (Populus spp.) in Kashmir. Plant Disease Research 6(2): 139

Panigrahy, B.; Senne, D.A.; Pearson, J.E.; Mixson, M.A.; Cassidy, D.R. 1993: Occurrence of velogenic viscerotropic Newcastle disease in pet and exotic birds in 1991. Avian Diseases 37(1): 254-258

Paez Gazquez, C.; Armas Armas, I.; Alfonso Canal, A.T.; Perez, A.; Paez Gazquez, M.A. 1991: Occurrence of vesicular arbuscular mycorrhizal fungi (VAM) on tobacco in Pinar del Rio. Centro Agricola 18(3): 67-75

Paula, M.A.; Siqueira, J.O.; Dobereiner, J. 1993: Occurrence of vesicular-arbuscular mycorrhizal fungi and diazotrophic bacteria associated with sweet potato. Revista Brasileira de Ciencia do Solo 17(3): 349-356

Boyetchko, S.M.; Tewari, J.P. 1993: Occurrence of vesicular-arbuscular mycorrhizal fungi in Alberta, Canada. Zeitschrift fuer Naturforschung Section C Biosciences 48(11-12): 923-929

Nowotny, N.; Schilcher, F.; Fuchs, A.; Loupal, G. 1992: Occurrence of viral haemorrhagic disease of rabbits in Austria. II. Epidemiological investigations. Wiener Tierärztliche Monatsschrift 79(5): 134-140

Dahal, G. 1990: Occurrence of virus and virus-like diseases of crop plants in Nepal. Journal of the Institute of Agriculture and Animal Science 11: 47-75

Ketaki Chowdhery; Khan, S.N.; Mehrotra, M.D. 1992: Occurrence of virus disease on Albizia lebbeck. Indian Journal of Forestry 15(3): 283-284

Cieslinska, M.; Zawadzka, B. 1991: Occurrence of virus diseases on strawberries in Poland. Phytopathologica Polonica 12: 19-22

Avgelis, A.; Catalano, L.; Vovlas, N. 1993: Occurrence of virus vector nematodes and their associated nepovirus in vineyards of the Greek Island of Rhodes. Nematologia Mediterranea 21(1): 93-95

Nasira, K.; Maqbool, M.A. 1994: Occurrence of virus vector nematodes in Pakistan. Pakistan Journal of Nematology 12(1): 79-85

Salomon, R.; Koch, M. 1993: Occurrence of viruses in garlic grown in Israel and methods for their detection in order to prepare virus-free propagation material. Hassadeh 74(3): 262-264 (Ar), 350 (En summary)

Pontoppidan, H. 1993: Occurrence of weeds in unsprayed field margins in Denmark. Tidsskrift for Planteavls Specialserie ( S2236): 97-106

Lapatra, S.E.; Groff, J.M.; Jones, G.R.; Munn, B.; Patterson, T.L.; Holt, R.A.; Hauck, A.K.; Hedrick, R.P. 1994: Occurrence of white sturgeon iridovirus infections among cultured white sturgeon in the Pacific Northwest. Aquaculture : 201-210

Bastos, C.N.; Silva, S.D.V.M.; Almeida, O.C. de 1991: Occurrence of witches' broom disease on a wild solanaceous host in the cocoa growing region of Bahia. Agrotropica 3(2): 109-110

Oldenburg, E. 1993: Occurrence of zearalenone in maize. Mycotoxin Research 9(2): 72-78

Abdel Hafez, A.I.I.; Khallil, A.M. 1992: Occurrence of zoosporic and other moulds in water and mud from slaughterhouse and tanyard at Assiut, Egypt. Zentralblatt fuer Mikrobiologie 147(8): 513-528

Chod, J.; Jokes, M. 1991: Occurrence of zucchini yellow mosaic virus in Czechoslovakia. Sbornik UVTIZ, Ochrana Rostlin 27(2): 111-115

Wei, Z.Q.; Huang, Q.J. 1991: Occurrence pattern and severity of Korean pine bark rot disease. Journal of Shenyang Agricultural University 22(4): 296-301

Lipa, J.J.; Aldebis, H.K.; Vargas Osuna, E.; Caballero, P.; Santiago Alvarez, C.; Hernandez Crespo, P. 1994: Occurrence, biological activity, and host range of Entomopoxvirus B from Ocnogyna baetica (Lepidoptera: Arctiidae). Journal of Invertebrate Pathology 63(2): 130-134

Okusami, T.A.; Rust, R.H. 1992: Occurrence, characteristics, and classification of some hydromorphic soils from south Nigeria. Proceedings of the Eighth International Soil Correlation Meeting VIII ISCOM: characterization, classification, and utilization of wet soils, Louisiana and Texas, October 6-21, 1990: 185-197

Rao, G.P.; Singh, M.; Singh, H.N. 1991: Occurrence, control and new alternative host of common rust of sugarcane in Uttar Pradesh, India. International Journal of Tropical Plant Diseases 9(2): 281-282

Khalil, N.G. 1992: Occurrence, detection and significance of Pseudomonas aeruginosa in raw milk. Assiut Veterinary Medical Journal 28(55): 152-157

Riederer, M.; Matzke, K.; Ziegler, F.; Kogel Knabner, I. 1993: Occurrence, distribution and fate of the lipid plant biopolymers cutin and suberin in temperate forest soils. Organic Geochemistry 20(7): 1063-1076

Oja, P.; Paronen, O.; Manttari, A.; Kukkonen Harjula, K.; Laukkanen, R.; Vuori, I.; Pasanen, M. 1991: Occurrence, effects and promotion of walking and cycling as forms of transportation during work commuting - a Finnish experience. Sport for all Proceedings of the World Congress on Sport for all, held in Tampere, Finland, 3-7 June 1990: 233-238

A.H.zmi, A.S.; Ibrahim, A.A.M.; Abdul Razig, A.T. 1994: Occurrence, morphology and reproduction of Heterodera avenae on wheat and barley in Saudi Arabia. Pakistan Journal of Nematology 12(2): 117-129

Rajpurohit, T.S. 1993: Occurrence, varietal reaction and chemical control of new powdery mildew (Erysiphe orontii Cast) of sesame. Indian Journal of Mycology and Plant Pathology 23(2): 207-209

Kino, H. 1992: Occurrences of Paragonimus westermani, diploid type, and P. miyazakii in the same population of the freshwater crab, Geothelphusa dehaani, collected in Mikkabi-cho, Shizuoka Prefecture, Japan. Japanese Journal of Parasitology 411: 30-36

Thakur, B.S.; Sharma, R.B.; Singh, V.K. 1991: Occurrences of brown planthopper in North Eastern Madhya Pradesh. Current Research University of Agricultural Sciences Bangalore 20(1): 3-4

Basha, S.C. 1994: Ochlandra (bamboo reed) a vanishing asset of forests in Kerala - south India. FORSPA Publication 6: 18-26

Zoysa, N. de 1994: Ochlandra stridula Moon ex Thw. - a profile. FORSPA Publication 6: 41-47

Ludlow, A.E. 1991: Ochna pulchra Hook: leaf growth and development related to photosynthetic activity. Annals of Botany 68(6): 527-540

Skrinjar, M.; Stubblefield, R.D.; Vujicić, I.F. 1992: Ochratoxigenic moulds and ochratoxin a in forages and grain feeds. Acta Veterinaria Hungarica 40(3): 185-190

Stormer, F.C. 1992: Ochratoxin A - a mycotoxin of concern. Handbook of applied mycology Volume 5: Mycotoxins in ecological systems: 403-432

Majerus, P.; Cutka, I.; Dreyer, A.; El Dessouki, S.; Eyrich, W.; Reusch, H.; Schurer, B.; Waiblinger, H.U. 1993: Ochratoxin A contamination in food of vegetable origin. Deutsche Lebensmittel Rundschau 89(4): 112-114

Rodriguez Armesto, R.; Baroni, A.M.C. de; Baroni, E.E.; Boggio, J. 1990: Ochratoxin A found in rolls of Medicago sativa and Sorghum halepense. Veterinaria Argentina 7(63): 183-193

E.Dessouki, S. 1992: Ochratoxin A in beer. Deutsche Lebensmittel Rundschau 88(11): 354-355

Langseth, W.; Bergsjo, B. 1992: Ochratoxin A in plasma of Norwegian slaughter pigs. Norsk Veterinaertidsskrift 104(3): 205-207

Hald, B.; Wood, G.M.; Boenke, A.; Schurer, B.; Finglas, P. 1993: Ochratoxin A in wheat: an intercomparison of procedures. Food Additives and Contaminants 10(2): 185-207

Abramson, D.; Richter, W.; Rintelen, J.; Sinha, R.N.; Schuster, M. 1992: Ochratoxin A production in Bavarian cereal grains stored at 15 and 19% moisture content. Archives of Environmental Contamination and Toxicology 23(2): 259-265

Skrinjar, M.; Horvat Skenderovic, T. 1992: Ochratoxin A production in dry sausage by Penicillium verrucosum var. cyclopium strains. 38th International Congress of Meat Science and Technology: August 23-28, 1992, Clermont Ferrand, France: Volumes 1, 2, 3, 4, 5 and 6: 831-834

Lusky, K.; Tesch, D.; Gobel, R.; Doberschutz, K.D. 1994: Ochratoxin A residues in pigs and in food prepared from pig meat. Fleischwirtschaft 74(5): 558-560

Mogstad, L.L. 1994: Ochratoxin A-induced porcine nephropathy. Meat inspection and food hygiene significance. Dansk Veterinaertidsskrift 77(2): 53-54, 56-59

Anuradha, V.; Rao, N.S.P.akasa; Bhaskar, M.U.aya 1994: Ochrolic acid, a precursor to phenanthropyrones, from Coelogyne ochracea. Phytochemistry 36(6): 1515-1517

Mahapatra, T.K.; Tewari, S.N. 1994: Ocimum sanctum L. leaf extract toxicity against collar rot (Aspergillus niger) and yellow root (A. flavus) diseases of groundnut. Allelopathy Journal 1(2): 114-117

Lipa, J.J.; Santiago Alvarez, C.; Papp, J.; Aldebis, H.K.; Vargas Osuna, E.; Caballero, P. 1993: Ocnogyna baetica (Rambur) (Lepidoptera: Arctiidae) as winter host for Cotesia plutellae (Kurdyumov) and Glyptapanteles compressiventris (Muesebeck) (Hymenoptera: Braconidae) in Spain. Annales de la Societe Entomologique de France 29(4): 435-437

Sehlapelo, B.M.; Drewes, S.E.; Sandor, P. 1993: Ocobullenone: a bicyclooctanoid neolignan from Ocotea bullata. Phytochemistry 32(5): 1352-1353

Corcoran, L.M.; Karvelas, M.; Nossal, G.J.; Ye, Z.S.; Jacks, T.; Baltimore, D. 1993: Oct-2, although not required for early B-cell development, is critical for later B-cell maturation and for postnatal survival. Genes and Development 7(4): 570-582

Weiler, E.W. 1993: Octadecanoid-derived signaling molecules involved in touch perception in a higher plant. Botanica Acta 106(1): 2-4

Kempton, L.R.C.; Isaac, R.E.; Pillmoor, J.B.; Willis, R.J. 1992: Octopamine N-acetyltransferase activity from the cattle tick, Boophilus microplus. Insect Biochemistry and Molecular Biology 22(8): 777-783

Baines, D.; DeSantis, T.; Downer, R.G.H. 1992: Octopamine and 5-hydroxytryptamine enhance the phagocytic and nodule formation activities of cockroach (Periplaneta americana) haemocytes. Journal of Insect Physiology 38(11): 905-914

Dunphy, G.B.; Downer, R.G.H. 1994: Octopamine, a modulator of the haemocytic nodulation response of non-immune Galleria mellonella larvae. Journal of Insect Physiology 40(3): 267-272

Stevenson, P.A.; Pflueger, H.J.; Eckert, M.; Rapus, J. 1994: Octopamine-like immunoreactive neurones in locust genital abdominal ganglia. Cell and Tissue Research 275(2): 299-308

Miles, C.I.; Booker, R. 1993: Octopod, a homeotic mutation of the moth Manduca sexta, affects development of both mesodermal and ectodermal structures. Developmental Biology 155(1): 147-160

O'Keefe, S.J.; Peterson, M.E.; Fleming, C.R. 1994: Octreotide as an adjunct to home parenteral nutrition in the management of permanent end-jejunostomy syndrome. Jpen. Journal of Parenteral and Enteral Nutrition 18(1): 26-34

Guex Crosier, Y.; Herbort, C.P. 1992: Ocular Lyme disease in Switzerland. Klinische Monatsblatter fur Augenheilkunde 200(5): 545-546

Gerding, P.A.; Morton, L.D.; Dye, J.A. 1994: Ocular and disseminated candidiasis in an immunosuppressed cat. Journal of the American Veterinary Medical Association 204(10): 1635-1638

Rose, R.C.; Bode, A.M. 1991: Ocular ascorbate transport and metabolism. Comparative Biochemistry and Physiology. A Comparative Physiology 100(2): 273-285

Westerhof, I. 1992: Ocular filariasis in a parakeet, a tropical surprise. Tijdschrift Voor Diergeneeskunde 117(Suppl): 38s

Nirei, M.; Hayasaka, S.; Nagata, M.; Tamai, A.; Tawara, T. 1993: Ocular injury caused by Preeglox-L, a herbicide containing paraquat, diquat and surfactants. Japanese Journal of Ophthalmology 37(1): 43-46

Scherlie, P.H.; Smedes, S.L.; Feltz, T.; Dougherty, S.A.; Riis, R.C. 1992: Ocular manifestation of systemic histiocytosis in a dog. Journal of the American Veterinary Medical Association 201(8): 1229-1232

Il' in, I.I.; Loskutov, I.A. 1992: Ocular manifestations of Demodex infection. Vestnik Dermatologii i Venerologii 2: 50-52

Sansom, J.; Dunn, J.K. 1993: Ocular manifestations of a plasma cell myeloma. Journal of Small Animal Practice 34(6): 283-287

Lane, I.F.; Roberts, S.M.; Lappin, M.R. 1993: Ocular manifestations of vascular disease: hypertension, hyperviscosity, and hyperlipidemia. Journal of the American Animal Hospital Association 29(1): 28-36

Lowder, C.Y. 1993: Ocular microsporidiosis. International Ophthalmology Clinics 33(1): 145-151

Sharkey, J.A.; McKay, P.S. 1993: Ocular toxocariasis in a patient with repeatedly negative ELISA titre to Toxocara canis. British Journal of Ophthalmology 77(4): 253-254

Zygulska-Mach, H.; Krukar-Baster, K.; Ziobrowski, S. 1993: Ocular toxocariasis in children and youth. Documenta Ophthalmologica. Advances in Ophthalmology 84(2): 145-154

Gueglio, B.; Journel, H.; Smolik, I.; Pechereau, A.; Marjolet, M. 1991: Ocular toxocarosis. A case report. Bulletin de la Societe Francaise de Parasitologie 9(1): 59-63

Marx Chemla, C.; Thelliez, E.; Foudrinier, F.; Aubert, D.; Bonhomme, A.; Ducasse, A.; Pinon, J.M. 1993: Ocular toxoplasmosis: detection of free Toxoplasma in the aqueous humour. Presse Medicale 22(15): 734

Martin, C.; Kaswan, R.; Gratzek, A.; Champagne, E.; Salisbury, M.A.; Ward, D. 1993: Ocular use of tissue plasminogen activator in companion animals. Progress in Veterinary and Comparative Ophthalmology 3(1): 29-36

Pal, M.; Padhi, B. 1992: Oculomycosis due to Fusarium solani: first record in a water buffalo (Bubalus bulalis) in India. Revista Iberoamericana de Micologia 9(4): 83-84

Linseisen, J.; Wolfram, G. 1993: Odd-numbered medium-chain triglycerides (trinonanoin) in total parenteral nutrition: effects on parameters of fat metabolism in rabbits. Jpen. Journal of Parenteral and Enteral Nutrition 17(6): 522-528

Linseisen, J.; Wolfram, G. 1993: Odd-numbered medium-chain triglycerides (trinonanoin) in total parenteral nutrition: parameters of carbohydrate and protein metabolism. Annals of Nutrition and Metabolism 37(6): 320-327

Larson, D.J. 1990: Odonate predation as a factor influencing dytiscid beetle distribution and community structure. Quaestiones Entomologicae 26(2): 151-162

Nicoll, S.A.; Sylvestre, A.M.; Remedios, A.M. 1994: Odontogenic keratocyst in a dog. Journal of the American Animal Hospital Association 30(3): 286-289

Smith, K.C.; Brearley, M.J.; Jeffery, N.D. 1993: Odontoma in a juvenile Boxer: clinical, radiographic and pathological findings. Journal of Small Animal Practice 34(3): 142-145

Dragar, V.; Dragar, C.M.nary, R. 1993: Odor and composition of Olearia phlogopappa essential oil. Journal of essential oil research: JEOR 5(4): 359-363

Muirhead, T.; LaFond, P.; Buckley, S. 1993: Odor control for biosolids composting. Part I. BioCycle 34(2): 64,66-70

Goldstein, N. 1993: Odor control progress for sludge composting. BioCycle 34(3): 56-59

Williams, T.O.; Miller, F.C. 1992: Odor control using biofilters. Part I. Biocycle 33(10): 72-77

Sweeten, J.M.; Miner, J.R. 1992: Odor intensities at cattle feedlots in nuisance litigation. Paper American Society of Agricultural Engineers ( 92-4514): 23 pp.

Bundy, D.S. 1992: Odor issues with wastes. National livestock, poultry and aquaculture waste management Proceedings of the 1991 national workshop, 29-31 July 1991, Kansas City, Missouri, USA: 288-292

Vogt, R.G.; Prestwich, G.D.; Lerner, M.R. 1991: Odorant-binding-protein subfamilies associate with distinct classes of olfactory receptor neurons in insects. Journal of Neurobiology 22(1): 74-84

Bargmann, C.I.; Hartwieg, E.; Horvitz, H.R. 1993: Odorant-selective genes and neurons mediate olfaction in C. elegans. Cell 74(3): 515-527

Pettersson, J.; Stephansson, D. 1991: Odour communication in two brassica feeding aphid species (Homoptera: Aphidinea: Aphididae). Entomologia Generalis 164: 241-247

Kaiser, L.; Bartheye, C.; Pham Delegue, M.H. 1994: Odour conditioning of ovipositor probing behaviour and its heritability. Norwegian Journal of Agricultural Sciences ( SUPP16): 269-275

Valentin, F.H.H. 1993: Odour control - recent advances and practical experience. Effluent treatment and waste minimisation Symposium organised by the Yorkshire Branch of the Institution of Chemical Engineers and the Environmental Protection Subject Group, Leeds, UK, 31 Mar 1 Apr 1993: 197-208

Bakchine Huber, E.; Kaiser, L.; Jong, R. de; Patte, F.; Pham Delegue, M.H. 1991: Odour learning in two beneficial Hymenoptera, Leptopilina boulardi and Apis mellifera. Redia 74(3, Appendix): 295-297

Jong, R. de; Kaiser, L. 1991: Odour memory in Leptopilina boulardi. Redia 74(3, Appendix): 273-278

D.J.ng, R.; Kaiser, L. 1992: Odour preference of a parasitic wasp depends on order of learning. Experientia 48(9): 902-904

Zuber, M.; Meyer, H.; Kohnle, U.; Francke, W. 1993: Odour production and pheromone response in the European engraver bark beetles, Ips amitinus (Eichh.) and Ips amitinus var. montana Fuchs (Col., Scolytidae). Journal of Applied Entomology 115(5): 462-465

Pile, M.M.; Simmonds, M.S.J.; Blaney, W.M. 1993: Odour-mediated upwind flight of Culex quinquefasciatus mosquitoes elicited by a synthetic attractant: a reappraisal. Physiological Entomology 18(2): 219-221

Kaczmarek, S. 1991: Oeciacus hirundinis from the nests of the swallows Delichon urbica and Hirundo rustica. Wiadomosci Parazytologiczne 37(2): 277-280

Ziegler, H.W.; Teunissen, A.P.J.A. 1992: Oenopia impustulata, a new coccinellid for the Netherlands (Coleoptera: Coccinellidae). Entomologische Berichten 52(2): 19-21

Larner, A.J.; Lendrum, R. 1992: Oesophageal candidiasis after omeprazole therapy. Gut 33(6): 860-861

Watson, H.G.; Goulden, N.J.; Ludlam, C.A. 1992: Oesophageal candidiasis in an HIV-negative individual treated with factor VIII concentrate. Thrombosis and Haemostasis 68(6): 782

Gonzalez Carro, P.; Toro, H.; Balanzo, J.; Vilardell, F. 1993: Oesophageal candidosis in a patient treated with omeprazole. Medicina Clinica Barcelona 100(16): 639

Wood, D.T. 1992: Oesophageal choke in an African elephant. Veterinary Record 131(23): 536-537

Shaker, R.; Kahrilas, P.J.; Dodds, W.J.; Hogan, W.J. 1992: Oesophageal clearance of small amounts of equal or less than one millilitre of acid. Gut 33(1): 7-10

Holland, C.T.; Satchell, P.M.; Farrow, B.R. 1993: Oesophageal compliance in naturally occurring canine megaoesophagus. Australian Veterinary Journal 70(11): 414-420

Thevenot, T.; Colardelle, P.; Chochon, M.; Andrieu, J. 1993: Oesophageal mycosis at the time of first infection with the human immunodeficiency virus. Gastroenterologie Clinique et Biologique 17(11): 868

Diz Dios, P.; Fernandez Feijoo, J.; Ocampo Hermida, A.; Miralles Alvarez, C. 1993: Oesophagitis by Candida albicans in patients with AIDS. Medicina Clinica Barcelona 100(6): 237

Dronda, F.; Rodriguez Tudela, J.L.; Mera, P.; Martinez Suarez, J. 1992: Oesophagitis by Candida albicans resistant to fluconazole: therapeutic failure and correlation in vitro. Medicina Clinica Barcelona 99(5): 199

Kumar, S. 1988: Oesophagostomum columbianum: immune reactions guinea pigs. III. Lyophilized and fresh metabolic antigens from fourth stage larvae. Rivista di Parassitologia 49(2): 180-195

Zaghloul, A.H.; Shehata, S.H. 1991: Oestradiol and progesterone levels in the serum of she-camel as related to different ovarian structures. Assiut Veterinary Medical Journal 25(50): 217-223

Joseph, I.B.J.K.; Currie, W.D.; Ravindra, J.P.; Cook, S.J.; Rawlings, N.C. 1994: Oestradiol and the surge release of gonadotrophins in the ewe. Animal Reproduction Science 34(3-4): 217-230

Medlock, K.L.; Lyttle, R.; Kelepouris, N.; Newman, E.D.; Sheehan, D.M. 1991: Oestradiol down-regulation of the rat uterine oestrogen receptor. Proceedings of the Society for Experimental Biology and Medicine 196(3): 293-300

Wilson, M.E. 1993: Oestradiol negative feedback inhibition on LH secretion during lactation is prolonged in adolescent primiparous rhesus monkeys. Journal of Endocrinology 136(1): 127-136

Akyol, N.; Kukner, S.; Ozden, S.; Ozkaya, U.; Ozdemir, T.; Ay, S. 1994: Oestrius ovis ophthalmomyiasis: a case report. Turkiye Parazitoloji Dergisi 18(1): 55-59

Sack, M.N.; Rader, D.J.; Cannon, R.O. 1994: Oestrogen and inhibition of oxidation of low-density lipoproteins in postmenopausal women. Lancet 343(8892): 269-270

Rajwinder Singh; Singha, S.P.S.; Setia, M.S. 1992: Oestrogens and progesterone status during pregnancy and parturition in bovines: a review. Indian Veterinary Medical Journal 16(2): 87-93

Prakash, B.S.; Madan, M.L. 1994: Oestrone sulphate determination in milk for detection of foetal death in bovines. Indian Journal of Animal Sciences 64(1): 56-58

Wani, G.M. 1991: Oestrous activity in goats: a review. World Review of Animal Production 26(4): 73-77

Gambacorta, M.; Manchisi, A.; Toteda, F.; Bellitti, E.; Martemucci, G. 1993: Oestrous and ovulation responses in Altamurana ewes treated with FGA, PGF2 alpha and PMSG. Proceedings of the 10th national congress, Scientific Association of Animal Production, Bologna, Italy, 31 May 3 June 1993: 659-664

Costa, C.L.; Lopes da Costa, L.; Robalo Silva, J. 1993: Oestrous behaviour and fertility in synchronized Charolais cows. Publicacoes do 5o Simposio Internacional de Reproducao Animal, Luso, Portugal, 30 de Setembro a 2 de Outubro 1993 Volume II: 51-57

Kluth, G.A. 1993: Oestrous control in ferrets. Veterinary Record 133(10): 252

Boly, H.; Magagi, L.; Konate, T.; Viguier Martinez, M.C.; Yenikoye, A. 1992: Oestrous cycle and follicle growth in Djallonke ewes of the Moshi variety. Revue d' Elevage et de Medecine Veterinaire des Pays Tropicaux 45(3-4): 335-340

Drickamer, L.C. 1992: Oestrous female house mice discriminate dominant from subordinate males and sons of dominant from sons of subordinate males by odour cues. Animal Behaviour 43(5): 868-870

Gyawu, P.; Kabuga, J.D.; Asare, K.; Karikari, P.K.; Appiah, P.; Kwarteng, F.A.; Awunyo, P.K. 1993: Oestrous response of trypanotolerant N'Dama cows after treatment with prostaglandin F2 alpha analogue (cloprostenol) in the humid forest zone of Ghana. Animal Reproduction Science 31(3-4): 167-173

Llewelyn, C.A.; Kadzere, C.J. 1992: Oestrous synchronization and fertility following treatment with fluorogestone acetate (Chronolone) impregnated intra-vaginal sponges in indigenous goats of Zimbabwe. Zimbabwe Veterinary Journal 23(4): 159-165

Asher, GW.; Fisher, MW.; Fennessy, PF.; Mackintosh, CG.; Jabbour, HN.; Morrow, CJ. 1993: Oestrous synchronization, semen collection and artificial insemination of farmed red deer (Cervus elaphus) and fallow deer (Dama dama). Animal Reproduction Science 33(1-4): 241-265 (Special Issue)

Diephuis, E.P. 1993: Oestrus and pregnancy detection by flehmen-like responses of Asian bull elephants to urine samples of Asian female elephants. Zoologische Garten 63(4): 235-245

Chohan, K.R.; Chaudhry, R.A.; Khan, N.U.; Chaudhry, M.A.; Ahmad, M. 1992: Oestrus behaviour and fertility in normal cycling and oestrus synchronised buffaloes. Indian Journal of Dairy Science 45(11): 588-590

Maruo, K.; Tsumuraya, T.; Kaneshige, T.; Murakoshi, M.; Suzuki, K.; Iizuka, M. 1993: Oestrus control in bitches with a chlormadinone acetate implant and its safety. Journal of the Japan Veterinary Medical Association 46(9): 780-784

Holtz, W.; Meinhardt, H. 1993: Oestrus detection in cattle. Reproduction in Domestic Animals 28(7): 315-341

Lehrer, A.R.; Lewis, G.S.; Aizinbud, E. 1992: Oestrus detection in cattle: recent developments. Animal Reproduction Science 28(1-4): 355-361

Kumar, H.; Kumar, S. 1992: Oestrus incidence and conception rate in non-descript bovines. Journal of Dairying Foods and Home Sciences 11(2): 77-80

Akakpo, A.J.; Bornarel, P.; Pangui, L.J.; Sarradin, P. 1993: Oestrus ovis infection and bacterial flora in sheep from Senegal. Revue de Medecine Veterinaire 144(4): 331-334

Sharma, V.K.; Gupta, R.C.; Khurana, N.K.; Khar, S.K. 1994: Oestrus synchronisation and superovulation using equine FSH in crossbred ewes. Veterinary Record 135(7): 164-165

El Amrawi, G.A.; Hussein, F.M.; El Bawab, I.E. 1993: Oestrus synchronization and kidding rate in does treated with a vaginal sponge. Assiut Veterinary Medical Journal 29(57): 249-259

Fiedler, C.; Seifert, H. 1992: Oestrus synchronization and superovulation in guineapigs (Cavia aperea f. porcellus L.). Wissenschaftliche Zeitschrift der Humboldt Universitat zu Berlin Reihe Agrarwissenschaften 41(4): 65-72

Lowman, B. 1993: Oestrus synchronization for suckler cows-here to stay?. Irish Veterinary News 14(5): 23-29

Dubiel, A.; Ciszewski, J. 1993: Oestrus synchronization in cows using intravaginal devices and prostaglandin F2 alpha. Zycie Weterynaryjne 68(7): 162-165

Schneider, R.V.; Sarychev, N.G.; Kapustina, G.F. 1991: Oestrus synchronization in replacement gilts on commercial farms and complexes. Sibirskii Vestnik Sel' skokhozyaistvennoi Nauki 2: 69-71

Araya, A.; Begu, D.; Graves, P.V.; Hernould, M.; Litvak, S.; Mouras, A.; Suharsono, S. 1993: Of RNA editing and cytoplasmic male sterility in plants. Brennicke, A. , Kuech, U. Plant Mitochondria: With Emphasis On Rna Editing And Cytoplasmic Male Sterility: 83-91

Ranjo Libang, G. 1994: Of borders, bridges and sisterhood: reflections on the Women's Linking Project. Focus on Gender 2(3): 37-40

Gros, J.G. 1994: Of cattle, farmers, veterinarians and the World Bank: the political economy of veterinary services privatization in Cameroun. Public Administration and Development 14(1): 37-51

Spence, J.R.; Spence, D.H. 1988: Of ground-beetles and men: introduced species and the synanthropic fauna of western Canada. Memoirs of the Entomological Society of Canada 144: 151-168

Maganya, E.N. 1994: Of large-scale and small farms: a comparative paradigmatic inquiry into the agricultural policies of Zimbabwe, Malawi and Tanzania. African perspectives on development: controversies, dilemmas and openings: 96-106

Nomura, T. 1990: Of mice and men?. Nature 345(6277): 671

Corrigan, R.M.; Weber, M. 1991: Of mice and mousetraps. Pest Control Technology 19(3): 56-57, 60, 107

Schantz, P.M. 1994: Of worms, dogs, and human hosts: continuing challenges for veterinarians in prevention of human disease. Journal of the American Veterinary Medical Association 204(7): 1023-1028

Jeyaraman, S. 1991: Off season crops for semi arid black cotton soil tract. Madras Agricultural Journal 78(9-12): 545-546

Sileshi, G.; Lakra, R.K. 1994: Off season survival of the sorghum shoot fly, Atherigona soccata Rondani (Diptera: Muscidae) in Alemaya region of Ethiopia. Crop Research Hisar 7(1): 97-104

Ghose, B. 1992: Off-farm employment generation in Sikkin and the Darjeeling Hill Areas. Social Change New Delhi 22(1): 81-99

Whitener, L.A.; Parker, T.S. 1993: Off-farm employment opportunities for farmers: a labor market area analysis. Inequalities in labor market areas: 107-123

Perry, J.; Hoppe, B. 1993: Off-farm income plays pivotal role. Agricultural Outlook 202: 3-5

Olfert, M.R. 1993: Off-farm labour supply with productivity increases, peak period production and farm structure impacts. Canadian Journal of Agricultural Economics 41(4): 491-501

David, F.; Verschuere, M.; Sandra, P. 1992: Off-line supercritical fluid extraction-capillary GC applications in environmental analysis. Fresenius' Journal of Analytical Chemistry 344(10-11): 479-485

Maiti, D.; Variar, M.; Shukla, V.D. 1991: Off-season perpetuation of Sarocladium oryzae under monocropped rainfed ecosystem. Indian Phytopathology 44(4): 454-457

Ezulike, T.O.; Egwuatu, R.I. 1993: Off-season survival and seasonal carry-over of green spider mite Mononychellus tanajoa (Bondar) in south eastern Nigeria. Pakistan Journal of Zoology 25(1): 85-87

Templeton, A.R. 1991: Off-site breeding of animals and implications for plant conservation strategies. Genetics and conservation of rare plants: 182-194

Touzet, G. 1991: Office National des Forets: twenty-five years of service to forests and natural lands. Revue Forestiere Francaise 43(5): 363-383

Diamond, M.A. 1992: Office aeroallergen sampling. Allergy Proceedings: the Official Journal of Regional and State Allergy Societies 13(3): 143-146

Winiger, F.A. 1992: Official Swiss Variety List for potato growing 1993. Landwirtschaft Schweiz 5(11-12): I-VI

Lezec, M. le; Babin, J. 1992: Official catalogue of fruit crop species and varieties. Apple. Varieties entered in 1992. Arboriculture Fruitiere 453: 18-20

Trivelli, C. 1992: Official recognition of peasant communities: a statistical review. Debate Agrario Lima 14: 23-27

DeLucia, E.H..; Callaway, R.M..; Schlesinger, W.H.. 1994: Offsetting changes in biomass allocation and photosynthesis in ponderosa pine (Pinus ponderosa) in response to climate change. Tree Physiology 14(7_9): 669-677

Willinsky, M.D.; Champ, M.A. 1993: Offshore fish farming: reversing the 'oceanic dustbowl'. Sea Technology 34(8): 21-26

Eduardo, S.L. 1993: Ogmocotyle indica (Bhalerao, 1942) (Trematoda: Notocotylidae), a parasite of the Luzon Sambar deer, Cervus (Rusa) philippinus. Philippine Journal of Veterinary Medicine 30(1): 23-26

Grelon, M.; Budar, F.; Bonhomme, S.; Pelletier, G. 1994: Ogura cytoplasmic male-sterility (CMS)-associated orf138 is translated into a mitochondrial membrane polypeptide in male-sterile Brassica cybrids. Molecular and General Genetics: Mgg 243(5): 540-547

Alaka Pande; Rao, V.G. 1992: Oidiopsis thryallidis spec. nov. Mycotaxon 45: 61-62

Hosagoudar, V.B.; Braun, U.; Rabindran, R. 1992: Oidium murrayae spec. nov. International Journal of Mycology and Lichenology 5(3): 213-215

Yadav, V.K.; Kumari, N.A. 1993: Oil and glucosinolate contents in Indian rapeseed and mustard varieties. Indian Journal of Plant Physiology 36(1): 17-19

Stanojevic, D.; Nedeljkovic, S.; Jovanovic, D. 1992: Oil and protein concentration in seed of diverse high protein inbred lines of sunflower. Proceedings of the 13th International Sunflower Conference Volume 2, Pisa, Italy, 7-11 September 1992: 1263-1268

Huang, A.H.C. 1992: Oil bodies and oleosins in seeds. Briggs, W R (Ed ) Annual Review Of Plant Physiology And Plant Molecular Biology, Vol 43 Ix+685p Annual Reviews Inc : Palo Alto, California, Usa Illus 177-200

Ikporukpo, C.O. 1993: Oil companies and village development in Nigeria. OPEC Review 27(1): 83-97

Bansal, U.K.; Satija, D.R.; Ahuja, K.L. 1993: Oil composition of diverse groundnut (Arachis hypogaea L) genotypes in relation to different environments. Journal of the Science of Food and Agriculture 63(1): 17-19

Seiler, G.J. 1994: Oil concentration and fatty acid composition of achenes of North American Helianthus (Asteraceae) species. Economic Botany 48(3): 271-279

Estilai, A. 1993: Oil content and fatty acid composition of seed oil from guayule plants with different chromosome numbers. Journal of the American Oil Chemists' Society 70(5): 547-549

Maqbool Ahmad; Mehdi, S.S. 1992: Oil content and fatty acids of exotic sunflower inbred lines as influenced by different charcoal rot isolates. Proceedings of the 13th International Sunflower Conference Volume 2, Pisa, Italy, 7-11 September 1992: 946-956

Lysak, L.V.; Lapygina, E.V. 1994: Oil destruction by monocultures and natural associations of soil bacteria. Vestnik Moskovskogo Universiteta Seriya 17 Pochvovedenie 1994(1): 58-62

Steiner, KE.; Whitehead, VB. 1991: Oil flowers and oil bees: further evidence for pollinator adaptation. Evolution 456: 1493-1501

Langley, P.A.; Perschke, H.; Hussain, M. 1992: Oil formulation of pyrethroids for contamination of tsetse flies (Glossina spp.) through tarsal contact with treated targets. Pesticide Science 35(4): 309-313

Joersbo, M.; Enevoldsen, K.; Andersen, J.M. 1992: Oil glands on black currant callus. Journal of Plant Physiology 140(1): 96-100

Mariau, D.; Lande, H.L. van de; Renard, J.L.; Dollet, M.; Rocha de Souza, L.; Rios, R.; Orellana, F.; Corrado, F. 1992: Oil palm bud rot type diseases in Latin America. Symptomatology, epidemiology, incidence. Oleagineux Paris 47(11): 60(5-618)

Tailliez, B.; Coulibaly, M.S.; Bonny, C.P.; Jacquemard, J.C. 1993: Oil palm bunch ripening and harvesting criteria at Palmindustrie (Ivory Coast). Oleagineux Paris 48(4): 16(9-178)

Ysselmuiden, I.L.A. 1993: Oil palm cultivation in higher rainfall areas of Uganda. Planter 69(806): 191-194, 197-204

Rajanaidu, N. 1991: Oil palm genetic resources - public and private sector collaboration. Crop networks Searching for new concepts for collaborative genetic resources management Papers of the EUCARPIA/IBPGR symposium held at Wageningen, Netherlands, 3-6 December 1990: 117-123

Jalani, B.S.; Rajanaidu, N. 1992: Oil palm improvement and productivity. Huang, S -C, Hsieh, S -C, Liu, D -J Taichung District Agricultural Improvement Station Special Publication; The impact of biological research on agricultural productivity: 419-431

Prioux, G. 1989: Oil palm irrigation - PHCI's technical decisions regarding equipment and water management methods. Oleagineux Paris 44(2): 32(9-340)

Prioux, G.; Jacquemard, J.C.; Franqueville, H. de; Caliman, J.P. 1992: Oil palm irrigation. Initial results obtained by PHCI (Ivory Coast). Oleagineux Paris 47(8-9): 49(7-509)

Cornaire, B.; Daniel, C.; Zuily Fodil, Y.; Lamade, E. 1994: Oil palm performance under water stress. Background to the problem, first results and research approaches. Oleagineux Paris 49(1): 1-12

Hutumo, T.; Poeloengan, Z. 1993: Oil palm progeny trial for small holdings. Preliminary results of a progeny trial on D x P and Dy x P oil palm hybrids in north Sumatra. Buletin Pusat Penelitian Kelapa Sawit 1(1): 29-37, 2

Guen, V. le; Quattara, S.; Jacquemard, J.C. 1990: Oil palm selection with a view to easier harvesting. Initial results. Oleagineux Paris 45(12): 52(3-531)

Andersson, G.; Olsson, G. 1991: Oil plant cultivation and breeding in Sweden over the past 50 years. Sveriges Utsadesforenings Tidskrift 101(4): 203-214

Rao, V.P. 1993: Oil production function and economic optima for sesame from irrigation, nitrogen and phosphorus. Annals of Agricultural Research 14(2): 136-142

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Varade, P.B. 1992: Oil quality of Indian mustard - challenges and prospects of improvement. Advances in oilseeds research: volume 1, rapeseed and mustard: 267-274

Mosca, G.; Bona, S. 1994: Oil seed crops for production of methylester: energy analysis and productivity of some species. Rivista di Ingegneria Agraria 25(3): 151-161

Prado Jatar, M.; Correa, M.; Rodriguez Grau, J.; Carneiro, M. 1993: Oil sludge landfarming biodegradation experiment conducted at a tropical site in eastern Venezuela. Waste Management and Research 11(2): 97-106

Pritchard, P.H.; Mueller, J.G.; Rogers, J.C.; Kremer, F.V.; Glaser, J.A. 1993: Oil spill bioremediation: experiences, lessons and results from the Exxon Valdez oil spill in Alaska. Microorganisms to combat pollution: 191-211

Atlas, R.M. 1992: Oil spills: regulation and biotechnology. Current Opinion in Biotechnology 3(3): 220-223

Stevens, P.S.; Steven, D. 1992: Oil sprays and kiwifruit storage. Proceedings of the forty fifth New Zealand plant protection conference, Wellington, New Zealand, 11-13 August 1992: 171-173

Gaviria, A. 1991: Oil, environmental pollution and indigenous peoples. Revista Forestal del Peru 18(1): 57

Lindseth, V.; Vandvik, G. 1992: Oil-firing or electricity?. Meieriposten 81(2): 28-30

Papas, A.M. 1993: Oil-soluble antioxidants in foods. Toxicology and Industrial Health 9(1-2): 123-149

Chadha, K.L. 1992: Oil-yielding trees. National Bank News Review India 8(2): 36-42

Brueske, G.D. 1993: Oil/meal separation processes. Proceedings of the world conference on oilseed technology and utilization: 126-136

Wood, A.M.; Munro, R.; Robinson, I. 1993: Oiled birds from Shetland, January 1993. Veterinary Record 132(14): 367-368

Gauvrit, C.; Cabanne, F. 1993: Oils for weed control: uses and mode of action. Pesticide Science 37(2): 147-153

Barrantes, E.; Tamime, A.Y.; Sword, A. 1994: Oils versus milk fat. Dairy Industries International 59(8): 25, 27-28

Larsson, S. 1992: Oilseed flax cultivar trials. Svensk Frotidning 61(2): 8-11

Carr, R.A. 1993: Oilseed harvesting, storage and transportation. Proceedings of the world conference on oilseed technology and utilization: 118-125

Weigel, J.C. 1993: Oilseed meals and the effect of processing on their subsequent quality. Recent advances in animal nutrition in Australia 1993: 317-322

Renard, M.; Brun, H.; Chevre, A.M.; Delourme, R.; Guerche, P.; Mesquida, J.; Morice, J.; Pelletier, G.; Primard, C. 1992: Oilseed rape. Amelioration des especes vegetales cultivees: objectifs et criteres de selection: 135-145, 218-219

Dunn, N. 1992: Oilseed rape in Germany. Firms flourish by sponsoring scientists. Prophyta 46(2): 12-15

Dunn, N. 1992: Oilseed rape in Germany. Spreading out activities improves contacts. Prophyta 46(2): 16-17, 19

Acharya, S.S. 1993: Oilseeds and pulses, price policy and production performance. Indian Journal of Agricultural Economics 48(3): 317-333

Oldham, J.H.; Tsagli, K.J. 1993: Oilseeds as renewable rural energy resources. Proceedings of the world conference on oilseed technology and utilization: 461-462

Temba, J. 1988: Oilseeds research and production in Zambia. Proceedings of a subregional workshop on small scale oil expression, held in Zanzibar, Tanzania, 21-27 November 1987: 173-193

Sharma, D.P. 1992: Oilseeds: from supply management to longer-term problems. Economic and Political Weekly 27(46): 2450-2451

Kalous, J.; Kubelka, M.; Rimkevicova, Z.; Guerrier, P.; Motlik, J. 1993: Okadaic acid accelerates germinal vesicle breakdown and overcomes cycloheximide- and 6-dimethylaminopurine block in cattle and pig oocytes. Developmental Biology 157(2): 448-454

Dyban, A.P.; De Sutter, P.; Verlinsky, Y. 1993: Okadaic acid induces premature chromosome condensation reflecting the cell cycle progression in one-cell stage mouse embryos. Molecular Reproduction and Development 34(4): 402-415

Hayashi, H.; Fujiwara, T.; Murao, S.; Arai, M. 1991: Okaramine C, a new insecticidal indole alkaloid from Penicillium simplicissimum. Agricultural and Biological Chemistry 55(12): 3143-3145

Kletke, D.D. 1993: Oklahoma land values. Current Farm Economics 66(4): 11-20

Chambers, B.J.; Bartell, D.P.; Pinkston, K.N.; Vanhooser, C.M. 1991: Oklahomans overcome arachnophobia at the Insect Zoo. American Entomologist 37(3): 134-135

Rocha Leal, N. 1991: Okra collections in Brazil. Report of an international workshop on okra genetic resources held at the National Bureau for Plant Genetic Resources, New Delhi, India, 8-12 October 1990: 51

Seck, A. 1991: Okra evaluation in Senegal. Report of an international workshop on okra genetic resources held at the National Bureau for Plant Genetic Resources, New Delhi, India, 8-12 October 1990: 31-33

Mou, S.Y. 1991: Okra genetic resources in China. Report of an international workshop on okra genetic resources held at the National Bureau for Plant Genetic Resources, New Delhi, India, 8-12 October 1990: 36-37

E.Tahir, I.M. 1991: Okra genetic resources in Sudan. Report of an international workshop on okra genetic resources held at the National Bureau for Plant Genetic Resources, New Delhi, India, 8-12 October 1990: 34-35

Thomas, T.A. 1991: Okra germplasm build-up and evaluation. Report of an international workshop on okra genetic resources held at the National Bureau for Plant Genetic Resources, New Delhi, India, 8-12 October 1990: 104-106

Rasco, E.T.Jr 1991: Okra germplasm evaluation and the breeding programme at IPB, Philippines. Report of an international workshop on okra genetic resources held at the National Bureau for Plant Genetic Resources, New Delhi, India, 8-12 October 1990: 24-30

Dutta, O.P. 1991: Okra germplasm utilization at IIHR, Bangalore. Report of an international workshop on okra genetic resources held at the National Bureau for Plant Genetic Resources, New Delhi, India, 8-12 October 1990: 114-116

Goli, A.E.; Goli, K. 1991: Okra in Cote d'Ivoire. Report of an international workshop on okra genetic resources held at the National Bureau for Plant Genetic Resources, New Delhi, India, 8-12 October 1990: 48-50

Berg, W.A. 1993: Old World bluestem response to fire and nitrogen fertilizers. Journal of range management 46(5): 421-425

Austin, R.B.; Ford, M.A.; Morgan, C.L.; Yeoman, D. 1993: Old and modern wheat cultivars compared on the Broadbalk wheat experiment. European Journal of Agronomy 2(2): 141-147

Sundberg, U. 1993: Old and new challenges in forest work science and forest techniques. Allgemeine Forst und Jagdzeitung 164(7): 128-135

Keding, M.; Klaser, A.; Langenohl, T.; Witte, H. 1992: Old and new sewage sludge utilization methods in the light of the requirements laid down in the revised sewage sludge ordinance. Korrespondenz Abwasser 39(2): 188-196

Yaffey, M. 1994: Old and new thinking on key appraisal indicators. Project Appraisal 9(2): 119-126

Harwood, C.; Boland, D.J.; Makinson, R.O. 1990: Old friend, new uses. Partners in Research for Development 3: 21-25

Juday, G.P.; Sheppard, P.R.; Cook, E.R.; Anderson, H.M.; Moir, W.H.; Dieterich, J.H.; Greene, S.; Jones, S.M. 1988: Old growth forests. Natural Areas Journal 8(1): 3-37

Kontos, V.J.; Koutinas, A.F. 1993: Old world canine leishmaniasis. Compendium on Continuing Education for the Practicing Veterinarian 15(7): 949-959

el-Azazy, O.M. 1993: Old World screwworm fly (Chrysomyia bezziana) in the Gulf. Veterinary Record 132(10): 256

Yakimenko, N.S. 1991: Old-established variety. Sakharnaya Svekla: Proizvodstvo i Pererabotka 6: 34

Lebedeva, V.Kh 1993: Old-field succession with participation of Ambrosia artemisiifolia (Asteraceae). Botanicheskii Zhurnal 78(6): 101-113

Moller, G. 1994: Old-wood and dead-wood habitats - ecology, threats, and conservation measures. Beitrage fur Forstwirtschaft und Landschaftsokologie 28(1): 7-15

Peterson, S.A.; Maiden, R. 1991: Older Americans' use of nutrition programs. Journal of Nutrition for the Elderly 11(1-2): 49-67

Gilling, J. 1994: Older and wiser?. Leisure Opportunities 126: 26-27

Scarpati, M.L.; Scalzo, R.L.; Vita, G. 1993: Olea europaea Volatiles attractive and repellent to the olive fruit fly (Dacus oleae, Gmelin). Journal of Chemical Ecology 19(4): 881-891

Kiew, R. 1993: Olea palawanensis (Oleaceae), a new species from the Philippines. Blumea 38(1): 127-128

Cerdá-Olmedo, E.; Avalos, J. 1994: Oleaginous fungi: carotene-rich oil from Phycomyces. Progress in Lipid Research 33(1-2): 185-192

Zhou, X.Z.; Kasai, R.; Ohtani, K.; Tanaka, O.; Nie, R.L.; Yang, C.R.; Zhou, J.; Yamasaki, K. 1992: Oleanane and ursane glucosides from Rubus species. Phytochemistry 31(10): 3642-3644

Ohtani, K.; Ogawa, K.; Kasai, R.; Yang, C.R.; Yamasaki, K.; Zhou, J.; Tanaka, O. 1992: Oleanane glycosides from Glycyrrhiza yunnanensis roots. Phytochemistry 31(5): 1747-1752

Akhtar, N.; Malik, A. 1993: Oleanene type triterpenes from Plumeria rubra. Phytochemistry 32(6): 1523-1525

Garces, R.; Sarmiento, C.; Mancha, M. 1994: Oleate from triacylglycerols is desaturated in cold-induced developing sunflower (Helianthus annuus L.) seeds. Planta 193(4): 473-477

Velasquez, O.R.; Henninger, K.; Fowler, M.; Tso, P.; Crissinger, K.D. 1993: Oleic acid-induced mucosal injury in developing piglet intestine. American Journal of Physiology 264(3 Part 1): G576-G582

Vries, R.J. de 1991: Oleochemicals' potential in the Pacific Rim. Proceedings, World conference on oleochemicals: into the 21st century, held 8-12 October 1990 at Kuala Lumpur, Malaysia: 45-50

Voulgaridis, E.V. 1993: Oleoresin and gum rosin from Pinus halepensis Mill. as basic constituents in water repellent formulations applied to wood. Holz als Roh und Werkstoff 51(5): 324-328

Lee, K.; Bih, F.Y.; Learn, G.H.; Ting, J.T.; Sellers, C.; Huang, A.H. 1994: Oleosins in the gametophytes of Pinus and Brassica and their phylogenetic relationship with those in the sporophytes of various species. Planta 193(3): 461-469

Iglesias, J.; Gonzalez Pacanowska, D.; Marco, C.; Garcia Peregrin, E. 1992: Oleoyl-CoA incorporation into triglycerides and phospholipids by chick enterocytes. Effect of cholesterol and cholestyramine feeding. Nutrition Research 12(10): 1265-1272

Taiganides, E.P. 1992: Olfaction and malodours in pig farming areas. Pig waste management and recycling: the Singapore experience: 143-184, 355-356

Cummins, K.A.; Myers, L.J. 1991: Olfactory and visual cues, individual recognition, and social aggression in lactating dairy cows. Journal of Dairy Science 74(Suppl 1): 301

Williams, J.R.; Slotnick, B.M.; Kirkpatrick, B.W.; Carter, C.S. 1992: Olfactory bulb removal affects partner preference development and estrus induction in female prairie voles. Physiology and Behavior 52(4): 635-639

Jansen, H.T.; Jackson, G.L. 1993: Olfactory bulb removal does not prevent gonadotropin or prolactin responses to changing photoperiod in the ewe. Neuroendocrinology 57(3): 448-456

Meguid, M.M.; Gleason, J.R.; Yang, Z.J. 1993: Olfactory bulbectomy in rats modulates feeding pattern but not total food intake. Physiology and Behavior 54(3): 471-475

Monahan, E.; Yamazaki, K.; Beauchamp, G.K.; Maxson, S.C. 1993: Olfactory discrimination of urinary odortypes from congenic strains (DBA/1Bg and DBA1.C57BL10-YBg) of mice differing in their Y chromosomes. Behavior Genetics 23(3): 251-255

Mattix, M.E.; Mattix, R.J.; Williams, B.H.; Ribas, J.L.; Wilhelmsen, C.L. 1994: Olfactory ganglioneuroblastoma in a dog: a light, ultrastructural, and immunohistochemical study. Veterinary Pathology 31(2): 262-265

Morrison, E.E.; Plumb, J.A. 1994: Olfactory organ of channel catfish as a site of experimental Edwardsiella ictaluri infection. Journal of Aquatic Animal Health 6(2): 101-109

Nordenhem, H.; Nordlander, G. 1994: Olfactory oriented migration through soil by root-living Hylobius abietis (L.) larvae (Col., Curculionidae). Journal of Applied Entomology 117(5): 457-462

Lima, C.; Vital, J.P. 1994: Olfactory pathways in three patients with cryptococcal meningitis and acquired immune deficiency syndrome. Journal of the Neurological Sciences 123(1-2): 195-199

Jha, A.N.; Yadav, T.D. 1991: Olfactory response of Lasioderma serricorne Fab. and Stegobium paniceum (Linn.) to different spices. Indian Journal of Entomology 53(3): 396-400

Favero, S.; Salgado, L.O.; Vilela, E.F.; Pilli, R.A. 1993: Olfactory response of Sitophilus zeamais Motsch. (Coleoptera: Curculionidae) to the synthetic aggregation pheromone sitophilure. Anais da Sociedade Entomologica do Brasil 22(3): 427-432

Lin, H.; Hoy, C.W.; Head, G. 1993: Olfactory response of larval diamondback moth (Lepidoptera: Plutellidae) to permethrin formulations. Environmental Entomology 22(5): 1096-1102

Drukker, B.; Scutareanu, P.; Blommers, L.H.M.; Sabelis, M.W. 1992: Olfactory response of migrating anthocorids to Psylla-infested pear trees in an orchard. Proceedings of the Section Experimental and Applied Entomology of the Netherlands Entomological Society 3: 51-56

Cheng, C-C.; Yao, A-L.; Lee, LW-Y.; Chang, J-C. 1992: Olfactory responses of Diachasmimorpha longicaudatus and Opius incisi to animal plant host related volatile sources. Bulletin of the Institute of Zoology Academia Sinica (Taipei): 312: 131-135

Saini, R.K.; Hassanali, A. 1992: Olfactory sensitivity of tsetse to phenolic kairomones. Insect Science and its Application 13(1): 95-104

Wegener, J.W.; Boekhoff, I.; Tareilus, E.; Breer, H. 1993: Olfactory signalling in antennal receptor neurones of the locust (Locusta migratoria). Journal of Insect Physiology 39(2): 153-163

Wu, D.G.; Sorg, B.; Adolf, W.; Opferkuch, H.J.; Seip, E.H.; Hecker, E. 1993: Oligo- and macrocyclic diterpenes in Thymelaeaceae and Euphorbiaceae occurring and utilized in Yunnan (southwest China) 4. Tigliane type diterpene estes (phorbol-12,13-diesters) from Wikstroemia canescens. Phytotherapy Research 7(2): 194-196

Wu, D.G.; Sorg, B.; Adolf, W.; Opferkuch, H.J.; Hecker, E. 1993: Oligo- and macrocyclic diterpenes in Thymelaeaceae and Euphorbiaceae occurring and utilized in Yunnan (southwest China) 5. Daphnane type diterpene 9,13,14-orthoesters from roots of Daphne papyracea. Phytotherapy Research 7(2): 197-199

Lafont, M.; Durbec, A.; Ille, C. 1992: Oligochaete worms as biological describers of the interactions between surface and groundwaters: a first synthesis. Regulated Rivers 7(1): 65-73

Murakami, K.; Matsuda, H. 1990: Oligoesterified woods based on anhydride and epoxide VIII. Resistances of oligoesterified woods against weathering and biodeterioration. Mokuzai Gakkaishi = Journal of the Japan Wood Research Society 36(7): 538-544

Anonymous 1992: Oligofructose for pleasure and health. Revue Laitiere Francaise 518: 82

Vaudoux, D. 1992: Oligofructose: a focus of many hopes. Process Rennes ( 1072): 52-53

Marfa, V.; Gollin, D.J.; Eberhard, S.; Mohnen, D.; Darvill, A.; Albersheim, P. 1991: Oligogalacturonides are able to induce flowers to form on tobacco explants. Plant Journal 1(2): 217-225

Bellincampi, D.; Salvi, G.; Lorenzo, G. de; Cervone, F.; Marfa, V.; Eberhard, S.; Darvill, A.; Albersheim, P. 1993: Oligogalacturonides inhibit the formation of roots on tobacco explants. Plant Journal 4(1): 207-213

Colanbeen, M.; Neukermans, G. 1992: Oligolytic treatment of pig slurry. Revue de l' Agriculture 45(4): 701-716

Boukharta, M.; Girardin, M.; Metche, M. 1994: Oligomeric procyanidins of vine shoots of cultivar Carignan. Vitis 33(1): 5-10

Willeford, K.O.; Wedding, R.T. 1992: Oligomerization and regulation of higher plant phosphoenolpyruvate carboxylase. Plant Physiology 99(2): 755-758

Wedding, R.. T..; O'Brien, C.. E..; Kline, K.. 1994: Oligomerization and the Affinity of Maize Phosphoenolpyruvate Carboxylase for its Substrate. Plant Physiology 104(2): 613-616

Chang, C.W.; Bumpus, J.A. 1993: Oligomers of 4-chloroaniline are intermediates formed during its biodegradation by Phanerochaete chrysosporium. Fems Microbiology Letters 107(2-3): 337-342

Laatsch, H.; Kellner, M.; Wolf, G.; Lee, Y.S.; Hansske, F.; Konetschny-Rapp, S.; Pessara, U.; Scheuer, W.; Stockinger, H. 1993: Oligomycin F, a new immunosuppressive homologue of oligomycin A. Journal of Antibiotics 46(9): 1334-1341

Sheridan, P.M. 1992: Oligomycin as a selective agent in a medium to determine yeast populations of blue veined cheese. Journal of Dairy Science 75(Suppl 1): 131

Nybom, H.; Ramser, J.; Kaemmer, D.; Kahl, G.; Weising, K. 1992: Oligonucleotide DNA fingerprinting detects a multiallelic locus in box elder (Acer negundo). Molecular Ecology 1(1): 65-67

Moritz, R.F.; Meusel, M.S.; Haberl, M. 1991: Oligonucleotide DNA fingerprinting discriminates super- and half-sisters in honeybee colonies (Apis mellifera L.). Die Naturwissenschaften 78(9): 422-424

Morjane, H.; Geistlinger, J.; Harrabi, M.; Weising, K.; Kahl, G. 1994: Oligonucleotide fingerprinting detects genetic diversity among Ascochyta rabiei isolates from a single chickpea field in Tunisia. Current Genetics 26(3): 191-197

Weising, K.; Ramser, J.; Kaemmer, D.; Kahl, G.; Epplen, J.T. 1991: Oligonucleotide fingerprinting in plants and fungi. Burke, T , Et Al (Ed ) Experientia Suppl (Basel), Vol 58 Dna Fingerprinting: Approaches And Applications; International Symposium, Bern, Switzerland, October 1-3, 1990 X+400p Birkhaeuser Verlag: Basel, Switzerland; Boston, Massachusetts, Usa Illus 312-329

Poulsen, G.B.; Kahl, G.; Weising, K. 1993: Oligonucleotide fingerprinting of resynthesized Brassica napus. Euphytica 70(1-2): 53-59

Jung, M.; Wilke, K.; Geldermann, H. 1994: Oligonucleotide probes for DNA fingerprinting in dogs. Journal of Animal Breeding and Genetics 111(1-6): 75-78

Wilke, K.; Weimann, M.; Jung, M.; Geldermann, H. 1993: Oligonucleotide probes for DNA fingerprinting in horses. Journal of Animal Breeding and Genetics 110(1-6): 301-304

Hartas, J.; Whelan, P.; Sriprakash, K.S.; Booth, D. 1992: Oligonucleotide probes to identify three sibling species of the Anopheles farauti Laveran complex (Diptera: Culicidae). Transactions of the Royal Society of Tropical Medicine and Hygiene 86(2): 210-212

Pogodina, V.V.; Frolova, T.V.; Frolova, M.P.; Abramova, T.B.; Vlasov, V.V.; Knorre, D.G.; Pletnev, A.G.; Yakubov, L.A. 1989: Oligonucleotides complementary to tick-borne encephalitis virus RNA prevent the development of the infectious process in mice. Doklady, Biochemistry 308(1-6): 260-262

Durham, C.A.; Sexton, R.J. 1992: Oligopsony potential in agriculture: residual supply estimation in California's processing tomato market. American Journal of Agricultural Economics 74(4): 962-972

Durham, C.A.; Sexton, R.J. 1993: Oligopsony potential in agriculture: residual supply estimation in California's processing tomato market. Competitive strategy analysis in the food system: 91-111

Vessels, J.M.; Radding, J.A. 1993: Oligosaccharide mapping of fungal glucan synthase product by high-performance anion-exchange chromatography. Analytical Biochemistry 215(1): 150-155

Ryan, C.A.; Farmer, E.E. 1991: Oligosaccharide signals in plants: a current assessment. Annual Review of Plant Physiology and Plant Molecular Biology 42: 651-674

Bolduan, G.; Beck, M. 1993: Oligosaccharides as feed additives for weaner pigs. Vitamine und weitere Zusatzstoffe bei Mensch und Tier: 4 Symposium 309/01101993 Jena Thuringen: 425-429

Fry, S.C.; Aldington, S.; Hetherington, P.R.; Aitken, J. 1993: Oligosaccharides as signals and substrates in the plant cell wall. Plant Physiology 103(1): 1-5

Slominski, B.A.; Campbell, L.D.; Guenter, W. 1994: Oligosaccharides in canola meal and their effect on nonstarch polysaccharide digestibility and true metabolizable energy in poultry. Poultry Science 73(1): 156-162

Hayashi, T.; Ioroi, R.; Ohara, N.; Kozaki, M. 1992: Oligosaccharides production by dextransucrase of Streptococcus bovis. Nippon Shokuhin Kogyo Gakkaishi = Journal of the Japanese Society for Food Science and Technology 39(5): 391-396

Prome, J.C.; Demont, N. 1993: Oligosaccharides, plant messengers. Biofutur 125: 25-28

Rugini, E.; Lavee, S. 1992: Olive. Hammerschlag, F A, Litz, R E Biotechnology in Agriculture Series; Biotechnology of perennial fruit crops: 371-382

Rugini, E.; Pannelli, G. 1993: Olive (Olea europaea L.) biotechnology for short term genetic improvement. Agro Food Industry Hi Tech 4(4): 3-5

Lombardo, N. 1993: Olive farming in Italy: conditions, problems and outlook. Olivae 47: 9-14

Bartolini, S.; Cantini, C.; Vitagliano, C. 1993: Olive fruit abscission: anatomical observations following application of ethylene-releasing compound. Acta Horticulturae 329: 249-251

Panagopoulos, C.G. 1993: Olive knot disease in Greece. Bulletin OEPP (Organisation Europeenne et Mediterraneenne pour la Protection des Plantes) 23(3): 417-422

Gerber, M. 1994: Olive oil and cancer. Epidemiology of diet and cancer: 263-275

Escribano, A.T. 1992: Olive oil in Andalusia: its significance in Spanish and world olive farming. Olivae 44: 13-21

Borrelli, P.L. 1992: Olive oil in the Mediterranean area. Clinica Dietologica 19(5): 381-389

Fajardo Martos, B. 1993: Olive oil in the prevention of cardiovascular diseases. Agricultura, Revista Agropecuaria 730: 402-405

Mercade, M.E.; Manresa, M.A.; Robert, M.; Espuny, M.J.; Andres, C. de; Guinea, J. 1993: Olive oil mill effluent (OOME). New substrate for biosurfactant production. Bioresource Technology 43(1): 1-6

Tsonis, S.P. 1993: Olive oil mill wastewater abatement by anaerobic digestion followed by total solar evaporation. International Conference on Environmental Pollution Sitges Barcelona September 1993 The proceedings: 2: 553-560

Anonymous 1993: Olive oil: international agreement for 5 years. Oils and Fats International 9(3): 25-26

Civantos Lopez Villalta, L. 1992: Olive oil: prices and institutional supports during the transition period of integration into the EC. Agricutura, Revista Agropecuaria 62(724): 947-952

Mueller, B.T. 1994: Olive oil: the United States market perspective. Olivae 50: 17-19

Procida, G.; Favretto, L.G.; Vojnovic, D.; Solinas, M.; Zuzic, I. 1994: Olive oils of Istria. Chemical characterization of the four most common cultivars. Industrie Alimentari 33(324): 308-312

Karabij, M. 1992: Olive production in Syria. Olivae 43: 17-20

Sillari, B.; Cantini, C.; Cimato, A.; Fiorino, P. 1993: Olive production in the coastal environment of metalliferous hill country. Olivae 47: 39-45

Kyriakopoulou, P.E. 1993: Olive sickle leaf symptoms widespread in Greece. Bulletin OEPP (Organisation Europeenne et Mediterraneenne pour la Protection des Plantes) 23(3): 499-500

Jimenez, L.; Sanchez, I.; Lopez, F. 1992: Olive wood as a raw material for paper manufacture. TAPPI Journal 75(11): 89-91

Fernandez, J.E.; Moreno, F.; Martin Aranda, J.; Fereres, E. 1992: Olive-tree root dynamics under different soil water regimes. Agricoltura Mediterranea 122(3): 225-235

Hudson, A.; Carpenter, R.; Doyle, S.; Coen, E.S. 1993: Olive: a key gene required for chlorophyll biosynthesis in Antirrhinum majus. EMBO Journal 12(10): 3711-3719

Durantez, C. 1993: Olympism. Olympic Review 311: 372-376

Boulongne, Y.P. et al. 1991: Olympism, women and sport. Sportthe third millenium: proceedings of the International Symposium, Quebec City, Canada, May 21-25, 1990 Sportle troisieme millenaire: compte rendu du Symposium international, Quebec, Canada, mai 21-25-1990: 365-409

Jones, J.M.; Hao, J. 1993: Ombrotrophic peat as a medium for historical monitoring of heavy metal pollution. Environmental Geochemistry and Health 15(2-3): 67-74

Pell, J.D.; Brown, J.C.; Johnson, I.T. 1993: Omega 3 fatty acids suppress mucosal crypt cell production in rats. Food and cancer prevention: chemical and biological aspects: 295-299

Cherian, G.; Sim, J.S. 1994: Omega-3 fatty acid enriched eggs as a source of long chain omega 3 fatty acids for the developing infant. Egg uses and processing technologies: new developments: 402-413

Taugbøl, O. 1993: Omega-3 fatty acid incorporation in fat and muscle tissues of growing pigs, fed supplements of fish oil. Zentralblatt für Veterinarmedizin. Reihe a 40(2): 93-101

Reddy, B.S. 1991: Omega-3 fatty acids as anticancer agents. Health effects of dietary fatty acids: 157-166

Simopoulos, A.P. 1990: Omega-3 fatty acids in health and disease. Progress in Clinical and Biological Research 326: 129-156

Oeckel, M.J. van; Boucque, C.V. 1992: Omega-3 fatty acids in pig nutrition - a review. Revue de l' Agriculture 45(6): 1177-1192

Bjerve, K.S.; Brubakk, A.M.; Fougner, K.J.; Johnsen, H.; Midthjell, K.; Vik, T. 1993: Omega-3 fatty acids: essential fatty acids with important biological effects, and serum phospholipid fatty acids as markers of dietary omega 3-fatty acid intake. American Journal of Clinical Nutrition 57(5 Suppl): 801s-805s; Discussion 805s-806

Zhang, Q.B.; Russell, R.I.; Gemmell, C.G. 1994: Omeprazole can inhibit cell vacuolation in Vero cells induced by culture supernatants of Helicobacter pylori. Gut 35(2 SUPP): S35

Cannon, P.F.; Alcorn, J.L. 1994: Omnidemptus affinis gen. et sp. nov., teleomorph of Mycoleptodiscus affinis sp. nov. Mycotaxon 51: 483-487

Coin, J. 1992: Omocestus ventralis (Zetterstedt), bivoltine cricket in the Midi region of France (Orthoptera, Acrididae). Bulletin de la Societe Entomologique de France 97(5): 415-418

Jacobsen, F. 1990: On 'naturalization of exotic conifers on Fyn'. Dansk Dendrologisk Arsskrift 8: 24-38

Cloke, P. 1993: On 'problems and solutions'. The reproduction of problems for rural communities in Britain during the 1980s. Journal of Rural Studies 9(2): 113-121

Friedrich, C.; Kepka, O.; Ingolic, E. 1992: On Amblyospora styriaca sp. nov. (Microspora, Amblyosporidae) - a microsporidian of the blackfly Eusimulium costatum (Diptera, Simuliidae). Parasitology Research 78(8): 635-639

Yamazaki, T. 1994: On Angelica longeradiata (Maxim.) Kitagawa. Journal of Japanese Botany 69(2): 112-114

Carpenter, J.M. 1990: On Brothers' aculeate phylogeny. Sphecos 19: 9-10

Agrawal, S.C.; Agarwal, G.P. 1988: On Bucephalus keni sp. nov. from the intestine of a fresh water fish Mystus aor (Ham.) from Banda U.P. Indian Journal of Helminthology 40(2): 125-129

Jing, Z.J. 1993: On Chinese farmers' self-protection under the market economy. Chinese Rural Economy 4: 16-18

Trematerra, P. 1990: On Cochylini of A. Fiori's collection in the Natural History Museum of Milan. Memorie della Societa Entomologica Italiana 70(2): 267-285

Raina, M.K.; Raina, U. 1990: On Dactynotus nehuri sp. n. (Homoptera: Aphididae) from Erigeron canadense in Kashmir. Journal of Aphidology 4(1-2): 39-45

Barus, V.; Halouzka, J.; Hubalek, Z.; Juricova, Z. 1992: On Dipetalonema rugosicauda (Nematoda) in the intermediate host Ixodes ricinus in Czechoslovakia. Helminthologia (Bratislava): 292: 59-62

Loof, P.A.A.; Fortuner, R.; Maggenti, A. 1993: On Ditylenchus maleki Fortuner & Maggenti, 1987, (Nematoda: Anguinidae). Fundamental and Applied Nematology 16(4): 384

Lin, F-J.; Chang, H-Y. 1991: On Drosophila albomicans Duda. Chinese Journal of Entomology Special Publication 7: 45-71

Yamazaki, T. 1993: On Geranium hakusanense Matsumura. Journal of Japanese Botany 68(3): 180-182

Niessen, F. 1991: On Hungarian tourism. Falu 7(3): 81-85

Migliozzi, V.; Perrone, L. 1992: On Lepiota: 7th contribution. Leucocoprinus cepistipes var. rorulentus (Panizzi) Babos. Bollettino dell' Associazione Micologica ed Ecologica Romana 25: 3-8

Noronha, D. 1992: On Machadosentis travassosi n. g., n. sp. (Eoacanthocephala: Quadrigyridae) parasite of a moray Gymnothorax ocellatus in Brazil. Memorias do Instituto Oswaldo Cruz 87(Supp I): 151-153

Suryawanshi, V.M.; Jadhav, B.V. 1990: On Mehdiangularia Shinde, 1969 with report on a new species M. udgirensis sp. nov. (Cestoda: Dilepididae) from the common house swift, Apus affinis in India. Indian Journal of Parasitology 14(1): 89-92

Locci, R. 1994: On Nocardia vaccinii, Demaree and Smith, 1952. Actinomycetes 5(2): 23-24

Nartshuk, E. 1993: On Opomyzidae (Diptera, Cyclorrhapha) of the Baltic countries with a revision of Sintenis' collection. Eesti Teaduste Akadeemia Toimetised, Bioloogia 42(1): 1-12

Morillas Márquez, F.; Sanchís Marín, M.C.; Martín Sánchez, J.; Acedo Sánchez, C. 1991: On Phlebotomus perniciosus Newstead, 1911 (Diptera, Phlebotomidae) in the Province of Almeria in southeastern Spain. Parassitologia 33(Suppl): 437-444

Chishti, M.Z.; Bakshi, S. 1992: On Rhabdochona guptii n.sp. from the intestines of Cyprinus carpio spicularis, a fresh water fish from Hokarsar (wetland) in Kashmir. Indian Journal of Parasitology 16(2): 161-163

Trouillet, J. 1993: On Sergentomyia silva Trouillet, 1985, a new species collected in the Congo (Diptera, Psychodidae). Annales de Parasitologie Humaine et Comparee 68(1): 63

Crosskey, RW. 1991: On Simulium xanthinum, a curious yellow-bodied blackfly of the southwestern Palaearctic region (Diptera: Simuliidae). Journal of Natural History 253: 691-702

Rodrigues, H. de O. 1992: On Thelazia anolabiata (Molin, 1860) Railliet & Henry, 1910 (Nematoda, Thelazioidea) - a new host record and systematic considerations. Memorias do Instituto Oswaldo Cruz 87(Supp I): 217-222

Snelling, R.R. 1990: On Vespida, subspecies, name changes, etc. Sphecos 19: 7

Valachovic, M. 1993: On coenology of some Draba species in Slovakia. Biologia (Bratislava) 48(1): 45-47

Burakov, M.M. 1994: On a a representation of ground water level oscillations with natural frequencies. Water Resources 21(1): 63-65

Khatri, T.C. 1990: On a collection of butterflies (Rhopalocera: Lepidoptera) from the Eastern Ghats. Annals of Entomology 8(2): 53-64

Fukada, M.; Fujiwara, T.; Kusaka, T. 1992: On a model of soil detachment by waterdrop impact on the water's surface based on a concept of pressure impulse-fundamental studies on the mechanism of soil erosion by raindrop impact (III). Transactions of the Japanese Society of Irrigation, Drainage and Reclamation Engineering 158: 17-28

Gupta, V.; Sinha, G. 1991: On a new acanthocephalan parasite Pallisentis fotedari sp. nov. from the intestine of a marine fish Clupea longicep Gunther from Puri coast, Orissa. Indian Journal of Helminthology 43(1): 19-26

Gupta, V.; Parmar, S. 1991: On a new avian cestode Lapwingia alii sp. nov. from the intestine of an avian host Vanellus indicus. Indian Journal of Helminthology 43(2): 104-107

Duggal, C.L.; Gupta, S. 1987: On a new avian cestode, Paruterina dicruri, from black drongo, Dicrurus macrocercus at Chandigarh, India. Rivista di Parassitologia 48(1): 89-92

Ashfaq, S.; Shinde, G.B. 1988: On a new cestode Laterorchites glareolae sp. nov. from the intestine of a bird, Tringa glareola (Linnaeus) from Aurangabad, M.S., India. Indian Journal of Helminthology 40(2): 121-124

Gupta, V.; Singh, S. 1991: On a new cestode Pseudogephyrolina guptai gen. et sp. nov., from a fresh water fish Rita rita from Lucknow. Indian Journal of Helminthology 43(2): 96-99

Shah, S.Y.; Shinde, G.B.; Jadhav, B.V. 1992: On a new cestode Thaparea yeolaensis sp. nov. from the intestine of a bird Passer domesticus (Linnaeus) from Yeola, M.S. Indian Journal of Helminthology 44(1): 82-84

Agrawal, R.D.; Chauhan, P.P.S. 1993: On a new coccidium Isospora viverrina from fishing cat (Felis viverrina). Indian Journal of Animal Sciences 63(6): 628-629

Egorova, T.P. 1994: On a new genus, Megalobenedenia (Capsalidae; Trichopodinae). Parazitologiya 28(1): 76-78

Gonnet, M. 1992: On a new method of defining the sensorial quality of honeys. Abeilles et Fleurs 415: 13-18

Sharma, R.K.; Gupta, S.P. 1987: On a new monogenetic trematode Amphibdelloides cameroni sp. n. from a marine fish, Torpedo torpedo from Mandapam, Tamil Nadu. Rivista di Parassitologia 48(1): 109-111

Gupta, V.; Naiyer, N. 1991: On a new nematode Neocucullanus indica sp. nov. from a freshwater fish Channa striatus (Bloch) from Lucknow. Indian Journal of Helminthology 43(1): 41-44

Oliveira, S.J. de; Messias, M.C.; Silva Vasconcelos, A. da 1992: On a new neotropical genus of the subfamily Tanypodinae (Diptera, Chironomidae). Memorias do Instituto Oswaldo Cruz 87(Suppl I): 161-165

Carraro, V.M.; Oliveira, S.J. de; Rego, L.E.P. do 1992: On a new neotropical species of the genus Djalmabatista Fittkau, 1968 (Diptera, Chironomidae). Memorias do Instituto Oswaldo Cruz 87(Suppl I): 57-60

Serpa Filho, A.; Oliveira, S.J. de 1992: On a new neotropical species of the genus Tanypus Meigen, 1803 (Diptera: Chironomidae, Tanypodinae). Memorias do Instituto Oswaldo Cruz 87(Suppl I): 259-262

Leng YanJia; Lin LeSheng 1991: On a new phlebotomine sandfly (Diptera: Psychodidae) Sergentomyia (Parrotomyia) yini sp. n. with additional description of Sergentomyia barraudi kwangsiensis Yao & Wu, 1941. Annual Bulletin of the Society of Parasitology, Guangdong Province 11-13: 101-104

Chishti, M.Z.; Ahmad, F. 1991: On a new species Echinostoma kashmirensis sp. nov. (Echinostomatidae Poche, 1926) from Anas platyrhynchos domesticus in Kashmir. Indian Journal of Helminthology 43(2): 153-155

Katoch, K.; Kalia, D.C. 1991: On a new species Spirura khalili (Family: Spiruridae Oerley, 1885) from the stomach of a mongoose Herpestes edwardsi from Lambagaon, Himachal Pradesh. Bioved 1(2): 211-214

Xue HongTi 1993: On a new species and a new record of Simulium from Yunnan, China (Diptera: Simuliidae). Acta Zootaxonomica Sinica 18(2): 234-236

Dan, M.T.; Sahay, U. 1993: On a new species of the genus Capingentoides Gupta, 1961 from the intestine of Clarias batrachus with a statistical observation. Bioved 4(1): 81-86

Susmita, S.; Sahay, U. 1990: On a new species of the genus Evranorchis (Opisthorchiidae: Opisthorchiinae) from the intestine of Hemidactylus flaviviridis. Bioved 1(1): 45-48

Shinde, G.B.; Sonune, M.B.; Gaikwad, J.M. 1991: On a new species of the genus Krimi (Cestoda: Dilepididae) from Aurangabad, M.S., India. Indian Journal of Helminthology 43(1): 80-82

Dan, M.T.; Sahay, U. 1991: On a new species of the genus Pleurogenoides from the duodenum of Rana cyanophlyctis. Bioved 2(1): 97-99

Sahay, S.; Sahay, U.; Verma, D.K. 1990: On a new trematode of the genus Psilorchis (Psilostomidae Looss, 1900) from pond heron Ardeola grayii. Indian Journal of Parasitology 14(2): 203-205

Saxena, V.; Srivastava, S. 1992: On a new xiphidiocercaria C. chiraiyabaghensis from the snail Bellamya bengalensis from Lucknow. Indian Journal of Parasitology 16(1): 47-49

Tang, F-t.; Hao, J-j.; Shi, G-l.; Tang Yuan. 1991: On a newly found genus and three new species of Diaspididae from China (Homoptera). Acta Entomologica Sinica 344: 458-464

Chaudhry, M.A.; Ahmad, M. 1993: On a probability function useful in size modelling. Canadian Journal of Forest Research 23(8): 1679-1683

Jenkins, M.J.; Sneyd, J.; Camazine, S.; Murray, J.D. 1992: On a simplified model for pattern formation in honey bee colonies. Journal of Mathematical Biology 30(3): 281-306

Shah, N.K. 1992: On a small collection of Rutelinae (Scarabaeidae: Coleoptera) from Bay Islands. Indian Journal of Forestry 15(2): 176-180

Nandi, B.C. 1990: On a small collection of flesh flies (Diptera: Sarcophagidae) of Darjeeling, India. Journal of Bengal Natural History Society 9(2): 9-24

Xie, X.M.; You, J.F.; Chen, P.M.; Guo, J.M. 1993: On a strain MI15 of Agrobacterium radiobacter for the biological control of grapevine crown gall. Acta Phytopathologica Sinica 23(2): 137-141

Wang, Z.L.; Zhang, C. 1990: On a substitution model for agricultural labour in China. Economic Theory and Business Management 6: 68-70

Tolpysheva, T.Yu 1991: On a succession of lichens on iron. Moscow University Biological Sciences Bulletin 46(3): 65-68

Negut, L. 1993: On agricultural tractor efficiency. Components, improvements. Paper American Society of Agricultural Engineers ( 93-1036): 23 pp.

Bros, E. de 1993: On an expedition in Peru: culture, trekking and Lepidoptera. 6th July - 4th August 1979. Mitteilungen der Entomologischen Gesellschaft Basel 43(4): 146-162

Narain, P. 1993: On an extremum principle in the genetical theory of natural selection. Journal of Genetics 72(2-3): 59-71

Tremblay, E.; Halane, A.J. 1993: On an unusual case of nesting by Hypotrigona gribodoi in Somalia. Apicoltore Moderno 84(2): 47-54

Cronshaw, M.; Davis, E.; Kay, J. 1994: On being stuck in the middle or good food costs less at Sainsbury's. British Journal of Management 5(1): 19-32

Gambetta, A.; Orlandi, E. 1992: On biodeterioration of whole-tree chips of coppice during storage. Biomass for energy, industry and environment Proceedings of 6th EC Conference, Athens, Greece, 22-26 April 1991: 371-375

Hoins, U.; Sticher, H. 1992: On cadmium-adsorption on goethite: the influence of sulfate. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 68: 251-254

Jiang, X.C.; Cai, Z.N.; Liu, Y. 1992: On carnation vein mottle virus I. Biology, ultrastructure and serology. Acta Phytopathologica Sinica 22(1): 19-23

Samedov, A.N.; Mogilevskaya, M.I.; Alieva, L.; Dzh ; Aliev, L.A. 1988: On causal agents of grape bacterioses. Izvestiya Akademii Nauk Azerbaidzhanskoi SSR, Biologicheskie Nauki 5: 26-31

Jahn, G.; Muhlhausser, G.; Hubner, W.; Bucking, W. 1990: On change in natural forest communities as exemplified by the montane and upper montane altitudinal zone of the western part of the northern Black Forest. Mitteilungen des Vereins fur Forstliche Standortskunde und Forstpflanzenzuchtung 35: 15-25

Bi, Y.; Zhang, W.Y. 1993: On changes of respiratory rate, ethylene evolution and peroxidase activity of the infected melon. Acta Phytopathologica Sinica 23(1): 69-73

Zhang, H.Y. 1992: On changes within a rural society in transition. Sociological Studies 2: 106-113

Spiridonov, N.; Kashparova, E.; Baskunov, B. 1992: On chemical composition of a biologically active preparation from Galleria mellonella. Comparative biochemistry and physiology: C: Comparative pharmacology and toxicology 102(1): 199-203

Gallais, A.; Rives, M. 1993: On choosing the varietal type in consideration of the farmer's economic point of view. Agronomie 13(8): 711-722

Paw, U.; Kyaw Tha; Brunet, Y.; Collineau, S.; Shaw, R.H.; Maitani, T.; Qiu, J.; Hipps, L. 1992: On coherent structures in turbulence above and within agricultural plant canopies. Agricultural and Forest Meteorology 61(1-2): 55-68

Ahmets, H.P.; Isensee, E. 1994: On compaction of wilted grass in horizontal silos. Landtechnik 49(3): 126, 146-147

Paal, T. 1992: On cultivating European cranberry in Estonia. Journal of Small Fruit and Viticulture 1(1): 59-61

Sandri, S.C. 1993: On dancers and diet. International Journal of Sport Nutrition 3(3): 334-342

Yu, G.Y.; Li, Y.D. 1992: On deepening the current marketing system reform of agricultural products. Chinese Rural Economy 2: 31-34

Martineau, B..; Voelker, T..A..; Sanders, R..A.. 1994: On Defining T-DNA. Plant Cell 6(8): 1032-1033

Holmberg, J.; Karlsson, S. 1992: On designing socio-ecological indicators. Society and the environment: a Swedish research perspective: 89-106

Soderstrom, O.; Salin, J.G. 1993: On determination of surface emission factors in wood drying. Holzforschung 47(5): 391-397

Krause, K.H.; Mack, H.D. 1993: On dispersion of ammonia emissions. Landtechnik 48(11): 562,566-569

Ding, S.J. 1991: On establishing new equilibrium concept of grain and economic structure. Chinese Rural Economy 10: 39-42

Broemeling, L.D.; Wolfe, R.R. 1994: On estimating intrasubject variability in doubly labeled water experiments. Journal of Nutritional Biochemistry 5(1): 39-42

Fu, Y.B.; Ritland, K. 1994: On estimating the linkage of marker genes to viability genes controlling inbreeding depression. Tag. Theoretical and Applied Genetics. Theoretische und Angewandte Genetik 88(8): 925-932

O' Riordan, T.; O' Riordan, J. 1993: On evaluating public examination of controversial projects. Advances in resource management: tributes to W R Derrick Sewell: 19-52

Suttiprasit, Prasert; Al Malah, Kamal; Mcguire, Joseph 1993: On evaluating the emulsifying properties of protein using conductivity measurements. Food Hydrocolloids 7(3): 241-253

Walther, W. 1992: On exchangeable nitrate-reduction relationships in the north German lowlands and consequences for the regulation requirement in groundwater protection areas. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 68: 135-138

Walsh, S.J.; Pearson, D.R. 1992: On farm evaluation of a turnip crop and a maize crop for autumn/winter finishing of Japanese trade heavy steers. Proceedings of the Australian Society of Animal Production 19: 21-24

Daquiado, N.P.; Martinez, W.D. 1992: On farm lime and fertilizer experiment for corn production in Bukidnon. CMU Journal of Science 5(1): 2-15

Khrenov, A.A. 1991: On feed productivity of soyabean, pea, sunflower and rape. Zootekhniya 7: 39-40

Sujata Mukhopadhyay 1992: On forecasting the peak trap catches of Nephotettix spp. (N. virescens Distant and N. nigropictus Stal) vectors of rice tungro virus in West Bengal. International Journal of Tropical Plant Diseases 10(1): 37-41

Yaalon, D.H. 1992: On fortuitous results and compensating errors. Soil Science 154(6): 431-434

Maurya, A.K.; Agarwal, G.P. 1992: On four new species of the genus Bucephalus Baer, 1827 (Digenea: Bucephalidae) from the intestine of freshwater fishes at Varanasi, India. Indian Journal of Helminthology 44(1): 33-41

Gupta, S.P.; Naqvi, M. 1992: On four species of the genus Tenuiproboscis Yamaguti, 1935 (Acanthocephala: Pomphorhynchidae) from marine fishes of Kerala. Indian Journal of Helminthology 44(1): 17-26

Grigor' evskaya, A.Ya 1992: On fragments of desert-steppe vegetation in the central chernozem region. Botanicheskii Zhurnal 77(12): 134-137

Kallak, H.; Hilpus, I. 1992: On genetic aspects of in vitro morphogenesis in plants. Eksperimentine Biologija ( 3-4): 39-40

Epplen, J.T. 1992: On genetic components in autoimmunity: a critical review based on evolutionarily oriented rationality. Human Genetics 90(4): 331-341

Carrera, J.; Glorioso, L. 1991: On geostatistical formulations of the groundwater flow inverse problem. Advances in Water Resources 14(5): 273-283

Uanikrishnan, K.; Rajeeve, K.P. 1990: On germination of Indian teak (Tectona grandis L.f.). Indian Forester 116(12): 992-993

Alexandrov, V.Y.; Gorban, I.S.; Lomagin, A.G. 1992: On heat-shock stimulation of plant cells reparability. Biochemie und Physiologie der Pflanzen (BPP) 188(5): 333-342

Peeters, P.M. 1991: On holiday without the car. Natuur en Milieu 15(6): 9-12

Votruba, Z. 1992: On identification of biological materials via 'IR-response' method. Trends in agricultural engineering, Prague, 15-18 September 1992 Proceedings II: 644-649

France, J.; Thornley, J.H.; Siddons, R.C.; Dhanoa, M.S. 1993: On incorporating diffusion and viscosity concepts into compartmental models for analysing faecal marker excretion patterns in ruminants. British Journal of Nutrition 70(1): 369-378

Milham, N. 1994: On incorporating ecological thresholds in farm-level economic models of resource management. Journal of Environmental Management 41(2): 157-165

Grum, L. 1993: On integrative modelling of animal populations. Polish Ecological Studies 19(1-2): 15-28

Li, Y.; Xing, J.Q.; Pang, C.M.; Cui, T.C.; Liu, Q.L. 1992: On investigation, exploitation and utilization of wild ornamental plant resources in Qin Ling and Ba Shan mountains of Shanxi Province. Acta Horticulturae Sinica 19(2): 175-183

Luf, W.; Feiersinger, G.; Brandl, E. 1993: On kinetics of thermal denaturation of immunoglobulins in milk: application as a heat treatment indicator. International Dairy Federation Special Issue ( 9303): 147-152

Fontein, P.F.; Thijssen, G.J.; Magnus, J.R.; Dijk, J. 1994: On levies to reduce the nitrogen surplus: the case of Dutch pig farms. Environmental and Resource Economics 4(5): 455-478

Angell, P.; Arrage, A.A.; Mittelman, M.W.; White, D.C. 1993: On line, non-destructive biomass determination of bacterial biofilms by fluorometry. Journal of Microbiological Methods 18(4): 317-327

Qiu, Z.Q.; Ding, H. 1991: On marital flow in the countryside. Sociological Studies 3: 62-66

Yablokov Khnzoryan, S.M. 1989: On methods of collecting Coleoptera. Biologicheskii Zhurnal Armenii 42(8): 712-721

Heinemeyer, O.; Walenzik, G.; Kaiser, E.A. 1991: On methods of determining gaseous N-emission in waste land experiments. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft 66(1): 499-502

Ryle, M.; Orskov, E.R. 1990: On milk yields and calf rearing. Livestock Research for Rural Development 2(3): 58-65

Li, A. 1990: On mobility and the problem of rural surplus labour in China. Sociological Studies 4: 89-96

Coyle, B.T. 1993: On modeling systems of crop acreage demands. Journal of Agricultural and Resource Economics 18(1): 57-69

Kalirajan, K.P.; Shand, R.T. 1994: On modelling agricultural entrepreneurship. Indian Journal of Agricultural Economics 49(1): 79-87

Zhang, J.G. 1991: On moderate economies of scale for township enterprises under macro regulation. Reform of Economic System 1: 104-109

Gadea, E. 1992: On moss nematofauna of East Australia. Historia Animalium 1: 15-21

Saha, N.Y.; Dasgupta, S.K. 1991: On new Monohelea biting midges (Ceratopogonidae: Diptera) from eastern India. Journal of Bengal Natural History Society 10(1): 5-10

Zamotajlov, A.S. 1991: On new carabids of the genus Carabus L. (Coleoptera, Carabidae) from the Caucasus. 2nd contribution. Entomologica Basiliensia 14: 27-42

Chishti, M.Z.; Tanveer, S. 1992: On new species of trematode genus Echinoparyphium Dietz 1909, from domestic fowl in Kashmir. Indian Journal of Parasitology 16(2): 155-157

Xia, Z.K. 1992: On new-type socialist countryside and its realizing ways. Chinese Rural Economy 4: 3-8

Oldenburg, C.M.; Pruess, K. 1993: On numerical modeling of capillary barriers. Water Resources Research 29(4): 1045-1056

Shirmyanene, V.; Lenkauskaite, C. 1993: On oral cavity protozoans. Biologija 1: 62

Wu, Q.; Borkovec, M.; Sticher, H. 1993: On particle-size distributions in soils. Soil Science Society of America Journal 57(4): 883-890

Bai, Z.L. 1992: On perfecting the operation mechanism of village and township enterprises. Journal of Rural Social Economics 4: 44-47

Wu, L. 1993: On perfecting the rural land system in the market economy. Chinese Rural Economy 10: 40-43

Flechtmann, C.H.W.; Baggio, D. 1993: On phoresy of hematophagous ectoparasitic Acari (Parasitiformes: Ixodidae and Dermanyssidae) on Coleoptera observed in Brazil. International Journal of Acarology 19(2): 195-196

Van Den Berghe, Eric 1992: On pitfall trapping invertebrates. Entomological News 103(4): 149-156

Karis, H. 1991: On powdery mildew fungi distribution in the far north regions of Eurasia. Tallinna botaanikaaia uurimused 4: botaanika ja okoloogia: 104-113

Luxmoore, R.J. 1991: On preferential flow and its measurement. Preferential flow: proceedings of the National Symposium, Chicago, Illinois, USA, 16-17 December 1991: 113-121

Holland, J.Z. 1989: On pressure-driven wind in deep forests. Journal of Applied Meteorology 28(12): 1349-1355

Liu, X.M. 1991: On price problems in the process of Chinese agricultural growth. Chinese Rural Economy 11: 16-19

Prabhakaran, V.T.; Sharma, B.S. 1994: On probability of heritability estimates from full-sib analysis exceeding unity based on underlying theoretical distribution. Biometrical Journal 36(3): 341-352

Rous, D. 1992: On problems of monocultures and high concentrations of cereals. Acta Academiae Agriculturae ac Technicae Olstenensis, Agricultura 55: 193-200

Veeramachaneni, D.N.R.; Moeller, C.L.; Pickett, B.W.; Shiner, K.A.; Sawyer, H.R. 1993: On processing and evaluation of equine seminal samples for cytopathology and fertility assessment: The utility of electron microscopy. Journal of Equine Veterinary Science 13(4): 207-215

Duston, J.; Knox, D.; Maynard, T. 1991: On producing 1.5+ year-old Atlantic salmon smolts in autumn by photoperiod manipulation. Bulletin of the Aquaculture Association of Canada 3: 41-43

Fradkin, L.I.; Domanskii, V.P. 1994: On protochlorophyllide as the photoreceptor responsible for resumption of its own synthesis in etiolated cucumber cotyledons. Plant Science 98(2): 135-140

Wiens, J.A.; Crist, T.O.; Milne, B.T. 1993: On quantifying insect movements. Environmental Entomology 22(4): 709-715

Ueda, K. 1993: On quick determination of content of soil-sand mixtures by microwave heating. Bulletin of the University of Osaka Prefecture Series B, Agriculture and Biology 45: 21-30

Singh, N.T.; Anand Swarup 1990: On reclaimed alkali soils urea before puddling benefits rice. Indian Farming 40(9): 50

Rossi, G.B.nedini, M.T.akiris, G.G.akoumakis, S. 1992: On regional drought estimation and analysis. Water resources management(4): 249-277

Shevchenko, S.; Apushkinsky, A.; Zarubin, M. 1992: On regioselectivity of the reaction of p-quinone methides with p-hydroxybenzyl alcohols. Wood Science and technology 6(5): 383-392

Li, Q.F.; Jaing, H.H.; Wen, Q. 1992: On relationship between the formative pattern of cotton lectin and the wilt-resistance of varieties. Acta Phytopathologica Sinica 22(3): 283-288

Hsiung, B.Y. 1992: On resolving the problems entailed by the Rent Reduction Act of Taiwan's land reform. Developing Economies 30(3): 198-214

Liu, Y.C. 1991: On rural family organization at present. Sociological Studies 6: 97-106

Asaliev, A.I. 1992: On saline soils. Kukuruza i Sorgo 2: 22-24

Wang, Y.X.; Li, X.J.; Chen, X.W.; Shi, J.X. 1992: On screening of antagonists against the Penicillium rots of citrus. Chinese Journal of Biological Control 8(4): 184-185

Filippova, G.G.; Kashemirova, L.A.; Chiburova, I.V. 1993: On seed testing in spring barley. Zashchita Rastenii Moskva 11: 29-30

Wingerden, W.K.R.E. van 1994: On selection of target species and areas for nature restoration: an exercise with grasshoppers, groundhoppers, bush crickets and crickets (Orthoptera). Entomologische Berichten 54(4): 80-88

Ellis, B. 1992: On site and in situ treatment of contaminated sites. Contaminated land treatment technologies Papers presented at an international conference, London, UK, 1-2 July 1992: 30-46

Kumari, P.; Khera, S.; Gupta, NK. 1989: On six species of the genus Lamproglena Nordmann (Copepoda: Eudactylinidae), ectoparasitic on freshwater fishes of India. Research Bulletin of the Panjab University, Science 40(1-2): 9-23

Reintam, L.Y.; Tsobel, M.R. 1991: On soil formation on calcareous tills in the Litorina transgression area. Pochvovedenie 4: 29-38

Abeliovich, A.; Gerber, D.; Tanaka, O.; Katsuki, M.; Graybiel, A.M.; Tonegawa, S. 1992: On somatic recombination in the central nervous system of transgenic mice. Science 257(5068): 404-410

Baldizzone, G.; Patzak, H. 1991: On some Coleophoridae of the region of Berdjansk (Ukraine). Beitrage zur Entomologie 41(2): 351-369

Gupta, V.; Sinha, G. 1991: On some acanthocephalan parasites from marine fishes of Bay of Bengal, Puri Coast, Orissa. Indian Journal of Helminthology 43(2): 108-118

Nakamura, S.; Onozato, T.; Yaguchi, Y.; Saito, T.; Kimura, S. 1992: On some anthracnose fungi isolated from tropical fruit trees and their pathogenicity. Journal of Agricultural Science, Tokyo Nogyo Daigaku 36(3): 158-172

Belachew Babore, F.; Havel, J. 1992: On some economic issues of the development of agriculture in Ethiopia. Agricultura Tropica et Subtropica 25: 59-68

Pinto, R.M.; Vicente, J.J.; Noronha, D. 1992: On some family related parasites (Nematoda, Cucullanidae) from the marine fish Paralonchurus brasiliensis (Steindachner, 1875) (Pisces, Ostraciidae). Memorias do Instituto Oswaldo Cruz 87(Supp I): 207-212

Gupta, V.; Johri, S. 1988: On some filariid nematode parasites of birds from Lucknow. Indian Journal of Helminthology 40(2): 109-120

Bhatti, J.S. 1990: On some genera related to Chirothrips (Insecta: Terebrantia: Thripidae). Zoology, Journal of Pure and Applied Zoology 2(4): 193-200

Makarov, V.V.; Buchatskii, L.P.; Chavelev, S.F.; Semenikhin, A.L. 1991: On some general problems of parasitology and infectious pathology. Evolyutsiya Parazitov Materialy pervogo vsesoyuznogo simpoziuma Tol' yatti, 16-19 Oktyabrya 1990 g: 47-49

Narendran, T.C.; Anil, K.; Surekha, K. 1992: On some important and beneficial chalcids (Hymenoptera: Chalcidoidea) associated with sericulture industry in India. Bioved 3(1): 1-6

Kurashev, V.N. 1991: On some little-known parasitic chalcids (Hymenoptera, Eulophidae) from southern Turkmenia. Izvestiya Akademii Nauk Turkmenskoi SSR Seriya Biologicheskikh Nauk 4: 23-30

Piatkowski, B. 1994: On some problems in cattle feeding. Archiv fur Tierzucht 37(SP ISS): 81-87

Macko, J.K. 1992: On some problems of helminth systematics. Helminthologia 29(4): 161-166

Zheng, Z. 1991: On some problems of the scale of agricultural operations. Chinese Rural Economy 12: p.8, 35-37

Park, HC.; Lee, CE. 1992: On some psyllids from Mt. Sobaek, with the descriptions of one new species arising on the Acer (Homoptera: Psylloidea). Korean Journal of Zoology 351: 107-114

Travassos Santos Dias, J.A. 1989: On some species of Amblyomma of the variegatum group Travassos Dias (Acarina, Ixodoidea) in the collections of the Tervuren and Hamburg museums. Garcia de Orta Serie de Zoologia 16(1-2): 123-127

Gupta, S.; Khera, S. 1991: On some species of the genus Myxobolus (Myxozoa: Myxosporea) from fresh water fishes of India. Indian Journal of Parasitology 15(1): 35-47

Kolupaeva, V.N.; Gorbatov, V.S.; Shestakov, V.G.; Spiridonov, Y.Y. 1993: On some specific features in the transformation of chlorsulfuron in the soil. Agrokhimiya 4: 85-96

Pasqual, C. 1991: On some teratological specimens of the genus Malachius F. (Coleoptera). Bollettino della Societa Entomologica Italiana 123(2): 97-99

Scholz, T.; Ditrich, O. 1993: On some trematodes parasitizing amphibians in Laos, including a description of Pleurogenoides mekongensis sp. n. (Lecithodendriidae). Helminthologia (Bratislava) 30(1-2): 63-70

Tomita, M.; Shioya, M. 1993: On some typical land reclaimed by drainage and its soil group in the Miyagi Prefecture. Scientific Reports of the Miyagi Agricultural College 41: 13-22

Jansonius, N.M.; Hateren, J.H. van 1993: On spiking units in the first optic chiasm of the blowfly. III. The sustaining unit. Journal of Comparative Physiology A, Sensory, Neural, and Behavioral Physiology 173(2): 187-192

Dixon, N. 1992: On sportsmanship and 'running up the score'. Journal of the Philosophy of Sport 19: 1-13

Dzhalagoniya, K.T. 1990: On studies of subtropical persimmon fruit rot in Abkhaziya. Subtropicheskie Kul'tury (4): 96-97

Cattaneo, P.; Cantoni, C.; Balzaretti, C. 1990: On sulfamethazine residues in the pork and ham of mature pigs. Industrie Alimentari 29(286): 889-891

Chavas, J.P. 1993: On sustainability and the economics of survival. American journal of agricultural economics 75(1): 72-83

Buchholz, K.; Bruhns, M. 1993: On the 1992 campaign and new technical developments. Zuckerindustrie 118(5): 321-338

Kalamees, K. 1989: On the Agaricales flora of the Zaamin National Park. Folia Cryptogamica Estonica 27: 1-11

Elberg, K.; Zlobin, V. 1992: On the Agromyzidae (Diptera) of Estonia. Eesti Teaduste Akadeemia Toimetised, Biologia 41(2): 49-65

Nartshuk, E.P. 1993: On the Chloropidae of New Zealand (Diptera). Zoosystematica Rossica 2(1): 185-188

Haybach, G. 1992: On the Collembolan fauna of several mountainous locations in Austria. Verhandlungen der Zoologisch Botanischen Gesellschaft in Osterreich 129: 159-214

Vilela, CR. 1992: On the Drosophila tripunctata species group (Diptera, Drosophilidae). Revista Brasileira de Entomologia 361: 197-221

Wilamowitz Moellendorff, T. 1992: On the Hundred Year Calendar. Berichte uber Landwirtschaft 70(4): 656-667

Delvare, G. 1993: On the Megaphragma of Guadeloupe with the description of a new species (Hymenoptera, Trichogrammatidae). Revue Francaise d'Entomologie 15(4): 149-152

Milander, G. 1992: On the Monotomidae (Coleoptera) of Estonia. Eesti Teaduste Akadeemia Toimetised, Bioloogia 41(2): 66-71

Rao, T.A. 1991: On the Sonneratiaceae in coastal India. Myforest 27(2): 210-218

Ahmad Zubaidi Baharumshah 1989: On the accuracy of Marshallian measure of trade distortion. The Malaysian Journal of Agricultural Economics 6: 1-12

Eremina, O.Y.; Roslavtseva, S.A. 1989: On the action of insecticides on bees and the silkworm. Agrokhimiya 5: 131-136

Hunter, A.J. 1992: On the activation energy of diffusion of water in wood. Wood Science and Technology 26(2): 73-82

Pakhomova, V.M. 1992: On the adaptive significance of the reversible increase of membrane permeability of cells of excised roots. Fiziologiya i Biokhimiya Kul' turnykh Rastenii 24(6): 568-573

Jin, W.R.; Jiao, K.; Metzner, H. 1993: On the adsorption voltammetry of the boron-Beryllon III* system: part 1. Determination of boron in plants and soils. Electroanalysis 5(5-6): 437-443

Schmitt, K.; Beck, E. 1992: On the afroalpine vegetation of the Ruwenzori Mountains, Uganda. Phytocoenologia 21(3): 313-332

Illes, I. 1991: On the agrarian crisis. Falu 7(3): 72-78

He, S.S.; Zhang, B.X.; Ge, Q.X. 1992: On the antagonism by hyperparasite Pythium oligandrum. Acta Phytopathologica Sinica 22(1): 77-82

Meister, A. 1992: On the antioxidant effects of ascorbic acid and glutathione. Biochemical Pharmacology 44(10): 1905-1915

Santini, L. 1989: On the appearance in Tuscany of the Nearctic flatid Metcalfa pruinosa (Say). Frustula Entomologica 12: 67-70

Obrebska Starklowa, B.; Olecki, Z. 1991: On the application of J.M. Caprio's solar thermal unit (STU) to the evaluation of the plant development conditions in the Carpathians. Zeszyty Problemowe Postepow Nauk Rolniczych 396: 123-127

Tankovic, S. 1993: On the application of the gravitation model in the analysis of the tourist market. Acta Turistica 5(2): 101-108

Wang, K. 1992: On the application of the grey system theory to the analysis of the prevailing system of Botrytis fabae. Acta Phytopathologica Sinica 22(1): 49-54

Bozzay, L. 1992: On the application of the therapeutical products used in the mastitis treatment - 'Duo-Cap'. Magyar Allatorvosok Lapja 47(8): 433-434

Fan, Y.R.; Ren, Y.; Zhou, Y.M.; Shen, J.; Li, X.P.; Zhang, D.Y.; Zhang, S.M.; Cao, Z.Q.; Ji, L.; Shen, H.K. 1992: On the application techniques of Puma Super against weeds in wheat fields. Plant Protection 18(1): 38-40

Coll, C.; Caselles, V.; Sobrino, J.A.; Valor, E. 1994: On the atmospheric dependence of the split-window equation for land surface temperature. International Journal of Remote Sensing 15(1): 105-122

Ukita, C. 1991: On the authorization of 'leisure service professionals' by the NRPA. Leisure and Recreation 11: 26-32

Kvilhaug, T. 1992: On the autonomy and freedom of research. Landbruksokonomisk Forum 9(3): 19-33

Suhren, G.; Heeschen, W. 1992: On the bacteriological and cytological quality of raw (producer and dairy level) and heat-treated milk in the FRG. Kieler Milchwirtschaftliche Forschungsberichte 44(2): 83-102

Abd, E.Ghani, S. 1993: On the bacteriological quality of raw market milk in rural areas of Giza Province. Egyptian Journal of Food Science 21(1): 73-77

Nikitaeva, N.N. 1992: On the balance of humus of a typical chernozem in a grain-beet crop rotation. Agrokhimiya 2: 83-86

Hunter, A.J. 1991: On the basic equation of sorption and the isosteric heat. Wood Science and technology 5(2): 99-111

Matsui, N.; Fukushima, K.; Kamada, K.; Nishikawa, Y.; Yasuda, S.; Terashima, N. 1994: On the behavior of monolignol glucosides in lignin biosynthesis I. Synthesis of monolignol glucosides labeled with superscript 2H at the hydroxymethyl group of side chain, and polymerization of the labeled monolignols in vitro. Holzforschung 48(3): 215-221

Matthiesen, F.A. 1989: On the behaviour of Tityus bahiensis and Tityus serrulatus and the role of venom in cannibalism (Scorpiones, Buthidae). Naturalia Sao Paulo 14: 117-119

Parajo, J.C.; Alonso, J.L.; Vazquez, D. 1993: On the behaviour of lignin and hemicelluloses during the acetosolv processing of wood. Bioresource Technology 46(3): 233-240

Konorovskii, A.K.; Kovaleva, L.I. 1991: On the behaviour of salts in irrigated soils of central Yakutia. Pochvovedenie 10: 112-117

Pan, X.; Lachenal, D.; Lapierre, C.; Monties, B.; Neirinck, V.; Robert, D. 1994: On the behaviour of spruce thermomechanical pulp lignin during hydrogen peroxide bleaching. Holzforschung 48(5): 429-435

Hartl, G.; Burger, H.W.lling, R.S.schentrunk, F. 1990: On the biochemical systematics of the Caprini and the Rupicaprini. Biochemical systematics and ecology 8(2-3): 175-182

Baufeld, P.; Motte, G. 1992: On the biology and economic importance of Liriomyza trifolii (Burgess). Nachrichtenblatt des Deutschen Pflanzenschutzdienstes 44(11): 225-229

Schonrogge, K.; Altenhofer, E. 1992: On the biology and larval parasitoids of the leaf-mining sawflies Profenusa thomsoni (Konow) and P. pygmaea (Konow) (Hym., Tenthredinidae). Entomologist's Monthly Magazine 128(1536-1539): 99-108

Podsiado, E. 1991: On the biology of Asterodiaspis variolosa (Ratzeburg) (Homoptera, Asterolecaniidae) and its primary parasites (Hymenoptera, Encyrtidae) in Poland. Wiadomosci Entomologiczne 10(3): 177-181

Trematerra, P.; Serini, G.B. 1991: On the biology of Phyllonorycter robiniellus (Clemens) (Lepidoptera, Gracillariidae), leaf miner of Robinia pseudoacacia L. Informatore Fitopatologic 41(3): 49-52

Byrne, PJ. 1992: On the biology of Rhabdochona rotundicaudatum and R. cascadilla (Nematoda: Thelazioidea) in stream fishes from southern Ontario, Canada. Canadian Journal of Zoology 703: 485-493

Luo, B.L. 1991: On the boundaries of the ecological economic system. Research of Agricultural Modernization 12(5): 29-32

Giannotti, E.; Fieri, SR. 1991: On the brood of Mischocyttarus (Monocyttarus) cassununga (Ihering, 1903) (Hymenoptera, Vespidae). Revista Brasileira de Entomologia 352: 263-267

Aitio, A.; Tomatis, L. 1991: On the carcinogenicity of nickel and chromium and their compounds. Aitio, A Et Al (Ed ) Trace Elements in Health And Disease; International Symposium, Espoo, Finland, June 5-8, 1990 Ix+236p Royal Society Of Chemistry: Cambridge, England, Uk; Crc Press Inc : Boca Raton, Florida, Usa Illus 159-168

Fritz, H.; Duncan, P. 1994: On the carrying capacity for large ungulates of African savanna ecosystems. Proceedings. Biological Sciences 256(1345): 77-82

Nautiyal, A.R.; Thapliyal, P. 1993: On the cause of loss of seed viability in Toona ciliata Roem. Indian Journal of Forestry 16(2): 167-169

Olsson, L. 1993: On the causes of famine - drought, desertification and market failure in the Sudan. Ambio 22(6): 395-403

Alexander, D. 1992: On the causes of landslides: Human activities, perception, and natural processes. Environmental Geology and Water Sciences 20(3): 165-179

Bauch, J.; Hundt, H. v; Weissmann, G.; Lange, W.; Kubel, H. 1991: On the causes of yellow discolorations of oak heartwood (Quercus sect. Robur) during drying. Holzforschung 45(2): 79-85

Cheng, X. 1993: On the challenges to sustainability of China's agriculture and the deserved strategies. Acta Agriculturae Universitatis Pekinensis 19(3): 1-12

Wei, H.K. 1992: On the changing pattern of income differences between China's regions. Economic Research Beijing 4: 61-65, 55

Trotz, V.; Turk, M.; Hornig, G.; Verhulsdonk, B.; Hartung, E. 1993: On the characteristic curve behaviour of rotary pumps. Conveying of liquid beet silages. Landtechnik 48(1/2): 7,68-71

Chen, L.; Chen, G.Q. 1992: On the characteristics and exploitation of tourism resources of the Pearl River Delta on the basis of mutually beneficial relations with Hongkong-Macao. Acta Scientiarum Naturalium Universitatis Sunyatseni 31(4): 102-112

Shikulov, V.A. 1992: On the characterization of natural foci of tularemia. Zhurnal Mikrobiologii, Epidemiologii i Immunobiologii 2: 72

Chang, Q.; Chen, D.H. 1992: On the chemical constituents of prostratehair kusnezoff monkshood (Aconitum kusnezoffii). Zhongcaoyao = Chinese Traditional and Herbal Drugs 23(8): 401-404, 446

Jia, J.S. 1992: On the chilli pepper Phytophthora blight and its control in Xinjiang. Acta Phytopathologica Sinica 22(3): 257-263

Marder, J.B.; Raskin, V.I. 1992: On the co-ordination of chlorophyll and polypeptide synthesis in leaves. Research in photosynthesis Volume I Proceedings of the IXth international congress on photosynthesis, Nagoya, Japan, August 30 September 4, 1992: 327-330

Nakada, T. 1994: On the cocoon shape and measurement and its statistical analysis in the silkworm, Bombyx mori L. Indian Journal of Sericulture 33(1): 100-102

Matejak, M. 1991: On the coefficients of variation of equilibrium moisture content of beech and Scots pine wood. Annals of Warsaw Agricultural University SGGW AR, Forestry and Wood Technology 42: 125-128

Kampichler, C. 1991: On the collembolan fauna of the dry-turf grassland in the nature reserve of the Hundsheimer Berg (Lower Austria). Verhandlungen der Zoologisch Botanischen Gesellschaft in Osterreich 128: 145-155

Niedringhaus, R.; Broring, U. 1990: On the colonization of open grasslands in urban greens as exemplified by grasshoppers, bugs and leafhoppers. Verhandlungen der Gesellschaft fur Okologie 19(2): 108-115

Galinat, W.C. 1993: On the color of the New England flints and their sweet corn derivatives. Maize Genetics Cooperation Newsletter 67: 114

Patro, B.; Behera, M.K. 1992: On the colour preference of the bean aphid (Aphis craccivora Koch). Orissa Journal of Agricultural Research 5(1-2): 113-115

Castle, E.N. 1993: On the communications gap in agricultural economics. American Journal of Agricultural Economics 75(5): 84-91

Pettersson, C.; Ephraim, J.; Allard, B. 1994: On the composition and properties of humic substances isolated from deep groundwater and surface waters. Organic Geochemistry 21(5): 443-451

Becsei, J. 1993: On the concept of 'tanya'. Foldrajzi Ertesito 42(1/4): 35-40

Dewes, T. 1991: On the concept of conventional and low-input ecological systems of agriculture. Berichte uber Landwirtschaft 69(3): 354-364

Solow, A.R.; Anand Patwardhan 1992: On the consistency of the historic temperature record with greenhouse warming. Environmetrics 3(4): 361-368

Zhou, Z.Q. 1993: On the construction of a rural market. Chinese Rural Economy 4: 23-26

Eckhard, F. 1991: On the construction of the container system in the Plant Plane Hydroponic method. Gartenbau Magazin 38(8): 14-15

Schrap, S.M.; Opperhuizen, A. 1992: On the contradictions between experimental sorption data and the sorption partitioning model. Chemosphere 24(9): 1259-1282

Zhang, P.R.; Chen, H.S.; Gu, H.F. 1992: On the control effects of 14 fungicides against pepper Phytophthora rot fungus. Plant Protection 18(4): 25-26

Hedwig, B. 1992: On the control of stridulation in the acridid grasshopper Omocestus viridulus L. II. Shaping of hindleg movements by spiking and non-spiking interneurons. Journal of Comparative Physiology A, Sensory, Neural, and Behavioral Physiology 171(1): 129-140

Weber, F. 1994: On the control of the delayed onset of locomotor activity in light-active carabids (investigations on Poecilus versicolor Sturm). Zeitschrift fur Okologie und Naturschutz 3(1): 41-48