EurekaMag PDF full texts Chapter 14,584

Tatham, P.B. 1967: Observations on bolting in several varieties of early red beet for bunching, 1963-65. Exp. Hort, 17, 51-6

Coppenet, M. 1965: Observations on boron deficiencies in Brittany. C.R. Acad. Agric. Fr 51: 140-148

Coppenet, M. 1965: Observations on boron deficiency in Brittany. C.r. hebd. Seanc. Acad. agric. Fr 51(3): 140-149

Maurice, J.; Trocme, S. 1965: Observations on boron in soil and plants. I. Analytical notes. Colorimetric estimation of total boron in plants and of water-soluble boron in soils by means of 1-1' dianthrimide. Ann. agron 16: 287-99

Maurice, J.; Trocme, S. 1965: Observations on boron in soils and plants. I. Analytical notes. Colorimetric determination of total boron in plants and water-soluble boron in soils with 1-1' dianthrimide. Annls agron 16: 287-299

Maurice, J.; Trocme, S. 1965: Observations on boron in soils and plants. II. Effect of calcareous amendments on existing or added boron in soils. Annls agron 16: 579-593

Collins, J.D.; Nuallain, T.O.; Ferguson, A.R. 1970: Observations on bovine babesiosis in Ireland. Irish vet. J, Dep. Vet. Med., Univ. Coll., Dublin 24: 42-51

O'kelly, J.C. 1965: Observations on bovine blood cholinesterase levels. Aust. vet. J 41: 347-348

Spradbrow, P.B.; Francis, J. 1969: Observations on bovine ephemeral fever and isolation of virus. Australian Veterinary Journal 45(11): 525-527

Igritan, A. 1966: Observations on bovine leucosis. Revta Zooteh. Med. vet, Bucuresti 16(8): 69-71

Ficarelli, R. 1969: Observations on bovine papillomatosis transmitted by tattooing machines. Vet. ital 20: 48-57; 58-63

Anjaria, J.V. 1969: Observations on bovine urethral calculosis. Indian Veterinary Journal 46(5): 449-453

Alfero, A. 1966: Observations on breeding for production of sugar beet seed in Italy. Sementi elette 12: 22-28

Godeck, W.; Favret, E.A. 1965: Observations on breeding lucerne resistant to the stem nematode. Rev. Invest. agropec. Ser. 2. B. Aires 2: 41-54

Matyas, C. 1968: Observations on brittle heart in some tropical timbers, particularly Obeche. Bois For. Trop, 118, 19-25

Deidda, P. 1968: Observations on bud fertility in some vine varieties. Studi sassar 16: 460-94

Mujib, B.F. 1968: Observations on budding gradient in Taenia crassiceps (Zeder, 1800) Rud., 1810. Rivista di Parassitologia 29(4): 261-264

Lindahl, P.E.; Drevius, L.O. 1964: Observations on Bull Spermatozoa in a Hypotonic Medium Related to Sperm Mobility Mechanisms. Experimental Cell Research 36: 632-646

Reuveni, O. 1970: Observations on bunch structure in three date palm varieties, with application to thinning technique. Israel J. agric. Res 20: 121-7

Eckenrode, C.J.; Chapman, R.K. 1971: Observations on cabbage maggot activity under field conditions. Annals of the Entomological Society of America 64(6): 1226-1230

Von Brand, T.; Nylen, M.U.; Scott, D.B.; Martin, G.N. 1965: Observations on calcareous corpuscles of larval Echinococcus granulosus of various geographic origins. Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine 120(2): 383-385

Bucci, O. 1967: Observations on cambial activity in Nerium oleander.). G. bot. ital 101: 265-72

Delange, D.J.; Meuy, H.S.; Vivier, F.S. 1965: Observations on Carbohydrate and Fat Metabolism in different Age and Racial Groups. South African Medical Journal 39: 119-122

Hanan, J.J.; Kowalczyk, R.A. 1968: Observations on carnation stomata. Bull. Colo. Flower Grs' Ass, 214, 1-4

Ivanov, N.; Gallo, P.; Morris, H. 1965: Observations on cases of fatal syncope in pigs in Venezuela. Revta Med vet. Parasit. Maracay 19: 83-86

Yamamoto, M.; Nozu, M. 1968: Observations on cell-surface structure in the midribs of potato leaves by means of the electron microscope. II. The fine structure of the cell wall in midribs of varieties differing in degree of resistance to Phytophthora infestans). Shimane Daigaku Nogakubu Kenkyu Hokoku/Bull. Fac. Agric. Shimane Univ, 2, 13-17

Caesar, K.; Snoy, M.L. 1965: Observations on cereal strains cultivated in different climatic regions. Z. Acker- u. PflBau. 121: 3, 235-55

Hutchinson, A. 1965: Observations on certain Prunus rootstocks for peaches. Rep. Ont. hort. Exp. Stats Prod. Lab., 1965. 33-43

Rama Murthy, A.; Visveswara, S. 1965: Observations on certain seedling characters in Ethiopian arabica coffee collections. Indian Coff 29(12): 13-18

Jones, M.G. 1971: Observations on changes in the female reproductive system of the wheat bulb fly Leptohylemyia coarctata (Fall.). Bulletin of Entomological Research 61(1): 55-68

Neururer, H. 1965: Observations on changes in weed associations resulting from crop husbandry and protection measures. Ergebn 6. dt. Arbeitsbespre- chung uber Fragen der Unkrautbiologie u. -bekampfung, Hohenheim, Z. PflKrankh PflPath. PflSchutz, 1965. 39-43

Negi, S.K.; Nilakantan, P.R. 1969: Observations on chemical changes in chick embryo infected with New Castle disease virus. Indian Veterinary Journal 46(7): 553-558

Arnstein, P. 1967: Observations on chemotherapy and immunization of birds against psittacosis. American Journal of Ophthalmology 63(5): Suppl: 1260-3

Reyes E., H.; De Reyes, L.C.; Armas P., G. 1969: Observations on cherelle wilt of cacao. Agron. trop, Maracay, 9-28

Disney, R.H. 1972: Observations on chicken-biting blackflies in Cameroon with a discussion of parous rates of Simulium damnosum. Annals of Tropical Medicine and Parasitology 66(1): 149-158

Qureshi, A.A.; Page, O.T. 1970: Observations on chlamydospore production by Fusarium in a two-salt solution. Canadian Journal of Microbiology 16(1): 29-32

Rossetti, V.; Nakadaira, J.T.; Calza, R. 1965: Observations on citrus diseases and pests in the coastal regions of Argentina and Uruguay. Biologico 31: 203-15

Beavers, J.B.; Ewart, W.H. 1971: Observations on citrus thrips biology and an improved method of rearing them in the laboratory. Journal of Economic Entomology 64(5): 1124-1127

Lowe, L.E.; Parasher, C.D. 1971: Observations on clay-size organo-mineral complexes isolated from soil by ultra-sonic dispersion. Can. J. Soil Sci 51: 136-137

Anderson, J.A.R. 1964: Observations on climatic damage in peat swamp forest in Sarawak. Commonw. For. Rev 43(2): 145-58

Tripathy, B.B.; Kar, B.C. 1965: Observations on Clinical Patterns of Diabetes Mellitus in India. Diabetes 14: 404-412

Maclean, C.W. 1969: Observations on coal tar poisoning in pigs. Veterinary Record 84(24): 594-598

Jaunet, J.P. 1968: Observations on coconut palm growth. Oleagineux 23: 24(3-6)

Goberdhan, L. 1964: Observations on coconut palms artificially infected by the nematode Rhadinaphelenchus cocophilus (Cobb, 1919) Goodey, 1960. Journal of Helminthology 38(1/2): 25-30

Rollier, M.; Pierre, J.G.; Malaurie, C. 1971: Observations on cold resistance hi whiter rape in laboratory tests. Informations Techniques 25, 1-21

Chelmonska, B.; Galuszkowa, H. 1966: Observations on collection of semen from drakes by massaging the dorsal and ventral regions of the body. Zeszyty Problemowe Postepow Nauk Rolniczych 61: 273-277

Decau, J. 1967: Observations on comparative distribution of amino-acids in non-humified organic matter and in soil humus. C.r. hebd. Seanc. Acad. Sci., Paris 264D. 1836-1839

Breese, S.S. 1968: Observations on complete and empty capsids of foot-and-mouth disease virus. Journal of General Virology 2(3): 465-468

Hoffmann, K. 1967: Observations on cone and seed yields from clones and grafts in the Larch seed orchard of the Colbitz State Forest. Arch. Forstw 16(5): 437-59

Courau, M.; Puech, J.; Fioramonti, S.; Et Al. 1966: Observations on consumptive use of water and maize yield under dry and irrigated conditions. Bull Ass. fr. Etude Sol, 2, 44-62

Cockrill, W.R. 1967: Observations on control, restraint and slaughter of the water buffalo in the Far East. Vet. Rec 80: 225-229

Howell, J.M.; Edington, N.; Ewbank, R. 1968: Observations on copper and caeruloplasmin levels in the blood of pregnant ewes and lambs. Research in Veterinary Science 9(2): 160-164

Hillebrand, W.; Lipps, H.P. 1971: Observations on covering vine rows with polythene film in the autumn of 1970. Weinberg und Keller 18(6): 279-287

Curto, G.M.; Cicogna, M.; Saibene, G. 1968: Observations on cows treated with oxytocin during lactation. Atti Soc. ital. Set. vet 22: 349-53

Gourley, C.O.; Harrison, K.A. 1969: Observations on cranberry fruit rots in Nova Scotia, 1945-55. Canad. Plant Dis. Surv 49: 22-6

Blattny, C.; Limberk, J.; Prochazkova, Z.; Pozdena, J. 1967: Observations on crinkle disease of Hop (H. lupulus.). Phytopath. Z 58(4): 334-356

Shupe, J.L.; James, L.F.; Binnis, W. 1967: Observations on crooked calf disease. Journal of the American Veterinary Medical Association 151(2): 191-197

Venkatraman, T.V.; El Khidir, E. 1967: Observations on crop pests in the Sudan in 1966/67. FAO Plant Protection Bulletin 15(6): 115-116

Ray, D.K.; Bhopale, K.K.; Shrivastava, V.B. 1972: Observations on cross infection experiments with Ancylostoma ceylanicum (dog strain) adapted in hamsters back to the dog. Research in Veterinary Science 13(2): 201-202

Engelhard, A.W. 1969: Observations on cultivars of commercial Chrysanthemums to Ascochyta blight, rust and three petal spot diseases. Proc. Fla St. hort. Soc, (1970). 82: 340-343

Engelhard, A.W. 1970: Observations on cultivars of commercial chrysanthemums to ascochyta blight, rust and three petal spot diseases. Proc. Fla St. hort. Soc., 1970. 82: 340-3

Ushijima, T.; Tajima, M.; Kishi, S. 1969: Observations on cultured cells infected with rinderpest virus by means of fluorescent antibody technique. Nihon Juigaku Zasshi. Japanese Journal of Veterinary Science 31(2): 43-49

Mounat, A.; Bown, G.; Hitler, H. 1964: Observations on cultures of 1st generation hybrids resistant to mildew. Annls Dir. Etud. Equip. SEITA, 1: Sect. 2, 237-248

Mounat, A.; Bown, G.; Hitier, H. 1964: Observations on cultures of first generation hybrids resistant to blue mould. Ann. Dir. Etud. l'Equip. SEITA : Sect. II. 237-48

Kramer, W. 1965: Observations on damage by Rhizina undulata. Forst- u. Holzw 20(17): 381-2

Bovay, E.; Bolay, A. 1965: Observations on damage caused by fluorine compounds in Valais. Agriculture romande 4(6): 43-46

Bonifacio, A.; Marinari, A. 1969: Observations on damping-off of seedlings. Ann. Phytopath., Paris. 1: Spec., 141-4

Egolf, R.L. 1966: Observations on deciduous magnolias in Florida. Amer. hort. Mag 45: 388-92

Gupta, P.K. 1968: Observations on degree of apospory in three members of Andropo-goneae. Current Science 37: 295-296

Barnes, F.B. 1969: Observations on delayed foliation of apples. Hortus. Rhod, 12, 5-8

Stelter, H.; Wessely, E.; Rothacker, D. 1969: Observations on descendent generations of the potato nematode after mixed infection with the races A and B on hosts resistant and susceptible to race A. Arch. PflSchutz. 5: 411-21

Dosse, G. 1964: Observations on developmental tendencies in the T. telarius-cinnabarinus complex. Pflanzenschutzberichte, Vienna., 31: pt. 8-10, 113-128

Barboni, E.; Manocchio, I.; Asdrubali, G. 1966: Observations on diabetes mellitus associated with experimental foot and mouth disease in cattle. Vet. ital 17: 362-368

Guimaraes, R.Foot 1965: Observations on diameters, heights, survival, and weight of the wood in Eucalyptus saligna at various initial spacings. An. bras. Econ. flor., Inst. Nac. Pinho. 17: 31-45

Russ, K. 1968: Observations on diapause and post-diapause protandry in the development of larvae of S. pilleriana. Pflanzenschutzberichte 38: pt. 5-7, 57-68

Gould, H.J.; Kengham, H.G. 1965: Observations on diapause in Tetranychus urticae infesting cucumbers. Plant Pathol 14(4): 174-178

Perraju, A.; Satyanarayana Reddy, A. 1965: Observations on diapause in the stem-borer of rice. Rice News Teller 13: pt. 1, 9-13

Jalloul, A. 1968: Observations on different treatments applied against C. capitata in the Lebanon in 1966. Fruits 23(8): 415-421

Hoover, W.H.; Mannings, C.L.; Sheerin, H.E. 1969: Observations on digestion in the golden hamster. Journal of Animal Science 28(3): 349-352

Ahmed, A.A.S.; Elsisi, M.A. 1966: Observations on diseases affecting pigeons in Egypt and their incidence with special reference to ornithosis, paratyphoid, and trichomoniasis. Vet. med. J, Giza., 12: 319-330

Rossetti, V.N.kadaira, J.T.; Calza, R. 1965: Observations on diseases and pests of Citrus in the coastal regions of Argentina and Uruguay. Biologico 31(10): 203-215

Goncalves, J.R.C. 1968: Observations on diseases and pests of Guarana in the State of Amazonas. Circ. IPEA Norte, Belem, 12: 16

Eriksen, E. 1964: Observations on diseases in Kangaroos in the Copenhagen zoo. Tijdschr. Diergeneesk, 89: Suppl 1, 126-137

Corke, A.T.K. 1969: Observations on diseases of blackcurrants. J. Sci. Fd Agric 20: 401-2

Bouvier, G. 1965: Observations on diseases of game and wild animals during 1963 and 1964. Schweizer Archiv für Tierheilkunde 107: 634-647

Bouvier, G. 1969: Observations on diseases of game and wild animals in Switzerland during 1967 and 1968. Schweizer Archiv für Tierheilkunde 111: 688-694

Bouvier, G. 1967: Observations on diseases of game and wild animals seen during 1965-1966. Schweizer Archiv für Tierheilkunde 109: 404-409

Murty, K.S.; Raghavaiah, P. 1966: Observations on dormancy in rice seed. Current Science 35(21): 548-549

Puranik, S.B.; Deshpande, R.S.; Parameswarappa, R. 1968: Observations on downy mildew of Jowar (Sorghum vulgare). Mysore J. agric. Sci 11(2): 143-144

Cojocaru, C.; Borcean, I.; Simon, S. 1968: Observations on drought resistance in a varietal collection of French bean in 1967. Lucrari stiintifice - Institutul Agronomic Timisoara. Seria Agronomie 11: 357-365

Shands, H.; Vieira, C.; Zaumeyer, W.J. 1964: Observations on dry bean diseases in Brazil. Plant Dis Reporter 48(10): 784-787

Zubareva, I.F.; Mel'nikova, M.K. 1971: Observations on dynamics of chlorine accumulation in sunflower leaves during ontogeny. Fiziologiya Rast 15: 130-134

Benada, J. 1970: Observations on early phases of infection by powdery mildew (Erysiphe graminis DC. Phytopath. Z 68(2): 181-187

French, N.; Barraclough, R.M. 1964: Observations on eelworm on chrysanthemum stools. Pl. Path 13(1): 32-37

Gupta, N.K.; Lata, V. 1967: Observations on eight already known acanthocephalan. parasites from vertebrate hosts. Research Bulletin of the Panjab University, Science 18(3-4): 325-341

Hovell, G.J. 1970: Observations on electrically-induced ejaculation in rams. Veterinary Record 87(2): 38

Sahai, B.N. 1966: Observations on embryonation of eggs and morphology of free living juveniles of two species of Haemonchus Cobbold, 1898. Indian J. Anim. Hlth. 5: 23-32

Svensson, S.; Palsson, T. 1966: Observations on ensiling processes and rumen metabolism by formol titration. Lantbrukshogskol Ann 32(3): 261-283

Koehler, W. 1971: Observations on entomophages limiting the population of Blastethia turionella. Prace Inst. Bad. Lesn, 395/397, 259-62

Schmiedeknecht, M. 1967: Observations on epidemiology and attempts to reduce damage from lucerne leaf-spot. Z. PflKrankh. PflPath. PflSchutz 74(5): 290-302

D.Carvalho, P.D.C.T. 1966: Observations on epiphytotics of Sugarcane smut in Sao Paulo State. Bras. acuc 67(1): 55-61

Lepherd, E.E. 1965: Observations on equine and bovine haematocrit determinations. Australian Veterinary Journal 41(12): 380-384

Dudziak, J. 1966: Observations on erosion development on pasture areas of the Tatra mountains. Wiad. Inst. Melior. Uzyt. Zielonych 5(4): 157-203

Frye, F.L.; Enright, J.B. 1964: Observations on Erythrocytic Inclusion Bodies from Mice Infected with Rabies Virus. Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine 115: 689-691

Patil, K.P.; Chitre, R.G.; Sheth, U.K. 1966: Observations on estimation of blood and plasma folic and folinic acid activity. Indian Journal of Medical Sciences 20(9): 628-635

Roberts, H.E. 1968: Observations on experimental acute fascioliasis in sheep. British Veterinary Journal 124(10): 433-450

Baskerville, A.; Ross, J.G. 1970: Observations on experimental and field infections of pigs with Hyostrongylus rubidus. British Veterinary Journal 126(10): 538-542

Restani, R.; Borrelli, D. 1971: Observations on experimental infections of calves with Strongyloides papillosus. Parassitologia 13(1/2): 313-319

Smith, H.W.; Jones, J.E. 1967: Observations on experimental oral infection with Salmonella dublin in calves and Salmonella choleraesuis in pigs. Journal of Pathology and Bacteriology 93(1): 141-156

Weyer, F. 1971: Observations on extracellular rickettsiae (Rickettsia mooseri and R. quintana) and experiments on the modification of their characteristics. Zeitschrift fur Tropenmedizin und Parasitologie 22(4): 405-430

Tarjan, A.C. 1972: Observations on extracting citrus nematodes, Tylenchulus semipenetrans, from citrus roots. Plant Disease Reporter 56(2): 186-188

Hursey, B.S. 1970: Observations on factors affecting emergence of Glossina pallidipes Austen, and parasitisation of this species by Thyridanthrax abruptus Loew. Tsetse fly breeding under laboratory conditions and its practical application 1st international symposium 22nd and 23rd April, 1970. 317-328

Behrmann, H.I. 1969: Observations on farm accounting systems in Europe. Agrekon, Pretoria, Pretoria 8(4): 5-10

Hammond, J.A. 1965: Observations on Fascioliasis in Tanganyika. Bulletin of Epizootic Diseases of Africa 13: 55-65

Kowalski, Z.; Zalewski, W. 1965: Observations on fattening results and on carcass value in White Lop-eared pigs in Rzeszow district. Roczn. Nauk roln, 84: 1964, 827-842

Jones, M.G. 1970: Observations on feeding and egg development of the wheat bulb fly Leptohylemyia coarctata (Fall.). Bulletin of Entomological Research 60(2): 199-207

Service, M.W. 1968: Observations on feeding and oviposition in some British mosquitoes. Entomologia exp. appl 11(3): 277-285

Edwards, H.M. 1964: Observations on Feeding Tung Oil to Chickens. Journal of Nutrition 83(4): 365-368

Edwards, H.M.; Suso, F.A.; Mason, J. 1967: Observations on feeding tung oil to laying hens with a note on identification of elaeostearic by GLC. Poultry Sci 46(3): 564-568

Dixon, J.B. 1965: Observations on Feline Respiratory Disease in a Breeding Colony. Veterinary Record 77: 752-753

Tung, Wei Yang, Suo-Hsiao Wang, Chi-Ch'ing. 1964: Observations on fertility of boar semen after storage at 13 degrees -18 degrees C. Acta vet. zootech. sinica 7: 15-22

Salamon, S. 1967: Observations on fertility of ram semen frozen by different methods. Aust J Exp Agr Anim Husb 7(29): 559-561

Bezalel, B.D. 1964: Observations on fertility problems in the milk-cow. 5th int. Congr. Anim. Reprod. A.I, Trento 3: 79-91

Kastyak, L.; Martyniak, A. 1968: Observations on fertility, prolificacy, pregnancy duration and weight of neonates in Longwool sheep from the northern region of Poland. I. Zeszyty Problemowe Postepow Nauk Rolniczych 81: 115-130

Beye, F. 1964: Observations on field populations of D. melanogaster. Z. angew. Ent, Hamburg, 54: pt. 1-2, 202-207

Sinha, B.N. 1968: Observations on filaria control programme and anti-mosquito scheme, Patna, Bihar. Patna. J. Med, 5, 198-204

Masuda, R.; Sato, A.; Akahana, K.; Fujishima, H. 1965: Observations on filariasis in Yamanashi Prefecture. I. Filariasis in Akiyama village. Jap. J. Parasit 14(3): 258-264

Mounat, A.; Bown, G.; Hitier, H. 1964: Observations on first generation hybrids resistant to blue mould. Ann. Dir. Et. Equip. S.E.I.T.A., Sect. 2*. 1: 237-48

Young-Kong, V.M.; Mclean, F.C. 1969: Observations on five commercial varieties grown in nutrient solution with different concentrations of sodium chloride. Proceedings, West Indies Sugar Technologists Meeting, Trinidad. 61-70

Millan, R. 1968: Observations on five cucurbits cultivated or indigenous in Argentina. Darviniana 14: 654-60

Mital, S.P.; Issar, S.C. 1969: Observations on floral biology, fruit setting and seed development in Rauvolfia serpentina (L.) Benth. ex Kurtz. Indian Journal of Agricultural Sciences 39: 807-812

Reichel, M. 1964: Observations on flower differentiation and development and on fruit setting in some apple varieties in the Halle district. Kuhn-Arch 78: 268-333

Reichel, M. 1965: Observations on flower differentiation and flower set on the long shoots of Schatteamorelle cherry. Zur Verbesserung der Leistung in der Obstproduktion, Sammelband. Dtsche demok. Republik, dtsche Akad. LandwWiss. Berlin, 35-44

Reichel, M. 1964: Observations on flower differentiation, course of blossoming and fructification in some apple varieties in the Halle area. Kuhn-Archiv. 78: 268-333

Fournier, L.A.; Salas, S. 1966: Observations on flowering in the tropical rain forest of Villa Colon. Revista de Biologia Tropical, San Jose, Costa Rica 14(1): 75-85

Debazac, E.F. 1965: Observations on flushing and shoot elongation in some species of Abies. Rev. for. franc 17(2): 120-30

Williams, D.L.; Spray, G.H. 1970: Observations on folate metabolism in rats on a vitamin B 12-deficient diet. British Journal of Haematology 19(3): 353-360

Beaton, J.D.; Moss, A.; Macrae, I.; Konkin, J.W.; Mcghee, W.P.T.; Kosick, R. 1965: Observations on foliage nutrient content of several coniferous tree species in British Columbia. Forest Chron 41(2): 222-236

Whitsel, R.H.; Schoeppner, R.F. 1970: Observations on follicle development and egg production in Leptoconops torrens (Diptera : Ceratopogonidae) with methods for obtaining viable eggs. Annals of the Entomological Society of America 63(6): 1498-1502

Semprini, P. 1970: Observations on food consumption and production at birth and weaning of Large White, Spotted Poland, Pietrain and crossbred pigs. Atti Soc. ital. Sci. vet 23: 453-455

Eldridge, M.J. 1969: Observations on food eaten by Wood mice (Apodemus sylvaticus) and Bank voles (Clethrionomys glareolus)in a hedge. J. Zool 158: 208-209

Rweyemamu, M.M. 1970: Observations on foot-and-mouth disease type SAT 2 in Tanzania. August 1968 to August 1969. Bulletin of Epizootic Diseases of Africa 18(2): 87-100

Pocthier, G. 1966: Observations on forage plants in Grande-Terre (Guadeloupe) (June 1963 -Sep. 1964). Agron. trop, Paris 21(2): 171-90

Lekawska, I.; Szymborska, H. 1967: Observations on forming meadow plant communities on one-species grass plantations depending on soil moistening grade. Wiad. Inst. Melior. Uzyt. Zielonych 7(1): 153-78

Gupta, N.K.; Sood, M.L. 1969: Observations on four already known nematodes of pigs from the Punjab. Research Bulletin of the Panjab University, Science 19(3-4): 277-290

Melamed-Madjar, V. 1966: Observations on four species of Sitona (Coleoptera, Cur-culionidae) occurring in Israel. Bull. ent. Res, London, 56: pt. 3, 505-514

Shaffner, C.S. 1964: Observations on freezing chicken semen. 5th int. Congr. Anim. Reprod. A.I, Trento., 4: 426-429

Lake, P.E. 1969: Observations on freezing fowl spermatozoa in liquid nitrogen. VIe Congr. int. Reprod. anim. Insem, artif, Paris 2: 1633-1635

Ranger, J.B.; Gulotti, A.; Montagu, D. 1969: Observations on frost damage at Nakambala Estate. Proc 43rd annu. Congr. S. Afr. Sugar Technol. Ass, 30-4

Rao, A.R.; Rao, P.N.; Rajulu, P.S. 1968: Observations on frozen Kerry semen. Andhra vet. Coll. Mag 6: 15-16

Griffin, D.M. 1968: Observations on fungi growing in a translucent particulate matrix. TRANS BRIT MYCOL SOC 51(Pt 2): 319-322

Noviello, C.; Grigoriu, A.C. 1967: Observations on fungi isolated from Bananas of various origins unloaded at the port of Naples. Annali Fac. Sci. agr. Univ. Napoli. 2: 471-488

Noviello, C.; Grigoriu, A.C. 1967: Observations on fungi isolated from bananas from different sources unloaded at the port of Naples. Ann. Fac. Sci. agrar. Napoli. 2: 471-88

Blankfeld', Y. I.; Bogdanovich, E.F. 1966: Observations on gas exchange in soil using radioactive carbon, C14. Pochvovedenie 10, 32-35

Kriedemann, P.E. 1968: Observations on gas exchange in the developing sultana berry. Aust. J. biol. Sci 21: 907-16

Davidson, J.B.; Sutherland, I.H. 1966: Observations on gastro-intestinal parasites of the pig and their treatment. Veterinary Record 78(20): 702-703

Nice, R.; Rosa, W.A.J.; Laconic, R. 1968: Observations on gastro-intestinal parasitism among calves in the Monte zone of Buenos Aires province. Evaluation of anthehnintic treatment systems. Revta Investnes agropec. Ser. 4 (Patol. anim.) 5(3): 15-29

Albouy, J. 1968: Observations on gladiolus necrotic disease. Ann. Epiphyt 19: 189-95

Kingham, H.G.; Gould, H.J. 1964: Observations on glasshouse red spider mite on cucumbers in the Lea Valley. Exp. Hort, 10, 15-21

Sinha, D.P.; Sinha, K.P. 1966: Observations on glutathione and ascorbic acid content in human cataractous lens. J. Indian Med. Assoc 46: 646-649

Manaresi, A. 1966: Observations on grafting and cold sensitivity in persimmons. Frutticoltura 28: 231-7

Vendargon, X.A. 1964: Observations on grass and legume mixtures at the Central Animal Husbandry Station, Kluang. J. Malay. Vet. Med. Ass 3(4): 119-27

Bryan, P.J.; Adams, W.A. 1971: Observations on grass species insisting on English League soccer pitches in spring 1970. Rasen, Turf, Gazon, Gazon 2(2): 46-51

Mataszewski, S.; Wisniewska, J.; Ziem-Lewska, M. 1967: Observations on grasslands managed after their reclamation. Wiad. Inst. Melior. Uzyt. Zielonych 7(1): 179-200

Rothschild, M.; Ford, B. 1965: Observations on gravid rabbit fleas (Spilopsyllus cuniculi (Dale)) parasitising the hare (Lepus europaeus Pallas), together with further speculations concerning the course of myxomatosis at Ashton, Northants. Proc. R. ent. Soc. Lond, London, 40: pt. 7-9, 109-117

Hortus, V. 1965: Observations on growing fennel. Inf. Orto- florofruttic 6: 263-4

Branzanti, E.C., E.Al. 1969: Observations on growing strawberries for processing. Frutticoltura 31(4): 209-16

Milewska, H. 1964: Observations on growth and propagation of the A 6 hybrid and of Cockerham's S. demissum Y. Biul. Inst. Hodowl. Aklim. Rosl 61: 19-23

Wong, A.L.; Willetts, H.J. 1970: Observations on growth of selected Australian races of Wheat stem rust in axenic culture. Trans. Br. mycol. Soc 55(2): 231-238

Meyer, H. 1967: Observations on haemoglobins and blood potassium values in the Barbary sheep (Ammotragus lervia) and the thar (Hemitragus jemlahicus). Z. Saugetierk 32: 178-180

Maliani, C. 1964: Observations on hard wheats obtained by interspecific crossing. Genet. agr, Pavia 18: 79-88

Bergamini, A. 1967: Observations on hazel root activity. Riv. Orto-florofruttic. ital 51: 321-7

Berbec, E. 1968: Observations on health factors in certain varieties of carrots. Biul. Inst. Hodowl. Aklimatyz. Roslin. 61-69

Hughes, H.M. 1966: Observations on herbicides for spring control of knotgrass in strawberries. Proc 8th Br. Weed Control Conf, 73-5

Baisikowska, H. 1964: Observations on heterosis in Zea mays L. II. Acta agrobot, Warszawa 16: 175-79

Bankowska, H. 1966: Observations on heterosis in Zea mays L. III. Acta agrobot, Warszawa 18: 29-35

Dallari, F.; Di Ciolo, S. 1969: Observations on high- and low-volume spraying. Frutticoltura 31: 141-51

Flanders, S.E. 1970: Observations on host plant induced behavior of scale insects and their endoparasites. J. Can. Ent 102(8): 913-926

Rice, R.E. 1968: Observations on host selection by Tomicobia tibialis Ashmead (Hymenoptera: Pteromalidae). Contr. Boyce Thompson Inst. Pl. Res 24(3): 53-56

Naru, N.A. 1969: Observations on house flies as natural carrier of the helminthic ova from different localities of Lahore City. Pakistan Journal of Health 18(3): 105-152

Beard, R.L. 1965: Observations on house flies in high-ozone environments. Annals of the Entomological Society of America 58(3): 404-405

Chaudhuri, K.C. 1964: Observations on Human Milk and Cow's Milk in Infant Nutrition. Indian Journal of Pediatrics 31: 105-114

Jambu. P 1968: Observations on humifica-tion in a calcic hydromorphic environment. Sci. Sol, 1, 67-89

Legner, E.F. 1972: Observations on hybridization and heterosis in parasiioids of synanthropic flies. Annals of the Entomological Society of America 65(1): 254-263

Oliver, J.H.; Wilkinson, P.R.; Kohls, G.M. 1972: Observations on hybridization of three species of North American Dermacentor ticks. Journal of Parasitology 58(2): 380-384

Campbell, R.M.; Fell, B.F. 1970: Observations on hypertrophy of the liver in breeding ewes. Research in Veterinary Science 11(6): 540-547

Sankhla, N.; Shukla, S.N. 1970: Observations on hypocotyl coiling: effect of Ethrel and gibberellin on seedling growth of Phaseolus radiatus. Z. PflPhysiol 63(3): 284-7

Pellegrino, J.; Borda, C.E.; Valetti, J.A.; Dibetto, J. 1968: Observations on immunoserological tests for Schistosoma mansoni infections in the provinces of Corrientes and Misiones, Argentina. Revta Inst. Med. trop. S Paulo 10(5): 277-286

Derbyshire, J.B.; Chandler, R.L.; Smith, K. 1968: Observations on inclusion bodies in pig kidney tissue culture cells infected with porcine adenoviruses. Research in Veterinary Science 9(4): 300-303

Sulinowski, S. 1964: Observations on incompatibility during self- and cross-pollination in Arrhenatherum elatius L.) P.B. Genet. polon, 5: 132

Schutt, P. 1964: Observations on individual resistance to infection by L. pinastri in pine. Silv. genet 13: 76-77

Robinson, P.M.; Park, D.; Mcclure, W.K.tharine. 1969: Observations on induced vacuoles in fungi. Trans. Br. mycol. Soc 52(3): 447-450

Mckee, R.K. 1964: Observations on infection by Phytophthora infestans. TRANS BRIT MYCOL SOC 47(Pt 3): 365-374

Cimanowski, J.; Machnik, B. 1970: Observations on infection of Apple buds by P. leucotricha. Pr. Inst. Sadow. Skierniew 14: 265-271

Smith, H.W.; Halls, S. 1966: Observations on infective drug resistance in Britain. British Medical Journal 1(5482): 266-269

Prota, U. 1964: Observations on injury to globe artichokes by 2,4-D. Inf. fitopat. 14: 38-9

Lavallee, A. 1970: Observations on inoculations of hard wood species with Pholiota aurivella (Batsch ex Fr.) Kummer. Bull. Fonds Rech. for. Univ. Laval. 13: 27-37

Dominik, J. 1966: Observations on insect damage to certain exotic tree species in the experimental forests of the Warsaw Agricultural University at Rogow. Folia for. polon. (Lesn.). 12, 175-84

Melvin, J.C.E. 1966: Observations on insects attacking wild rice in Manitoba. Proceedings Entomol Society Manitoba 22: 6-11

Sonneveld, A. 1965: Observations on intake of fresh herbage by cattle. Veeteelt Zuivelber 8: 409-20

Servadei, A.; Zangheri, S.; Masutti, L. 1964: Observations on international regulations for the use of insecticides on vegetable crops. Not. Mal. Piante, 70/71, 75-90 p

Robbelen, G. 1966: Observations on interspecific crosses in Brassica, with special reference to the origin of matromorphic F1 plants. Angewandte Botanik 39: 205-221

Mikkola, L. 1969: Observations on interspecific sterility in Picea. Ann. bot. fenn 6(4): 285-39

Panella, A.; Terzetti, A.; Lorenzetti, F. 1965: Observations on intervarietal crosses in some horticultural plants. Genet. agr 19: 23-37

Wylie, H.G. 1971: Observations on intraspecific larval competition in three Hymenopterous parasites of fly puparia. Canadian Entomologist 103(1): 137-142

Jordan, P. 1969: Observations on investigations prior to schistosomiasis control. Boletin de la Asociacion Medica de Puerto Rico 61(5): 158-160

Glover, J.; Jacobs, A. 1971: Observations on iron in the jejunal lumen after a standard meal. Gut 12(5): 369-371

Agnoloni, M. 1965: Observations on irrigation-water problems in Israel. Riv. Agric. Subtrop. trop 59(4/6): 149-63

Sutherland, A.K. 1965: Observations on itch mite (Psorergates ovis) infestation of sheep. Vict. vet. Proceedings 23: 53-56

Sherlock, I.A.; Guitton, N. 1969: Observations on kala-azar in Jacobina, Bahia. III. Some data on Phlebotomus longipalpis, the principal vector. Revista Brasileira de Malariologia e Doencas Tropicais 21(3): 541-548

Sherlock, I.A.; Guitton, N. 1969: Observations on kala-azar in Jacobina, Bahia. IV-Hourly and seasonal variation in Phlebotomus longipalpis. Revista Brasileira de Malariologia e Doencas Tropicais 21(4): 715-727

Sherlock, I.A.; Almeida, S.P. 1970: Observations on kala-azar in Jacobina, Bahia. V-Results of prophylactic measures. Revista Brasileira de Malariologia e Doencas Tropicais 22(1): 175-181

Pritam Singh Payak, M.M. 1968: Observations on karyology, hyphal fusions and production of a new isolate in Colleto-trichum falcatum. Acta phytopathol. Budapest 3: 143-55

Belvett, V.B.; Sun, R.-Yun Robinson, A.G. 1965: Observations on laboratory rearing of grain aphids (Homoptera: Aphididae). Can. J. Zool, Ottawa 43(4): 619-622

Hulet, C.V.; Frank, F.W.; Ercanbrack, S.K.; Kuttler, A.K.; Meinershagen, W.A. 1965: Observations on lambing performance of sheep vaccinated against ovine viral abortion. American Journal of Veterinary Research 26: 1464-1466

Maclean, C.W. 1966: Observations on laminitis in intensive beef units. Veterinary Record 78(7): 223-231

Singh, S.N.; Tanwani, S.K.; Singh, R. 1964: Observations on large scale production of freeze dried rinderpest vaccine. II. Thermal variation and dehydration of spleen tissue during primary freeze drying. J. vet. Anim. Husb. Res, Mhow 8: 68-73

Rowley, W.A. 1967: Observations on larval habitats and the winter bionomics of some common species of Culicoides (Diptera : Ceratopogonidae) in the central Columbia Basin. Mosquito News 27(4): 499-505

Marks, D.; Mackay-Smith, M.P.; Cushing, L.S.; Leslie, J.A. 1970: Observations on laryngeal hemiplegia in the horse and treatment by abductor muscle prosthesis. Equine Veterinary Journal 2: 159-166; 166-167

Luedke, A.J.; Jochim, M.M.; Bowne, J.G.; Jones, R.H. 1970: Observations on latent bluetongue virus infection in cattle. Journal of the American Veterinary Medical Association 156(12): 1871-1879

Raphael, T.D. 1964: Observations on leaf scorch and fruit marking. Tasm. J. Agric 25(3): 234-235

Adams, A.F.R. 1965: Observations on legume establishment and growth on acid soils. N.Z. Grassl. Ass. Proceedings 1964: 115-122

Kurek, C.; Karpinska, K. 1969: Observations on leucergy in bovine mastitis. Medycyna Weterynaryjna 25(6): 331-334

J6rstad, Ivar 1964: Observations on life-cycles, spore-forms and alpine occurrence of the Norwegian Uredinales. Nytt Mag Bot 11: 27-45

Spalding, J.F.; Brooks, M.; Mcwilliams, P. 1964: Observations on Lifespan, Radioresistance, and Productivity in Offspring from 5 to 25 Generations of X-Irradiated Male Mice. Genetics 50: Suppl: 1179-86

Gries, H. 1970: Observations on lily propagation from bulb scales. Iris und Lilien, 4, 193-5

Ferm, V.H. 1966: Observations on litter size in interrupted hamster pregnancies. Abstr. in Anat. Rec, 154: 460

Muller, J. 1965: Observations on long-term effects of organic and mineral fertilizers in a Mediterranean climate. I. Effect on yields. Annls agron 16: 301-321

Muller, J. 1966: Observations on long-term effects of organic and mineral fertilizers in a Mediterranean climate. II. Effect on balance of total N in soil. Annls agron 17: 21-36

Rademacher, B. 1967: Observations on long-term trials with weeds and herbicides. Mitt. biol. BundAnst. Ld- u. Forstw, 121, 177-85

Zucconi, F. 1968: Observations on longitudinal bark incision in tree culture. Riv. Ortoflorofruttic. ital 52: 213-26

Strauss, E.; Wurm, L. 1971: Observations on magnesium deficiency symptoms. Mitteilungen Rebe und Wein, Obstbau und Fruchteverwertung 21(6): 484-487

Chang, S.-C.; Yen, J.-I.; Wu, T.-H. 1968: Observations on maize varieties and a report on comparative trials. Yu-mi Yen-chiu Chung-hsiu Yen-chiu Hui-pao/Rep. Corn. Res. Cent. Tainan DAIS. 5, 1-7

Breeland, S.G.; Kliewer, J.W.; Austin, J.R.; Miller, C.W. 1970: Observations on malathion-resistant adults of Anopheles albimanus Wiedemann in coastal El Salvador. Bulletin of the World Health Organization 43(4): 627-631

Schuster, W. 1969: Observations on male sterility in the sunflower (H.annuus), caused by genetical, physiological and applied chemical factors. Theor. appl. Genet 39: 261-73

Page, W.A. 1967: Observations on man-biting mosquitoes in Jamaica. Proc. R. ent. Soc. Lond, 42: pt. 10-12, 180-186

Hubbard, C.H. 1966: Observations on management regimes for the production of coniferous pulpwood. S. Afr. For. J, 59, 3-8

Tolgyesi, G.; Kozma, A.; Kiss, I.L. 1967: Observations on manganese and molybdenum uptake in lucerne. Novenytermeles 16(4): 387-90

Cornish, P. 1964: Observations on manganese deficiency in the Pecan. Qd J. agric. Sci, 2l: 2, 243-244

Werner, H.; Janitschke, K.; Kohler, H. 1969: Observations on marmoset monkeys of the species Saguinus (Oedipomidas) oedipus following oral and intraperitoncal infection by different cyst-forming Toxoplasma strains of varying virulence. I. Zentbl. Bakt. ParasitKde. 209: 553-569

Burmann, K. 1965: Observations on mass flights of Zeiraphera. Anz. Schadlingsk 38(1): 4-7

Burmann, K. 1965: Observations on massed flights of Z. diniana. Anz. Schadlingsk, Berlin, 38: pt. 1, 4-7

Hupfauer, M. 1964: Observations on mechanization in hop growing. Hopfen-Rundschau. 15: 63-4

Jahn, E.; Holzschuh, C. 1970: Observations on melanism in Lymantria monacha made during an outbreak in the Waldviertel, Lower Austria, 1964-1967. Z. angew. Ent 65(4): 396-403

Ionesco, T. 1968: Observations on methods used in the study of the pastoral resources of Morocco. Al Awamia 29, 35-67

Ben-David, B. 1967: Observations on metritis in Israeli dairy herds. Refuah Veterinarith 24: 53-61; 108-117

Deidda, P.; Pisanu, G. 1969: Observations on microsporogenesis in some deciduous fruit trees. Studi sassar., Sez. III 17: 262-78

Weidner, H. 1969: Observations on migratory locusts on the high seas. Anzeiger fur Schad-lingskunde und Pflanzenschutz 42(8): 118-121

Bulgheroni, F.; Gesarini Brunelli, R. 1969: Observations on milk production and reproductive efficiency in a herd of dairy cattle. Atti Soc. ital. Sci. vet., 22: 413-417

Lewis, J.; Davies, J. 1965: Observations on milk quality with particular reference to foremilk and shippings. J. Soc. Dairy Technol 18(4): 218-23

Kooyman, G.L.; Drabek, C.M. 1968: Observations on milk, blood, and urine constituents of the Weddell seal. Physiol. Zool 41(2): 187-94

Schaltenbrand, W. 1967: Observations on modern road surfacing and experience with bituminous forest roads in Porrentruy district. Schweiz. Z. Forstw 118(4): 209-14

Chin, D.A.; Taylor, D.P. 1970: Observations on molting in species of Cylindro-corpus. Nematologica 16(1): 1-5

Schwar, C.; Wissel, H.; Otto, R. 1966: Observations on morphological variations in horticultural and agricultural crop species caused by 2,4-D. Nachr Bl. dt. PflSchutzdienst, Berl 20(6): 182-3

Stark, R.W.; Borden, J.H. 1965: Observations on mortality factors of the Fir engraver beetle, Scolytus ventralis (Coleoptera: Scolytidae). J. econ. Ent 58(6): 1162-3

Tawfik, M.S.; Gooding, R.H. 1970: Observations on mosquitoes during 1969 control operations at Edmonton, Alberta. Quaestiones Entomologicae 6(4): 307-310

Schmidt, H.E.; Karl, E. 1968: Observations on mottling of Japanese Hops (H. scandens). Phytopath. Z 62(3): 272-278

Fisher, J.M. 1966: Observations on moulting of fourth-stage larvae of Paratylenchus nanus. Aust. J. biol. Sci 19(6): 1073-1079

Anderson, J.C. 1971: Observations on mouse mastitis produced by inoculation of different strains of staphylococcus. Research in Veterinary Science 12(2): 186-188

Milella, A.; Deidda, P. 1970: Observations on mulching and chemical weed control for sour orange seedlings. Informatore Agrario, Verona 26: 2865-72; 2889

Harberd, D.J. 1967: Observations on natural clones in Holcus mollis. New Phytol 66(3): 401-408

Reuveni, O. 1969: Observations on natural fruit drop during the development of Khadrawi, Zahidi and Deglet Noor date fruits. Rep 46th annu. Date Grs' Inst, Coachella 46: 6-7

Hardon, J.J.; Turner, P.D. 1967: Observations on natural pollination in commercial plantings of oil palm (Elaeisguineensis) in Malaya. Exp. Agric 3: 105-16

Boyd, E.M. 1966: Observations on nematodes of herons in North America including three new species and new host and state records. Journal of Parasitology 52(3): 503-511

Griffiths, J.G. 1968: Observations on neonatal changes of body temperature in Blackface lambs. Anim. Prod 10: 319-323

Casarini, B., E.Al. 1970: Observations on new Italian tomato varieties. Sementi elette 16(5): 5-22

Anderson, J.F. 1971: Observations on new fruit varieties at the horticultural research center. Proceedings, Annual Meeting Massachusetts Fruit Growers' Association Inc, North Amherst, Massachusetts, USA, 77, 66-70

Howland, P.; Hosegood, P.H. 1965: Observations on new techniques for the direct sowing of exotic softwoods in East Africa. Commonw. For. Rev 44(3): 222-31

Wong, P.W.; Lambert, A.M.; Pillai, P.M.; Jones, P.M. 1967: Observations on nicotinic acid therapy in Hartnup disease. Archives of Disease in Childhood 42(226): 642-646

Doyle, M.D.; Morse, L.M.; Gowan, J.S.; Parsons, M.R. 1965: Observations on nitrogen and energy balance in young men consuming vegetarian diets. American Journal of Clinical Nutrition 17(6): 367-376

Meriaux, S.; Gouny, P.; Lefebvre, J.; Et Al. 1964: Observations on nitrogen fertilizing of spring barley in east-central France. Bull. Ass. franc. Et. Sol, 3, 177-189

Subrahmanyan, R.; Sahay, M.N. 1965: Observations on nitrogen fixation and organic matter produced by Anabaena circinales Rabh. and their significance in rice culture. Proc. Indian Acad. Sci, 61B: 164-169

Praag, H.Van Manil, G. 1966: Observations on nitrogen fractionation in some acid brown soils of the Ardenne forests. Sci. Sol. 1, 65-85

Balloni, R.; Materassi, R.; Favilli, F. 1965: Observations on nitrogen metabolism in forest soils. Suppl Annls Inst. Pasteur, Paris 109(3): 68-73

Subrahmanyan, R.; Sahay, M.N. 1964: Observations on nitrogen-fixation by some blue-green algae and remarks on its potentialities in rice culture. Proceedings Indian Acad Science Sect B 60(2): 145-154

Maclean, C.W. 1969: Observations on non-infectious infertility in sows. Veterinary Record 85(24): 675-682

Boubals, D. 1969: Observations on non-transmission by seed of two virus diseases of Grapevine. Annls Amel. Pl 19(2): 213-219

Gopal, B.V.; Shah, G.L. 1970: Observations on normal and abnormal stomatal features in four species of Asparagus L. Amer. J. Bot 57: 665-9

Dave, P.O.; Savdasia, V.B. 1967: Observations on normal body temperature of sheep in Gujarat. Gujvet, Anand. 1: 27-29

Swartz, F.J.; Henry, M.; Floyd, A. 1967: Observations on nuclear differentiation in Ascaris. Journal of Experimental Zoology 164(2): 297-308

Poinar, G. 1964: Observations on nutgrass insects in Hawaii with notes on the host range of Bactra truculenta Meyrick and Athesapeuta cyperi Marshall. Proceedings Hawaii Entomol Society 18(3): 417-423

Mittal, V.S.; Agarwal, K.N. 1969: Observations on nutritional megaloblastic anemias in early childhood. Indian Journal of Medical Research 57(4): 730-738

Antia, A.U. 1970: Observations on nutritional rickets in childhood. West African Medical Journal and Nigerian Practitioner 19(6): 169-172

Nasim, M.; Abdul Jalil, M.; Sham-Suddin, M.; Wahiduzzaman, M. 1966: Observations on oestrum and fertility in the native cows of East Pakistan. Scientist. Karachi 8(1/2): 26-31

Bhattacharya, S.; Chow Dhury, T.M.; Acharya, A.K. 1964: Observations on oestrus cycle in five breeds of Indian dairy heifers. Indian Veterinary Journal 41(8): 503-507

Rudinsky, J.A. 1966: Observations on olfactory behavior of Scolytid beetles (Coleoptera: Scolytidae) associated with Douglas-fir forests. Z. angew. Ent, 58: 4 pt, 356-361

Ku, Y., E.Al. 1965: Observations on olive growth characters and its adaptibility in Nanking. Acta hort. sin 4: 1-12

Nnochiri, E. 1964: Observations on Onchocercal Lesions Seen in Autopsy Specimens in Western Nigeria. Annals of Tropical Medicine and Parasitology 58: 89-93

Verma, S.D.; Rust, R.H. 1969: Observations on opal phytoliths in a soil biosequence in south eastern Minnesota. Proc. Soil Sci. Soc. Am 33: 749-751

Antila, M.; Antila, V.; Haukka, J. 1966: Observations on organisms and biochemical activity in Finnish sour milk. XVII Int. Dairy Congr, E/F: 603-05

Brucher, H. 1969: Observations on origin and expansion of YN-virus in South America. Angewandte Botanik 43(5-6): 241-249

Gilbert, A.B.; Wood-Gush, D.G. 1970: Observations on ovarian transplants in the domestic fowl and their bearing on normal ovarian function. Research in Veterinary Science 11(2): 156-160

Howden, J.C.W. 1968: Observations on overwintering of Rose powderymildew. Rose Annual, St. Albans, 131-136

Quinlivan, T.D. 1968: Observations on ovine mastitis in New Zealand stud Romney flocks. II.The bacteriology of ovine mastitis. N.Z. vet. J, 16: 10/11, 153-60

Challier, A. 1965: Observations on ovulation in G. p. gambiensis. Bull. Soc. Path. exot., 1965 57(5): 985-991

Krasovskii, L.I. 1968: Observations on palatability to horses of component Plants of forest-, steppe- and meadow-hay. Rastit. Resursy 4(4): 538-41

Noviello, C. 1968: Observations on parasitic diseases of hazel, with special reference to the province of Campania. Ann. Fac. Sci. agrar. Napoli 3: 11-39

Pettinari, C.M. 1967: Observations on parasitic microflora of Mediterranean forests in Italy. 2. Fungal diseases found on Holm Oak in the forest of Castel Fusano. Atti Ist. bot. Univ. Lab. crittogam. Pavia, Ser. 6. 3: 3-43

Williams, J.R. 1967: Observations on parasitic protozoa in plant-parasitic and free-living nematodes. Nematologica 13(3): 336-342

Oliveira, L.B.De. 1968: Observations on particle-size distribution in soils of the North-East (Brazil). Pesq. agropec. bras, 3: 189

Jones, J.E.T. 1966: Observations on parturition in the sow. Part II. The parturient and post-parturient phases. Br. vet. J 122: 471-478

Seibold, H.R.; Dougherty, E.; Martinsen, J.S. 1965: Observations on pathogenicity and immunogenicity of a cell-culture-modified foot-and-mouth disease virus. Journal of the American Veterinary Medical Association 147(12): 1608-1617

Schubert, I. 1971: Observations on pathological phenomena in Hirudinea. Zoologischer Anzeiger 187(3-4): 219-222

Erenoglu, E.; Edreira, J.G.; Patek, A.J. 1964: Observations on Patients with Laennec's Cirrhosis Receiving Alcohol While on Controlled Diets. Annals of Internal Medicine 60: 814-823

Evert, R.F.; Eschrich, W.E.A. 1968: Observations on penetration of Linden branches by stylets of the aphid Longistigma caryae. Amer. J. Bot 55(7): 860-74

Mathur, R.L.; Sharma, L.C. 1970: Observations on performance of Groundnut varieties with respect to crown rot disease (Aspergillus niger) in Rajasthan. Indian Phytopath, Agric. Dept, Jaipur, Rajasthan. 23(1): 143-144

Narasimhaswamy, R.L. 1964: Observations on performance of robusta coffee in India. Indian Coffee 28: 228-33

Shepherd, A.M.; Cox, P.M. 1967: Observations on periodicity of hatching of eggs of the potato cyst nematode, Heterodera rostochiensis Woll. Ann. appl. Biol 60(1): 143-150

Piglionica, V. 1967: Observations on periods of the year most favourable to F. amygdali infection on Almond. Phytopath. Mediterranea 6(3): 127-132

Ahlabo, I.; Barnard, T. 1971: Observations on peroxisomes in brown adipose tissue of the rat. Journal of Histochemistry and Cytochemistry: Official Journal of the Histochemistry Society 19(11): 670-675

Hatmosoewarno, S. 1969: Observations on pests and diseases in relation to spacing in sugar cane. Ber. Akqd. Gula Negara 1: 62-77

Talhouk, A.S. 1966: Observations on pests of the almond trees in the Lebanon and Syria. Anz. Schadlingsk. 39: pt. 8, 113-117

Olivieri, A. 1969: Observations on phenological features which are of interest in breeding oats (Avena) spp. Sementi Elette 15(1): 20-31

Tripathi, J.C. 1969: Observations on phototropism of infective larvae of some common gastro-intestinal nematodes of goats. Indian Veterinary Journal 46(4): 291-294

Lehmann, W. 1969: Observations on phyllody viruses of some ornamental plants. Arch. PflSchutz 5(4): 233-244

Brown, B.I. 1966: Observations on physical and chemical properties of acerola fruit and puree. Qd J. agric. Anim. Sci 23: 599-604

Listowski, A.; Jackowska, I. 1965: Observations on plant development. (10). Acta Soc. Bot. Pol 34(2): 199-204

Listowski, A.; Jackowska, I. 1965: Observations on plant development. (11). On the rhythm of flowering of Taraxacum officinale. Acta Soc. Bot. Pol 34(3): 549-61

Listowski, A. 1965: Observations on plant development. (9). The development of Potentilla supina. Acta Soc. Bot. Pol 34(1): 1-26

Listowski, A.; Jackowska, L. 1966: Observations on plant development. 12. The flowering conditions in Verbascum thapsiforme. Acta Soc. Bot. Pol 35(2): 349-53

Listowski, A. 1966: Observations on plant development. 13. Further observations on the development of hibernating annual plants. Acta Soc. Bot. Pol 35(3): 455-59

Listowski, A.; Jackowska, I. 1964: Observations on plant development. VII. The development of some perennial plants. Acta Soc. Bot. Pol 33(3): 569-92

Grebenscikov, I. 1968: Observations on plant height, plant weight and grain weight of F1 and F2 hybrids of the Gatersleben maize collection. Z. Pflanzenz 60: 297-314

Dowe, A.; Naser, K. 1968: Observations on plant parasitic nematodes attacking Phlox paniculata with special reference to the stem eelworm and recommendations for its control. NachrBl. Dtsch. PflSchDienst, Berlin 22: 246-8

Butnaru, G. 1968: Observations on pollen quality in different inbred generations of maize. Lucrari stiintifice - Institutul Agronomic Timisoara. Seria Agronomie 11: 197-202

Vello, F. 1971: Observations on pollination of cacao in Babia. III International Cocoa Research Conference, Accra, Ghana, 23-29 November, 1971. 565-575

Niqueux, M.; Arnaud, R. 1967: Observations on populations of Festuca arundinacea in the Massif Central. Ann. Amelior. Pl 17: 307-26

Cockbill, G.F.; Pilson, R.D.; Vale, G.A. 1969: Observations on populations of Glossina morsitans Westw. and of game mammals on Island 173/174, Lake Kariba, Rhodesia. Proc. Trans. Rhod. scient. Ass 53: 88-93

Niqueux, M.; Arnaud, R. 1967: Observations on populations of tall fescue in the Massif Central. AnnlsAmel.Pl 17(4): 307-26

Boch, J.; Gerber, H.C.; Horchner, F. 1968: Observations on porcine hyostrongylosis. Beri Munch. tierarztl. Wschr 81: 145-148

Gilotra, S.K.; Rozeboom, L.E.; Bhattacharya, N.C. 1967: Observations on possible competitive displacement between populations of Aedes aegypti Linnaeus and Aedes albopictus Skuse in Calcutta. Bulletin of the World Health Organization 37(3): 437-446

Khouri, S.R.; Pande, B.P. 1970: Observations on post-embryonic development in relation to tissue-phase of Ascaridia galli in laboratory-raised chicks. Indian J. Anim. Sci, Coll. Vet. Sci. Anim. Husb., Mathura, U.P., 40: 61-72

Ruthman, P.G.; Hursh, J.S. 1967: Observations on powdery mildew of winter oats. PLANT DIS REPORTER Sl(l): 30-32

Arbuckle, J.B. 1968: Observations on pre-weaning disease of pigs associated with Escherichia coli. British Veterinary Journal 124(6): 229-235

Lehman, G.A.; Moore, W.W. 1966: Observations on precocious puberty in the rat. Abstr. in Anat. Rec, 154: 471

Legner, E.F.; Moore, L.; Medved, R.A. 1971: Observations on predation of Hippelates collusor and distribution in southern California of associated fauna. J. econ. Ent 64(2): 461-468

Agostini, D. 1964: Observations on production functions. Riv. Econ. agrar. (Roma), Marzo/Giugno. 19(1/2): 114-123

Lange, E. 1969: Observations on profitable production, hatchability percentage, egg weight and weight of breeding stock at the beginning and end of laying in a pheasant flock of various breed populations. Atti Soc. ital. Sci. vet., 1969. 22: 520-522

Lutwak-Mann, C. 1964: Observations on Progeny of Thalidomide-Treated Male Rabbits. British Medical Journal 1(5390): 1090-1091

Navarro, S.; Donahaye, E.; Calderon, M. 1969: Observations on prolonged grain storage with forced aeration in Israel. J. stored Prod. Res 5(1): 73-81

Olesen, F. 1970: Observations on pruning windbreaks. Hedeselsk. Tidsskr 91(5): 89-107

Ratz. J 1969: Observations on rabies in the Bregenz area of Austria. Wien, tierarztl. Mschr 56: 292-299

Raeder Roitzsch, J.E.; Masrur, A. 1969: Observations on rainfall interception in Chir Pine (Pinus roxburghii) woodland. Pakistan Journal of Forestry 19(1): 99-111

Rodenburg, C.M. 1968: Observations on raising lettuce varieties less susceptible to tiphurn. Zaadbelangen 22(14): 2-8

Potts, D.M.; Wilson, I.B.; Smith, M.S. 1970: Observations on rat eggs transplanted to the mouse uterus. Journal of Reproduction and Fertility 22(3): 425-428

Osikowski, M.; Tecza, S. 1965: Observations on rate of wool growth in the Polish Merino. Roczn. Nauk roln 84: 777-791

Shoho, C. 1966: Observations on rats and rabbits infected with Angiostrongylus cantonensis (Chen). Br. vet.J 122(6): 251-258

Nuesch, B. 1965: Observations on red-clover breeding lines in different localities. Schweiz. landw. Forsch 4: 13-20

Maruyama, A.; Haga, T.; Wada, T.; Maruyama, S.; Satokawa, O. 1964: Observations on relations between the resistance to lodging and suitability for heavy fertilization of rice varieties. Tokai Kinki Nogyo Shikenjo Kenkyu Hokoku/Bull. Tokai-Kinki agric. Exp. Sta, 11, 138-61

Quagliotti, L. 1968: Observations on relationships between the morphological features and germinating capacity of cardoon seeds. Ann. Fac. Sci. agrar. Torino. 7/1967-8, Verona 4: 225-34

Allen, W.M.; Patterson, D.S. 1970: Observations on relative visceral organ weight and the lack of evidence for adrenal hypertrophy in clinical cases of Johne's disease. Veterinary Record 86(5): 127-128

Miles, J.A.; Stenhouse, A.C. 1969: Observations on reovirus type 3 in certain culicine mosquitoes. American Journal of Tropical Medicine and Hygiene 18(3): 427-432

Gudi, A.K.; Sohoni, A.D.; Kukade, S.V. 1969: Observations on reproductive characters in Murrah buffaloes at Aarey Milk Colony, Bombay. Indian Veterinary Journal 46(5): 416-420

Schilling, E. 1964: Observations on reproductive physiology in the case of hormone-induced superovulation in cattle. Verh. dtsch. zool. Ges, Suppl 27, 181-185

Majori, G.; Maroli, M.; Bettini, S.; Pierdominici, G. 1970: Observations on residual anophelism in the Province of Grosseto. Rivista di Parassitologia 31(2): 147-154

Zamski, E.; Fahn, A. 1972: Observations on resin secretion from isolated portions of resin ducts of Pinus halepensis Mill. Israel J. Bot 21(1): 35-8

Lakocy, A. 1967: Observations on resistance in the pollen beetle (M. aeneus) and the Colorado beetle (L. decemlineata) to DDT in Poland. Pr. nauk, Inst. Ochr. Rosl, 9: pt. 1, 157-170

Soria, V., J.; Esquivel, O. 1969: Observations on resistance of cacao to Phytophthora, Ceratocystis, flowery gall and die-back in Costa Rica. Mem. segunda Conf. int. Pesq. Cacau 1969. 174-6

Prem Nath. 1964: Observations on resistance of cucurbits to the fruit fly. Indian J. Hort 21: 173-75

Fantechi, F.; Lorito, N. 1964: Observations on resistance to P. tabacina of several resistant hybrids and Italian cultivare. Tabacco, Roma 713: 241-258

Soria, V.J.; Esquivel, O. 1968: Observations on resistance to Phytophthora, Ceratocystis, cushion gall and die-back of cacao in Costa Rica. Cacao, Turrialba 13(3): 11-13

Soria V.; J.; Esquivel, O. 1968: Observations on resistance to Phytophthora, Ceratocystis, flowery gall, and dieback on Cacao in Costa Rica. Cacao, Turrialba 13(3): 11-13

Vogel, R. 1964: Observations on resistance to frost of the avocado pear varieties grown at the Corsica Citrus Experimental Station. Rapp. annu. Inst. franc. Rech. fruit. Outre-Mer. 63. 1964. 19: 140-2

Mittempergher, L.; Roselli, G. 1967: Observations on resistance to spring frosts and production of parthenocarpic fruits in a collection of pear varieties. Riv. Ortoflorofruttic. Ital 50: 555-67

Bonetti, E.; De Stefano, F.; Stirpe, F. 1966: Observations on respiratory decline in the pre-necrotic phase of dietary liver necrosis. Journal of Nutrition 90(4): 387-394

Walker, J.K.; Hacskaylo, J.; Peres, E.G. 1964: Observations on response of greenhouse-grown cotton to excessive dosages of phosphate insecticides. J Econ Entomol 57(5): 782-783

Bjor, T. 1970: Observations on response to infection of Oospora pustulans in the potato varieties King Edward VII and Kerrs Pink. Proceedings of the fourth triennial conference of the European Association for Potato Research, Brest, 8-13 September, 1970. 191-92

Lambers, D.H.R.; Qualset, C.O. 1969: Observations on restoration of pollen fertility and outcrossing of cytoplasmic sterile wheat. Wheat Inform Serv. Kyoto. 29, 23-25

Riggenbach, A. 1966: Observations on root diseases of Hevea in West Africa and the East. Tropical Agriculture 43(1): 53-58

Oprea, D.D.; Severin, E.; Taloi, N. 1967: Observations on root regeneration in vines. Lucr. sti. Inst. agron. N. Balcescu, Ser. B 10: 397-411

Forster, M. 1970: Observations on root systems of tropical forests trees. Allg. Forst- u. Jagdztg, 141: 8/9, 185-8

Jones, K.L. 1967: Observations on root tips and associated micro-organisms in soil. Pap. Mich. Acad. Sci, 52: Pt 1, 43-54

Patton, R.A.; McCarthy, R.D.; Griel, L.C. 1970: Observations on rumen fluid, blood serum, and milk lipids of cows fed methionine hydroxy analog. Journal of Dairy Science 53(6): 776-780

Tomczak, F. 1965: Observations on rural migration. Ruch prawniczy, ekon. sociol 27(3): 157-73

Saf'yanova, V.M. 1964: Observations on sandflies (Phlebotominae) in inhabited and uninhabited burrows of Rhombomys opimus L. in a nidus of cutaneous leishmania in Turkmenia. Zoologicheskii Zhurnal 43: 1335-1341

Saf'yanova, V.M. 1964: Observations on sandflies (Phlebotominae) in inhabited and uninhabited burrows of the large gerbil in a focus of cutaneous leishmaniasis in Turkmenia. Zoologicheskii Zhurnal 43(9): 1335-1341

Van Donselaar, J. 1969: Observations on savanna vegetation-types in the Guianas. Vegetatio 17: 1-6, 271-312

Komosinska, H. 1968: Observations on scale insects occurring in glasshouses in Poland. Part I. Polskie Pismo Entomologiczne 38(1): 205-208

Detkens, S. 1967: Observations on seasonal changes in the coat, and especially the shedding of the mane, in Polish Koniks. Biul. Zakl. Hodow. doswiad. Zwierz. polsk. Akad. Nauk, 10, 159-177

Patriota, D.Nascimento, L. 1968: Observations on seasonal variation in the density, gonotrophic cycle and length of life of C. p. fatigans in the city of Rio de Janeiro. Revta bras. Malar. Doenc. trop 20(3-4): 259-277

Kunkel, G. 1966: Observations on secondary bush and forest in Liberia (West Africa). Vegetatio 13(4): 233-48

Oprea, C Oprea, D.D. 1968: Observations on seed morphology in some species of Vitaceae. Lucr. sti. Inst. agron. N. Balcescu, Ser. B 11: 289-300

Raman, V.S.; Alikhan, W.M.; Mani-Mekalai, G.; Sethupathi Ramalingam, R. 1969: Observations on seedlessness, fruit development and cytology of Varieties of guava. Madras agric. J 56: 255-61

Haun, C.R. 1966: Observations on segregation for solid and hollow stems and certain other characters in five hexaploid by tetraploid Triticum crosses. Crop Sci 6(6): 571-573

Boubals, D.; Pistre, R.; Caillaud, C. 1967: Observations on selecting Vine against Vine leaf roll virus. Progres agric, vitic. 84: 4; 5, 95-99; 119-126

Boubals, D. 1967: Observations on selection against leaf roll virus in the vine. Progr. agric. vitic 84: 119-26

Jaskowski, L.; Korycki, S.; Romaniuk, J.; Domanski, E. 1966: Observations on semen quality in rams from areas characterised by a deficiency of trace elements. Zeszyty Problemowe Postepow Nauk Rolniczych 61: 149-155

Longo, N.; Naldini, B. 1970: Observations on septal pores in M. laricitremulae and M. pinitorqua. Caryologia 23(4): 657-672

Panciera, R.J.; Dahlgren, R.R.; Rinker, H.B. 1968: Observations on septicemia of cattle caused by a haemophilus-like organism. Pathologia Veterinaria 5(3): 212-216

Hunt, S.; Mccosker, P.J. 1970: Observations on serum adenosine deaminase activity in experimentally produced liver diseases of cattle and sheep: yellow-wood, lantana, carbon tetrachloride and chronic copper poisoning. British Veterinary Journal 126(2): 74-81

D.B.rtoldi, M.; Fiorino, P. 1969: Observations on several phenomena related to the ripening of olives. Frutticoltura 31: 779-87

Dean, G.J.W.; Clements, S.A.; Paget, J. 1969: Observations on sex attraction and mating behaviour of the tsetse fly Glossina morsitans orientalis Vanderplank. Bull ent. Res, pt. 2: 355-365

Williams, C.N.; Thomas, R.L. 1970: Observations on sex differentiation in the oil palm, Elaeis guineensis L. Ann. Bot, Lond., 34: 957-63

Chominat, R.; Agache, J. 1967: Observations on sexual behaviour, spermato-genesis and growth in a group of young French Friesian bulls under progeny test. Elevage Insem, 98, 3-22

Hulet, C.V.; Blacwell, R.L.; Ercanbrack, S.K. 1964: Observations on sexually inhibited rams. J Anim Sci 23(4): 1095-1097

Norton, W.L.; Storz, J. 1967: Observations on sheep with polyarthritis produced by an agent of the psittacosis-lymphogranuloma venereum-trachoma group. Arthritis and Rheumatism 10(1): 1-12

Jotwani, M.G.; Verma, K.K.; Young, W.R. 1969: Observations on shoot flies (Atherigona spp.) damaging different minor millets. Indian Journal of Entomology 31(3): 291-294

Lefevre, G. 1969: Observations on simultaneous changes in water and mineral nitrogen in soil. Annls agron 20: 627-638

Durzan, D.J.; Bennett, D.R. 1968: Observations on single, freely suspended single cells of Jack Pine growing in cell culture. Proc 11th Mtg. Comm. For. Tree Breeding Can., Quebec 69. Part 2, 19-21

Goel, R.K.; Kaul, K.K. 1971: Observations on skin-fold measurements of pre-school children in Jabalpur. Indian Journal of Medical Research 59(3): 444-454

Horak, I.G. 1964: Observations on snakebite in domestic animals in northern Zululand. J. S. Afr. vet. med. Ass 35: 343-348

Ueberberg, H. 1965: Observations on so-called anodontia in a domestic cat. Zbl. VetMed., A, 12: 193

Drosihn, U.G.; Stephan, B.R.; Hoffmann, G.M. 1968: Observations on soil disinfection with methyl bromide. Z. PflKrankh. PflPath. PflSchutz 75(5): 272-287

Buondonno, C. 1967: Observations on soil formation In the presence of travertine. Annali Fac. Agr. Portici, 318-331

Faber, H. 1967: Observations on soil sickness in the Rosaceae. Mitt. biol. Bwdesanst. Berlin-Dahlem, 121, 29-32

Dejou, J.; Guyot, J. 1972: Observations on soils developed over migmatites in moist temperate regions. Agrochimica 16(3): 273-282

Moore, K.M. 1964: Observations on some Aus-tralian forest insects. 20. Insects attacking Hakea spp. in New South Wales. Proc. Linn. Soc. N.S. W 89(3): 295-306

Moore, K.M. 1964: Observations on some Australian forest insects. 17. Two new species of Glycaspis (Homoptera: Psyllidae) and a note on Glycaspis occidentalis (Solomon). Proc. Linn. Soc. N.S.W 89(1): 148-51

Moore, K.M. 1964: Observations on some Australian forest insects. 19. Additional information on the genus Glycaspis (Homoptera: Psyllidae); erection of a new subgenus and descriptions of six new species. Proc. Linn. Soc. N.S.W 89(2): 221-34

Moore, K.M. 1966: Observations on some Australian forest insects. 21. Hesthesis cingulata (Kirby) (Coleoptera: Cerambycidae) attacking young plants of Eucalyptus pilularis. Australian Zoologist, Sydney 13(3): 299-301. Price: Australian \$1

Morre, K.M. 1970: Observations on some Australian forest insects. 23. A revision of the genus Glycaspis (Homoptera: Psyllidae) with descriptions of seventy-three new species. Australian Zoologist, Sydney 15(3): 248-342

Moore, K.M. 1970: Observations on some Australian forest insects. 24. Results from a study of the genus Glycaspis (Homoptera: Psyllidae). Australian Zoologist, Sydney 15(3): 343-76

Moore, K.M. 1964: Observations on some Australian forest insects: 18. Four new species of Glycaspis (Homoptera: Psyllidae) from Queensland. Proc. Linn. Soc. N.S.W 89(1): 163-6

Bidault, M. 1966: Observations on some Festuca ovina s.l. of the Briancon region. Bull. Soc. bot. Fr 113: 1-2, 46-60

Tarjan, A.C.; Weischer, B. 1965: Observations on some Pratylenchinae (Nemata), with additional data on Pratylenchoides guevarai Tobar Jimenez, 1963 (syn. Zygotylenchus browni Siddiqi, 1963 and Mesotylus gallicus de Guiran, 1964. Nematologica 11(3): 432-440

Truszkowska, W.; Pudelkowa, Z. 1966: Observations on some Tomato diseases in the glasshouse and in the field. Acta mycologica. Warszawa 2: 183-201

Rao, P.S.; Et Al 1965: Observations on some abnormal foliage in the Sandal trees of Hangal forest range of Mysore state. Proc. Indian Acad. Sci, 61B: 2, 121-3

Ziliotto, U. 1969: Observations on some agronomic characteristics of 12 cultivars of Dactylis glomerata. Sementi elette 15(6): 372-94

Ziliotto, U. 1969: Observations on some agronomic characteristics of twelve cultivars of D. glomerata L. Sementi elette 15: 372-94

Gupta, N.K.; Mehrotra, V. 1971: Observations on some already known digenetic trematodes of marine fishes of Ernakulam (South India). Research Bulletin of the Panjab University, Science 21(1-2): 87-99

Dumitru, V.; Camalesa, N.; Stoica, G.; Popescu, N.; Raducanu, D. 1967: Observations on some aspects of fattening of young bulls. Buletin sti. Univ. Craiova 9: 449-456

Jardim, W.R.; Silveira Filho, S.; Peixoto, A.M.; Spallini, A. 1965: Observations on some aspects of reproductive efficiency in Anglo-Nubian crossbred goats. Revista de Agricultura (Piracicaba) 40: 131-147

Bergamini, A.; Giulivo, C. 1968: Observations on some black currant cultivars. Agric. Venezie 22: 585-609

Bergamini, A.; Giulivo, C. 1968: Observations on some black currant varieties. Agricultura d. Venezie. 22: 585-609

Fabbri, R.; Manfredini, M.; Semprini, P. 1971: Observations on some carcass and meat characters of purebred and hybrid lean-type pigs. Riv. Zootec. Agric. Vet 9: 239-243

Andreucci, E. 1967: Observations on some cases of chlorosis and foliar necrosis of Carnations. Riv. Ortoflorofruttic. ital 51(5): 450-457

Andreucci, E. 1967: Observations on some cases of foliar chlorosis and necrosis in carnations. Riv. Ortoflorofruttic. ital 51: 450-7

Rusconi Camerini, G. 1970: Observations on some characteristics of sugar-beet seed in relation to its size. Sementi elette 16(5): 33-9

Bourdelles, J.Le. 1968: Observations on some citrus rootstocks. Fruits d'outre Mer 23: 221-24

Lorenzetti, F. 1964: Observations on some cucumber intervarietal hybrids in soilless culture under glass. Riv. Ortoflorofruttic. ital 48: 428-41

Basso, M.; Natali, S. 1966: Observations on some direct producer hybrids in comparison with traditional Tuscan vines. Agric. ital, 2, 91-9

Bouhot, D. 1967: Observations on some diseases of cultivated plants in Senegal. Agron. trop 22(9): 888-890

Youdeowei, A. 1968: Observations on some effects of population density on Dysdercus intermedius Distant (Heteroptera: Pyrrhocoridae). Bull. ent. Soc. Nigeria. Ibadan, 1: pt. 1, 18-26

Kulkarni, S.M. 1969: Observations on some effects of temperature and isolation on fecundity of female Corcyra cephalonica Stainton (Lepidoptera: Pyralidae). Indian J. Ent, 30: pt. 4, 286-288

Surtees, G. 1964: Observations on some effects of temperature and isolation on fecundity of female weevils, Sitophilus granarius (L.) (Coleoptera, Curculionidae). Ent. exp. appl, Amsterdam 7(3): 249-252

Rivosecchi, L.; Merighi, B. 1970: Observations on some examples of Simulium (Eusimulium) aureosimile Pom. (Simuliidae, Diptera) from Yemen. Rivista di Parassitologia 31(1): 53-60

Singh, V.B.; Rao, Y.S.; Singh, S.N. 1964: Observations on some factors affecting the microbial population of creamery butter. Indian J. Dairy Sci 17(4): 129-34

Ali, M.M. 1969: Observations on some filariid worms from Indian birds with a description of two new genera. Zoologischer Anzeiger 183(3-4): 309-316

Negru, D.; Mitroiu, P.; May, I.; Jivanescu, I. 1966: Observations on some foci of dermatomycosis in Pigs. Revta Zooteh. Med. vet., Bucuresti. 16(11): 57-62

Gutter, Y.; Barkai-Golan, R. 1967: Observations on some fungi and other micro-organisms preserved under mineral oil for 15 years. Israel Jnl Bot, Volcani Inst. agricagric. Res., Rehovot. 16(2): 105-107

Bogdan, A.V.; Mwakha, E. 1970: Observations on some grass/legume mixtures under grazing. E. Afr. agric. For. J 36(1): 35-8

Anderson, N.L. 1964: Observations on some grasshoppers of the Rukwa Valley, Tanganyika. Proceedings of the Zoological Society of London 143(3): 395-403

Banage, W.B. 1968: Observations on some gut helminths of the domestic fowl in Uganda. Bulletin of Epizootic Diseases of Africa 16(3): 361-365

Schiller, E.L. 1966: Observations on some host-parasite relationships among Arctic wildlife. A. Biol. Colloq. Ore. St. Coll, 127-143

Burmeister, P. 1966: Observations on some important fungal diseases on ornamental Conifers in the Oldenburg nursery district. Gartenbauwissenschaft 31(4): 469-506

Negrutiu, E.; Popa, A.; Iozon, D.; Kolosy, E.; Farcas, N.; Zo-Rzolan, R. 1966: Observations on some indices relating to the inheritance of wool characters in crossbreeding. Revta Zooteh. Med. vet 16(10): 19-22

Jennings, D.L. 1967: Observations on some instances of partial sterility in red raspberry cultivars. Hart. Res 7: 116-22

Crisan, A. 1966: Observations on some micromycetes on T. species. Contrtii bot. Univ. Babes-Bolyai Cluj. 2, 35-41

Moutous, G.; Fos, A. 1971: Observations on some new or occasional vine pests. Phytoma 23(233): 25-26

Sampieri, G.; Fiorentini, A.; Cri-Mella, C.; Guidobono Cavalchini, L. 1970: Observations on some parameters affecting fertility in populations of Landrace and Large White pigs. Atti Soc. ital. Sci. vet 23: 623-625

Wyluda, H. 1970: Observations on some parameters of growth in the golden hamster. Zwierz. lab 8: 52-58

Eyles, A.C. 1965: Observations on some parasites of two Wiseana species (Lep. : Hepialidae). N.Z. Jl agric. Res 8(4): 951-958

Meirleire, H.De 1969: Observations on some pests of conifers in Champagne. Phytoma, Paris. 21(213): 17-20

Dean, G.J.; Clements, S.A.; Paget, J. 1969: Observation on some possible attractants of tsetse flies (Glossina morsitans Westw. and G. pallidipes Aust.). Bulletin of Entomological Research 59(3): 423-434

Cullen, G.A.; Corbel, M.J. 1970: Observations on some possible causes of variation in the titre of Brucella antibodies in cattle. Veterinary Record 87(4): 101-106

Basso, M.; Natali, S. 1966: Observations on some producer hybrids compared with Tuscan classical vines. Agric. ital 21(2): 331-32

Bedford, J.M. 1970: Observations on some properties of a potent sperm-head agglutinin in the semen of a fertile rabbit. Journal of Reproduction and Fertility 22(2): 193-198

Dupuis, J.; Dutreuil, J.P.; Jambu, P. 1965: Observations on some recent coastal soils of Poitou. Sci. Sol, 2, 173-188

Shalaby, A.M. 1966: Observations on some responses of Anopheles culicifacies to DDT in experimental huts in Gujarat State, India. Annals of the Entomological Society of America 59(5): 938-944

Mercado, B.T.; Malabayabas, C.A.; Escuro, P.B.; Et Al. 1970: Observations on some saline lowland rice fields of Camarines Sur. Philippine Agriculturalist 71. 54: 7; 8, 338-344

Buia, A.; Coles, N.; Glavan, P.; Safta, M. 1965: Observations on some sexual and vegetative hybrids of tomato. Comun. Bot, Bucuresti 3: 35-45

Dupuis, J.; Horemans, P. 1966: Observations on some soils of the Massif Central (France). Annls. Inst. natn. agron, Paris 4: 315-375

Dominik, J. 1970: Observations on some species of insects of foreign origin imported into Poland with wood products. Sylwan 114(1): 35-9

Grancini, P. 1966: Observations on some virus diseases of southern Europe. Qual. Plant. Mater. veg 13: 357-64

Robin, Y.; Camicas, J.L.; Bres, P.; Hery, G. 1970: Observations on some viruses isolated from ticks in Senegal. Folia parasit., Praha 17, 345-348

Payandeh, B.; Ek, A.R. 1971: Observations on spatial distribution and the relative precision of systematic sampling. Canad. J. For. Res 1(4): 216-22

Minervin, S.M.; Zhak, S.P. 1964: Observations on specific therapy of a mixed infection caused by Cl. perfringens and CI. novyi. J. Microbiol, Moscow 41(3): 114-118

Miller, M.J. 1966: Observations on spermatogenesis in Onchocerca volvulus and Wuchereria bancrofti. Canadian Journal of Zoology 44(6): 1003-1006

Schmidt, F.L. 1969: Observations on spontaneous heating toward combustion of commercial chip piles. Tappi 52(9): 1700-1

Roulund, H. 1971: Observations on spontaneous hybridization in Picea omorika (Pancic) Purkyne. Forest Tree Improvement, 2, 3-17

Mittempergher, L.; Roselli, G. 1966: Observations on spring frost resistance and the production of parthenocarpic fruits in a collection of pear varieties. Riv. Ortoflorofruttic. ital 50: 555-67

Peyer, E.; Koblet, W. 1964: Observations on stalk necrosis of grapes. Schweiz. Z. Obst-u. Weinb 73: 607-10

Kuhlow, F. 1964: Observations on stenogamy in a laboratory colony of A. sacharovi. Z. Tropenmed. Parasit, Stuttgart, 15: pt. 2, 139-141

Lower, R.L.; Johnson, K.W. 1969: Observations on sterility of induced auto-tetraploid watermelons. J. Amer. Soc. hort. Sci 94: 367-69

Cousin, M.-Therese Ruegg, E.F.; Kartha, K.K. 1972: Observations on stolbur-infected Tobacco apices: study of some zones with mycoplasmas. C.r. hebd. Seanc. Acad. Sci, Paris, D 274(4): 538-541

Tandon, R.N. 1967: Observations on storage diseases of certain fruits. Indian Phytopath 20(1): 1-12

English, M.P. 1972: Observations on strains of Fusarium solani, F. oxysporum and Candida parapsilosis from ulcerated legs. Sabouraudia 10(1): 35-42

Willis, C.B.; Thompson, L.S. 1966: Observations on strawberry green petal in Prince Edward Island. Canad. Plant Dis. Surv, 46: 137

Mcmillan, A. 1967: Observations on strongyloidiasis in Australia and New Guinea. Seminar on Helminthiases and Eosinophilic Meningitis, Noumea, New Caledonia, June 5-16 Noumea: South Pacific Commission., 24, 5

Prout, T. 1964: Observations on structural reduction in evolution. Amer. Nat 98: 239-249

Servazzi, O.; Marras, F. 1968: Observations on sugar beet rots in Sardinia and preliminary tests of control measures. Stud, sassaresi : Sez. Ill 16: 119-34

Florino, P.; Guerriero, R. 1968: Observations on summer lateral shoots on recently grafted young peach trees. Riv. Ortoflorofruttic. ital 52: 513-30

Woodard, D.B.; Fukuda, T. 1971: Observations on survival of three species of mosquito larvae stranded on damp soil. Mosquito News 31(4): 601-602

Dahne, D. 1964: Observations on sweet cherries on Prunus mahaleb. ErwObstb 6: 151-3

Wellmann, G. 1966: Observations on swine erysipelas immunization. I. Berl. Munch, tierarztl. Wschr 79: 349-351

James, G.L. 1970: Observations on symptom development of both smut and leaf scald in varieties inoculated with both. Sugcane Path. Newsl 5: 43-44

Lee, J.; Haughton, J.P. 1968: Observations on tax assessment of agricultural land in Wexford County. Ir. J. agric. Econ. rur. Sociol, Dublin 1(2): 155-64

Iyer, P.K.; Nanda, Y.P. 1965: Observations on the "white spots" in the kidney of goats. Indian Veterinary Journal 42(8): 567-570

Smiraglia, C.B.; Fahmy, M.T.I.; Lavagnino, A. 1971: Observations on the ' mating plug' in Anopheles atroparvus and Anopheles labranchiae. Rivista di Parassitologia 32(2): 105-111

Swedjemark, G.-A.; Magi, A.; Lindell, B. 1967: Observations on the 137Cs/90Sr ratio on dairy milk from different parts of Sweden. Radio-ecol.Concent. Processes. 111-14

Brittain, W.H.; Grant, W.F. 1971: Observations on the Betula caerulea complex. Nat. canad 98(1): 49-58

Thapa, R.S. 1968: Observations on the Cerambycid borer Cyriopalus wallacei Pase. (Coleoptera: Cerambycidae) in dipterocarp forests of Sabah, E. Malaysia. Malayan Forester 31(4): 348-355

Pruszynski, S.; Wojnarowska, P. 1968: Observations on the Hawthorn sawfly-Hoplocampa crataegi. Polskie Pismo Entomologiczne 38(1): 189-204

Banks, P.F. 1969: Observations on the June 1968 frosts and their effect on plantations and trial plots of exotic trees in Rhodesia. Rhodesia Sci News. Salisbury 3: 108-13

Srivastava, U.S.; Agarwal, S.B. 1966: Observations on the Kfe-history and bionomics of Anjeerodiplosis peshawarensis Mani (Diptera, Cecidomyiidae). Bull. era. Res, 57: pt. 1, 121-136

Milaire, H. 1964: Observations on the Mediterranean fruit-fly in 1963. Phytoma, Paris 16(161): 26-27

Hansen, R.; Sieber, J.; Mussel, H. 1965: Observations on the Paeonia lactiflora varieties at Weihenstephan. Jber. st. Lehr. u. ForschAnst. Gartenb. Weihenstephan. 66. 97-124

Mcgregor, M.D.; Sandin, L.O. 1968: Observations on the Pinyon Pine sawfly, Neodiprion edulicolus, in eastern Nevada (Hymenoptera: Diprionidae). Canad. Ent 100(1): 51-7

Castuma, M.E. 1964: Observations on the Reichert-Meissl-Wollny method; modifications for the study of volatile fatty acids in butter. Rev. Fac. Cience. Quimicas. 34: 127-33

Capuron, P. 1970: Observations on the Sarcolaenaceae. Adansonia 10(2): 247-265

Wickman, B.E. 1964: Observations on the Siricid parasite Ibalia ensiger (Hymenooptera : Ibalidae). Pan-Pacif. Ent. San Francisco, Cal

Guiler, E.R. 1970: Observations on the Tasmanian devil, Sarcophilus harrisii (Marsupialia: Dasyuridae). 1. Numbers, home range, movements, and food in two populations. Austral. J. Zool 18: 49-62

Clark, G.M.; Lutz, A.E.; Fadnessl 1966: Observations on the ability of Haemogamasus liponyssoides Ewing and Ornithonyssus bacoti (Hirst) (Acarina, Gamasina) to retain eastern equine encephalitis virus: preliminary report. American Journal of Tropical Medicine and Hygiene 15(1): 107-112

Cena, K. 1966: Observations on the absorption of solar radiation in cows and horses of various colours. Acta agr. silvest. Ser. zootech, Krakow 6: 93-138

Shemanchuk, J.A. 1972: Observations on the abundance and activity of three species of Ceratopogonidae (Diptera) in northeastern Alberta. Canadian Entomologist 104(3): 445-448

Kalinowska, C.; Domanski, A.; Efner, T. 1966: Observations on the acclimatisation of Kent sheep in Poland. Roczn. Nauk roln. Ser. B. 89: 105-131

Bravo Viana, G. 1969: Observations on the acclimatisation of the beneficial insect H. convergens in the basin of the river Guaitara. Revta Cienc. agric, Pasto. 1(1): 1-13

Mckercher, R.B.; Anderson, G. 1968: Observations on the accuracy of an ignition and an extraction method for measuring organic phosphate in some Canadian soils. Soil Sci 105(3): 198-200

Allanson, M.; Cameron, E.; Foster, C.L. 1966: Observations on the acidophil cells of the adenohypophysis in pregnant and lactating rabbits. Journal of Reproduction and Fertility 12(2): 319-326

Saacke, R.G.; Marshall, C.E. 1968: Observations on the acrosomal cap of fixed and unfixed bovine spermatozoa. Journal of Reproduction and Fertility 16(3): 511-514

Valsecchi, A.; Bailo, U. 1965: Observations on the action of an oral oestro-progestin preparation inhibiting milk secretion. Minerva ginec 17(18): 934-35

Dring, G.J.; Hurst, A. 1969: Observations on the action of benzylpenicillin on a strain of Streptococcus lactis. Journal of General Microbiology 55(2): 185-194

Duport, M.; Sandulesco, M.; Cristesco, A.; Sandesco, I. 1967: Observations on the action of the insecticide DDT on Anopheles in experimental spraying carried out in rural-type dwellings. Archives Roumaines de Pathologie Exprimentale et de Microbiologie 26(4): 807-820

Treffry, T.E.; Bogorad, L. 1964: Observations on the activity of chlorophyllase in iron deficient swiss chard, and in the phytolation of chlorophyllide in vitro. Plant Physiol 39: Suppl, xxxii-xxxiii

Solinas, M.; Bin, F. 1964: Observations on the activity of insect pollinators of pears and apples. Riv. Ortoflorofruttic. i/aJ 48: 479-96

Nohara, K.; Yasumatsu, K. 1968: Observations on the activity of spiders and the effect of insecticides on their populations in the Citrus groves around Hagi City, Honshu, Japan. Sci. Bull. Fac. Agric. Kyushu Univ 23(3): 151-167

Wilson, A.D. 1967: Observations on the adaptation by sheep to saline drinking water. Aust Exp Agr Anim Husb 7(27): 321-324

Bowman, R.M.; Leete, E. 1969: Observations on the administration of iridodial-7-14C to Vinca rosea. Phytochemistry 8: 1003-7

Adams, E.B.; Scragg, J.N.; Naidoo, B.T.; Liljestrand, S.K.; Cockram, V.I. 1967: Observations on the aetiology and treatment of anaemia in kwashiorkor. British Medical Journal 3(5563): 451-454

Salerno, M. 1965: Observations on the aetiology of 'rumpling' of Lemon peel. Riv. Patol. veg. Ser. IV. 1(1-2): 33-40

Cook, W.R. 1966: Observations on the aetiology of epistaxis and cranial nerve paralysis in the horse. Veterinary Record 78(12): 396-406

Lotan, E. 1970: Observations on the aetiology, course and management of acute bovine mastitis in the Jordan Valley. Refuah Veterinarith 27(3): 101-111; 80-85

Chisci, G.-C.; Ferrari, A. 1966: Observations on the agronomic and morphologic characteristics of some cultivars of Trifolium pratense. 2. Genet, agr 20: 98-109

Chisci, G.C.; Ferrari, A. 1964: Observations on the agronomic and morphological characteristics of some cultivars of T. pratense L. of northern and central Italy. Genet, agr, Pavia 18: 489-514

Chischi, G.C.; Ferrari, A. 1966: Observations on the agronomic and morphological characteristics of some varieties of T. pratense L. II. Genet. agr, Pavia 20: 98-109

Robertson, D.R. 1966: Observations on the alfalfa leaf-cutter bee, Megachile rotundata, at Hodgson, Manitoba in 1966. Proc. ent. Soc. Manitoba. Manitoba 22: 34-37

Kroger, M. 1966: Observations on the analysis of chlorinated hydrocarbon pesticides in milk. XVII Int. Dairy Congr, A: 467-69

Keith, C.T. 1971: Observations on the anatomy and fine structure of the trabeculae of Sanio. IAWA Bull, 3, 3-11

Breen, C.M.; Jones, I.D. 1969: Observations on the anatomy of foliar nodes of young Bruguiera gymnorrhiza L. (Lam.). Journal of South African Botany, Cape Town 35(4): 211-8

Edwards, M.J. 1965: Observations on the anatomy of the reproductive organs of cows with special reference to those features sought during examination per rectum. New Zealand Veterinary Journal 13(2): 25-37

Loub, W.; Haybach, G. 1967: Observations on the annual cycle of soil microflora and microfauna in the southern part of the Vienna Forest. Revue Ecol. Biol. Sol. 4: 59-80

Simon-Sylvestre, G. 1967: Observations on the annual cycle of sulphur in soil under a moderately wet climate. Agrochimica 12: 60-68

Quagliotti, L. 1967: Observations on the annual flowering rhythm of some eggplant (Solanum melongena) varieties. Sementi elette 13: 8-20

Coomans, A.; Bezooijen, J.V.n 1968: Observations on the anterior body region of Helicotylenchus pseudorobustus. Nematologica 14(1): 146-148

Teuscher, E.; Berger, J. 1965: Observations on the Anthelmintic Acitivity of Combinations of Hexachlorophene and Bithionol Against Fasciola Gigantica and Paramphistomes in Cattle. Bulletin of Epizootic Diseases of Africa 13: 45-54

Novilla, M.N.; Flauta, R.F. 1968: Observations on the anthelmintic value of thiabendazole against gastro-intestinal parasites in dogs. Philipp. J. vet. Med 6: 135-144

Akpokodje, J.U.; Barker, C.A. 1971: Observations on the anti-gestation effect of Aimax (methallibure) in recently bred gilts. Canadian Veterinary Journal 12(5): 110-114

Prochacki, H. 1969: Observations on the antibiosis of dermatophytes. Mykosen 12(6): 353-358

Bigalke, R.D. 1966: Observations on the antigens of some trypanosomes with special reference to common antigens. Onderstepoort J Vet Res 33(2): 277-286

Broadhead, G.D.; Pearson, I.B.; Wilson, G.M. 1965: Observations on the Antithyroid and Goitrogenic Activity of Milk. Journal of Endocrinology 32: 353-363

Anasiewicz, A. 1965: Observations on the appearance of L. dispar on currants (R. nigrum and R. rubrum). Annls Univ. Mariae Curie-Sklodowska (C), Lublin, 11-118

Soskic, M.; Zekovic, P. 1968: Observations on the appearance of S. laxa on Cherry and Sour Cherry in N. Metohija. Zast. Bilja. 19(98): 111-117

Frauenstein, K Ate. 1968: Observations on the appearance of disease in medicinal and spice plants of the Umbelliferae in the years 1964-66. Pharmazie 23(2): 78-82

Anasiewicz, A. 1964: Observations on the appearance of gypsy moth (Lymantria dispar) on black and red currants. Ann. Univ. M. Curie-Sktodowska. 19: 111-18

Patt, J. 1964: Observations on the appearance of the little leaf (stubborn) disease of citrus. Plant Dis. Reptr. 48: 761-2

Reed, D.E.; Hoy, J.B. 1970: Observations on the aquatic organisms associated with the Gambusia affinis study in rice, 1969. Proceedings of the Twenty-third Annual Meeting of the Utah Mosquito Abatement Association, held at Eldred Center, 270 West 500 North, Provo, Utah, ? 22-25

Grabda Kazubska, Bozena 1964: Observations on the armature of embryos of acanthocephalans. Acta Parasitol Pol 12(19/29): 215-232

Rothschild, G.H.L. 1969: Observations on the armyworm Spodoptera mauritia acronyctoides Gn. (Lep., Noctuidae) in Sarawak (Malaysian Borneo). Bull. ent. Res, 59: pt. 1, 143-160

Bhargava, I.; Beaver, C. 1970: Observations on the arterial supply and venous drainage of the bovine heart. Anatomischer Anzeiger 126(4): 343-354

Hall, R.J.; Gray, G.A.; Flynn, L.R. 1966: Observations on the ase of titan yellow for the determination of magnesium with special reference to soil extracts. Analyst, Land 91: 102-132

Frandsen, K.J. 1965: Observations on the attack by populations of Ditylenchus dipsaci on strains of red clover. Suom. Maataloust. Seur. Julk 107: 18-29

Docea, E.; Fratila, E.M.tiu, A.I.nat, V. 1970: Observations on the attack of Plum pox virus on some Plum vars. Lucr. stunt. Inst. agron. 'Nicolae Balcescu', 13: 191-200

Boutelje, J.B.; Bravery, A.F. 1968: Observations on the bacterial attack of piles supporting a Stockholm building. J. Inst. Wood Sci 4(2): 20, 47-57

Timms, L. 1968: Observations on the bacterial flora of the alimentary tract in three age groups of normal chickens. British Veterinary Journal 124(10): 470-477

Nunn, W.R. 1970: Observations on the bacteriology of the genital tracts of infertile cows in Ireland. Irish vet. J 24: 181-188

Virkki, N.; Purcell, C.M. 1967: Observations on the behavior, genetics, and cytology of two South African Digitaria valida Stent accessions in Puerto Rico. J. Agric. Univ. PR 51: 269-85

Chou, W.T.; Cheng, C.H. 1971: Observations on the behaviour in the field of rice varieties resistant to Nephotettix cincticeps and Nilaparvata lugens. Journal of Taiwan Agricultural Research (Nung-yeh Yen-chiu) 20(2): 68-75

Franca Rodriguez, M.E.; Ceruzzi-Romeo, O. 1965: Observations on the behaviour of T. infestans in the laboratory. An. Fac. Med. Univ. Montevideo. 50(5-6): 431-434

Perseca, Elena, E.Al. 1966: Observations on the behaviour of clonal descendants of Potato chosen from the hybrids produced in Cluj and the transmission of resistance to S. endobioticum. Lucr. stiint. Inst. agron. Cluj. 22: 265-272

Lucci, C.D.S.; Sartini, H.J.; Sobral, J.D.P.; Rehfeld, O. 1969: Observations on the behaviour of dairy cows on pastures of Para grass (Brachiaria mutica) and of elephant grass (Pennisetum purpureum). 1. Boletim de Industria Animal 26: 155-164

Lucci, C.D.S.; Sartini, H.J.; Pires, F.L.; Mattos, J.C.A.D. 1969: Observations on the behaviour of dairy cows on pastures of elephant grass (Pennisetum purpureum). 2. Boletim de Industria Animal 26: 165-172

Ronsisvalle, G.A. 1967: Observations on the behaviour of forage grasses from Etna under conditions of competition. Genet, agr, Pavia, 21: 08

Ronsisvalle, G.A. 1967: Observations on the behaviour of forage grasses of Etna under competition. Genet. agr 21: 1-3, 198-208

Stephens, D.B.; Baldwin, B.A. 1971: Observations on the behaviour of groups of artificially reared lambs. Research in Veterinary Science 12(3): 219-224

Perseca, E.; Et Al. 1966: Observations on the behaviour of potato clonal offspring selected from hybrids produced at Cluj and transmission of the character of resistance to wart disease, S. endobioticum (Schilb.) Perc. Lucrar, sti. Inst. agron. P. Groza, Cluj: Ser. Agric 22: 265-72

Boguleanu, G. 1965: Observations on the behaviour of pupae of H. cunea irradiated with - gamma -radiation. Studii Cerc. Biol, Bucharest. 17(4): 387-391

Agarwal, M.M. 1969: Observations on the behaviour of some adult Chalcid parasites (Hymenoptera: Encyrtidae and Aphelinidae). Indian Journal of Entomology 31(1): 48-52

Docea, E.; Radulescu, E.; Vulpe, O.G.eorghiec, C.; Fratila. 1964: Observations on the behaviour of some varieties of Pea with respect to attacks of the principal diseases. Lucr. Ses. stiint. Inst. agron. Nicolae Balcescu, Ser. A. 7: 275-286

Williams, R.T. 1971: Observations on the behaviour of the European rabbit flea, Spilopsyllus cuniculi (Dale), on a natural population of wild rabbits, Oryctolagus cuniculus (L.), in Australia. Aust. J. Zool 19(1): 41-51

Goldsmid, J.M. 1967: Observations on the behaviour of the blue tick, Boophilus decoloratus (Koch) (Acarina: Ixodidae). J. ent. Soc. sth. Afr 29: 74-98

Keiding, J. 1965: Observations on the behaviour of the housefly in relation to its control. Rivista di Parassitologia 26(1): 45-60

Franz, J.M. 1967: Observations on the behaviour of the predacious bug Perilloides bioculatus towards its prey L. decemlineata. Z. PflKrankh. PflPath. PflSchutz. 74: pt. 1, 1-13

Ghena, N.; Tertecel, M. 1965: Observations on the behaviour of the root systems of sweet and sour cherries. Lucr. sti. Inst. agron. "N. Balcescu", Ser. B. 8: 119-29

Anglade, P.; Stengel, M. 1964: Observations on the behaviour of the young larvae of the corn borer (P. nubilalis) resulting from artificial infestation of field plants. Revue Zool. agric. appl 63: 10-12, 139-155

Dean, G.J.W.; Paget, J.; Wilson, F. 1969: Observations on the behaviour of tsetse flies (Glossina morsitans orientalis Vanderplank and G. pallidipes Austen) during an attempt to concentrate breeding around cattle. J. appl. Ecol 6: 13-26

Chudoba-Drozdowska, B.; Kozlowska, K. 1967: Observations on the behaviour of young piglings. Medycyna Weterynaryjna 23: 47-49

Deidda, M.; Marras, G.F. 1968: Observations on the biological and yield behaviour of new durum wheat varieties. Agricultura. Roma 17(11): 41-47

Gabricidze, Z.S. 1969: Observations on the biological characteristics of buds and cuttings taken from the crown of subtropical plants. Subtropicheskie Kul'tury (5): 151-155

Yoshimura, H.; Nishi, T. 1971: Observations on the biological properties of coagulase-positive staphylococci recovered from bovine udders. Res. Bull. Obikiro zootech. Univ 7(1): 26-34

Sechriest, R.E. 1969: Observations on the biology and behavior of corn root-worms. Proc. N. cent. Brch Am. Ass. econ. Ent, 24: pt. 2, 129-132

Kaufmann, T. 1968: Observations on the biology and behavior of the evergreen bagworm moth, Thyridopteryx ephemeraeformis (Lepidoptera: Psychidae). Annals of the Entomological Society of America 61(1): 38-44

French, N.; John, M.E.; Williams, J.J.W. 1971: Observations on the biology and control of stem eel worm Dilylenchus dipsaci (Kuhn) Filipjev on hydrangea (Hydrangea macrophylla Ser.). Plant Pathology 20(4): 177-183

Sanford, J.W. 1964: Observations on the biology and control of the dusky sap beetle, Carpophilus lugubris Murray, infesting sweet corn in Illinois. Dm. Abstr 24(9): 3900-1

Rao, B.V.; Anantaraman, M. 1967: Observations on the biology and development of some taeniid cestodes. Indian Journal of Helminthology 18(2): 161-171

Scheibelreiter, G. 1969: Observations on the biology and ecology of the rose-stem sawfly (Syrista parreysii Spinola) (Hym.: Cephidae) in Europe. Technical Bulletin, Commonwealth Institute of Biological Control. 12, 105-114

Balazy, S. 1965: Observations on the biology and occurrence in Poland of Hymenoptera Terebrantia parasitic on barkbeetles (Scolytidae). Folia for. polon. (Lesn.). 11, 303-31

Dominik, J. 1964: Observations on the biology and occurrence of death-watch beetles attacking timber in forests of eastern Poland. Sylwan. Warsaw. 108(2): 35-38

Hinton, H.E. 1968: Observations on the biology and taxonomy of the eggs of Anopheles mosquitos. Bulletin of Entomological Research 57(4): 495-508

Nielson, M.W.; Toles, S.L. 1968: Observations on the biology of Acinopterus angulatus and Aceratagallia curvata in Arizona (Homoptera: Cicadellidae). Annals of the Entomological Society of America 61(1): 54-56

Damiano, A. 1966: Observations on the biology of Cacoecia pronubana in Tripolitania. Riv. Agric. subtrop 60: 164-77

Rahman, M. 1966: Observations on the biology of Exorista ftaviceps Mac-quart, a parasite of Pier is rapae L., in South Australia. Proceedings of the Agricultural Symposium May 13-14, Atomic Energy Centre, Dacca, 1966. 26+ 166, 125-129

Pande, Y.D. 1969: Observations on the biology of Hymenia recurvalis Fabricius (Pyralidae: Lepido-ptera) as a defoliator of the serious kharif weeds in Rajasthan. Indian J. Sci. & Ind. (Sect. A) 3(2): 107-8

Kevan, D.K.M.e.; Sharma, G.D. 1964: Observations on the biology of Hypoaspis aculeifer (Canestrini. 1884), apparently new to North America (Acarina : Mesostigmata : Laelaptidae). Acarologia. Paris 6: 647-658

Hunter, P.E. 1964: Observations on the biology of Laelaspis vitzthumi (Acarina: Laelaptidae). J. Kans. ent. Soc, Manhattan, Kans. 37(4): 289-292

Dominik, J. 1965: Observations on the biology of Lymexylon navale. Zesz. nauk. Szkol. Gospod. Wiejsk. Warsz. (Lesn.). 7, 95-8

Cheriyan, P.V.; Cherian, C.J. 1971: Observations on the biology of Martesia striata (Linn.), the wood boring pholad in the Cochin harbour. J. Timb. Developm. Ass. India 17(2): 16-23

Halstead, D.G.H. 1968: Observations on the biology of Murmidius ovalis (Beck) (Coleoptera. Cerylonidae). J. stored Prod. Res 4(1): 13-21

Karczewski, J. 1968: Observations on the biology of Parasetigena agilis (Tachinidae) and Pseudosarcophaga affinis (Calliphoridae) and their mortality during chemical control of Lymantria monacha in 1967 in Jedrzejow forest district. Sylwan 112(4): 15-24

Inman, R.E. 1970: Observations on the biology of Rumex rust Uromyces rumieis (Schum.) Wint. Bot. Gat, Stanford Res. Inst., Irvine, Calif. 131(3): 234-241

Noviello, C. 1964: Observations on the biology of S. rolfsii in Campania, with particular reference to root rot in hemp. Ann. Fac. Sci. agr. Portici., 30: 431-60

Lelley, I. 1968: Observations on the biology of Scorosporium holci-sorghi (Riv.) Moesz f. zeae (Pass.) Savul. Agrartud. Egyet. Tud. Ert 18: 90-2

Moran, V.C.; Brothers, D.; Case, J.J. 1969: Observations on the biology of Tetrastichus flavigaster Brothers & Moran (Hymenoptera: Eulophidae) parasitic on psyllid nymphs (Homoptera). Transactions of the Royal Entomological Society of London 121(2): 41-58

Pandey, S.N. 1969: Observations on the biology of castor hairy caterpillar Euproctis lunata Walker (Lepidoptera: Lymantridae). Indian J. Ent, 30: pt. 4, 263-265

Lelley, J. 1966: Observations on the biology of fertilization in connexion with seed production in hybrid wheat. Zuchter 36: 314-17

Lelley, J. 1967: Observations on the biology of fertilization in wheat in connexion with cytoplasmic male sterility. Magyar tud. Akad. Agrartud. Oszt. Kozl 26: 451-57

Papp, E. 1971: Observations on the biology of flowering in some Lupinus species. Ndvenytermeles. Orszagos Agrobotanikai Intezet, Tapioszele, Hungary. 20(4): 303-308. 17 rei

Biajloskorski, J. 1964: Observations on the biology of flowering in the Jerusalem artichoke (H. tuberosus L.) Blanc Gommun D-19 and the possibility of pollinating it with pollen of sunflower (H. annuus L.). Biul. Inst. Hodowl. Aklimatyz. roslin. 5-6, 69-74

Neunzig, H.H.; Cashatt, E.D.; Matuza, G.A. 1964: Observations on the biology of four species of Dioryctria in North Carolina (Lepidoptera: Phycitidae). Annals of the Entomological Society of America 57(3): 317-321

Prevett, P.F. 1967: Observations on the biology of six species of Bruchidae (Coleoptera) in Northern Nigeria. Entomologist's Monthly Magazine 102: 174-180

Elude, E. 1969: Observations on the biology of some Erysiphaceae parasitizing ornamental plants in Rumania. Revue roum. Biol 14(3): 141-148

Graham, P. 1969: Observations on the biology of the adult female mosquitoes (Diptera: Culicidae) at George Lake, Alberta, Canada. Quaest. ent 5(4): 309-339. 2 1/2 pp

Beesley, W.N. 1970: Observations on the biology of the ox warble, Hypoderma (Diptera: Oestridae). IV. Some serological reactions against the parasite in natural and artificial hosts. Annals of Tropical Medicine and Parasitology 64(3): 277-281

Beesley, W.N. 1967: Observations on the biology of the ox warble-fly (Hypoderma: Diptera, Oestridae). I. In vitro culture of the first-instar larva. Annals of Tropical Medicine and Parasitology 61(2): 175-181

Beesley, W.N. 1969: Observations on the biology of the ox warble-fly (Hypo-derma: Diptera, Oestridae). III. Dermolytic properties of larval extracts. Ann. trop. Med. Parasit 63(2): 157-160

Beesley, W.N. 1968: Observations on the biology of the ox warble-fly (Hypoderma: Diptera, Oestridae) II. Bacteriostatic properties of larval extracts. Annals of Tropical Medicine and Parasitology 62(1): 8-12

Beesley, W.N. 1969: Observations on the biology of the ox warble-fly (Hypoderma: Diptera, Oestridae). Ann. trop. Med. Parasit 63: 157-160

Hays, S.B.; Morgan, L.W. 1965: Observations on the biology of the southern corn rootworm and insecticidal tests for its control on peanuts in Georgia. J Econ Entomol 58(4): 637-642

Efford, I.E.; Tsumura, K. 1969: Observations on the biology of the treinatode Megalodiscus microphagus in amphibians from Marion Lake, British Columbia. Am. Midi. Nat 82(1): 197-203

Kuitert, L.C. 1968: Observations on the biology, bionomics and control of white peach scale, Pseudaulacaspis pentagona (Targ.). Proc. Fla St. hort. Soc., 1968. 80: 376-81

Schnaider, Z. 1964: Observations on the bionomics and morphology of A. melanocephala. Polskie Pismo Entomologiczne 34(3-4): 203-221

Vargas C.; H. 1970: Observations on the bionomics and natural enemies of the tomato moth, Gnorimoschema absoluta (Meyrick) (Lep. Gelechiidae). Idesia 1, 75-110

Descamps, M. 1967: Observations on the bionomics of 5. gregaria and L. m. migratorioides in Chad. Agron. trop 22(6-7): 641-662

Damiano, A. 1966: Observations on the bionomics of C. pronubana in Tripolitania. Riv. Agric. subtrop. trop 60(4-6): 164-177

Bharadwaj, R.K. 1966: Observations on the bionomics of Euborellia annulipes (Dermaptera: Labiduridae). Annals of the Entomological Society of America 59(3): 441-450

Amante, E. 1965: Observations on the bionomics of H. andremona, a pest of persimmon. Biologico. Sao Paulo 31(5): 97-101

Taylor, T.A. 1965: Observations on the bionomics of Laspeyresia ptychora Meyr. (Lepidoptera, Eucosmidae) infesting cowpea in Nigeria. Bull, ent. Res, London, 55: pt. 4, 761-773

Krafsur, E.S. 1972: Observations on the bionomics of Mansonia (Mansonioides) uniformis (Theobald) and M. (M.) africana (Theobald) in Gambela, Illubabor Province, Ethiopia. Mosquito News 32(1): 73-79

Ferro, S. 1964: Observations on the bionomics of P. citri (in Campania) and its control. Notiz. Mal. Piante, Pavia., 70-71, 383-415

Gambaro, P.I. 1965: Observations on the bionomics of P. perniciosi in the Po valley. Entomophaga 10(4): 373-376

Decker, G.C.; Maddox, J.V. 1971: Observations on the bionomics of Simyra henrici. J. econ. Ent 64(1): 117-122

Panis, A. 1970: Observations on the bionomics of a cottony scale on ornamental plants : Vryburgia lounsburyi. Bull. Soc. ent. Fr 75(3-4): 75-80

Boorman, J. 1964: Observations on the Biting Habits of Mosquitoes in the Lagos Area, Western Nigeria. West African Medical Journal 13: 245-250

Haddow, A.J. 1964: Observations on the biting habits of mosquitos in the forest canopy at Zika, Uganda, with special reference to the crepuscular periods. Bull. ent. Res, London, 55: pt. 3, 589-608

Hoeller, H.; Hassan, Y.M. 1966: Observations on the blood composition of cattle and sheep in the Sudan. Part II: Serum protein fractions and serum minerals. Sudan J. vet. Sci. anim. Husb 7: 32-41

Hassan, Y.M.; Hoeller, H.; Hassan, I.M. 1968: Observations on the blood constituents of camels in the Sudan. Sudan J. vet. Sci. anim.Husb, 9: 1; Suppl Part 2, 464-476

Shalaby, A.M. 1969: Observations on the blood feeding pattern of three Anopheles species in Gujarat State, India. Mosquito News 29(4): 626-634

Penny, R.H.C.; David, J.S.E.; Wright, A.I. 1964: Observations on the blood picture of cattle, sheep and rabbits fed on kale. Vet. Rec 76: 1053-1059

Franklin, R.T. 1970: Observations on the blue stain-southern pine beetle relationship. Journal of the Georgia Entomological Society 5(1): 53-57

Wilde, J.K. 1966: Observations on the bone marrow of cattle treated with some therapeutic substances. Research in Veterinary Science 7(2): 225-229

Atay, D. 1968: Observations on the breakdown of carotene during drying of Cystoseira barbata and storage of seaweed meal. Yearbook Fac. Agric. Univ. Ankara. 8: 1-7

Moore, W. 1965: Observations on the Breeding and Care of the Chinese Hamster, Cricetulus Griseus. Laboratory Animal Care 15: 94-101

Rigor, T.V.; Cuaresma, S. 1967: Observations on the breeding season of Tharparkar cows at La Carlota Stock Farm. Philipp. J. Anim. Ind, 22: 1961, 147-149

Njogu, A.R.; Kinoti, G.K. 1971: Observations on the breeding sites of mosquitoes in Lake Manyara, a saline lake in the East African Rift Valley. Bull ent. Res, 60: pt. 3, 473-479

Davies, J.B.; Linley, J.R. 1965: Observations on the breeding sites of the sandfly Leptoconops bequaerti in the Montego Bay area of Jamaica, with a note on one breeding site in Honduras. Caribb. J. Sci, Mayaguez 5(3-4): 117-128

Nigond, J., E.Al. 1968: Observations on the bud distribution on a peach shoot bearing both fruit and vegetative buds, under different climatic conditions. Bull. Ec. nat. sup. Agric. Tunis, 20/21, 23-54

Khalaf El-Duweini, A.; Ghabbour, S.I. 1964: Observations on the burrowing activities of Allolobophora caliginosa f. trapezoides. Repr. Bull. Zool. Soc, Egypt 5: 0-63

Langlands, J.P.; George, J.M.; Lynch, J.J. 1967: Observations on the calcium intake and serum calcium status of grazing ewes during drought. Aust Exp Agr Amln Husb 7(27): 325-328

Higgins, D.A. 1966: Observations on the canine transmissible venereal tumour as seen in the Bahamas. Veterinary Record 79(3): 67-71

P.K.zar, Z.; Karpiak, S.E.; Krzyzanowski, M.; Kozar, M. 1965: Observations on the carbohydrate metabolism of Trichinella spiralis muscular larvae. Acta Parasitol Pol 13(24/38): 259-264

Tavernor, W.D.; Jones, E.W. 1970: Observations on the cardiovascular and respiratory effects of guaiacol glycerol ether in conscious and anaesthetized dogs. Journal of Small Animal Practice 11(3): 177-184

Barlow, A.J.; Chattaway, F.W. 1969: Observations on the carriage of Candida albicans in man. British Journal of Dermatology 81(2): 103-106

Hedger, R.S. 1970: Observations on the carrier state and related antibody titres during an outbreak of foot-and-mouth disease. Journal of Hygiene 68(1): 53-60

George, J.M. 1967: Observations on the casting of ewes. J Agr Sci 68(1): 57-60

Barberis, C. 1964: Observations on the causes of mortality in the agricultural population. Previdenza soc. Agr. (Roma), Maggio/Giugno 15(3): 179-184

Bignetti, T.; Ferrari, F.; Guido-Bono Cavalchini, L.; Rognoni, G. 1966: Observations on the causes of pigling losses from birth to weaning. Atti Soc. ital. Sci. vet 20: 419-420

Scares, L.A.; De Moura, M.F. 1967: Observations on the ceil-attachment-and-growth factor in pig kidney cells in vitro. Arqs Esc. Vet. Minas Gerais 19: 95-99

Arakaki, S. 1969: Observations on the characters of soya-bean varieties. Ryukyu Daigaku Nogakubu Gakujutsu Hokoku/Sci. Bull. Coll. Agric. Univ. Ryukyus, 16, 25-50

Polidori, F.; Galvano, G. 1964: Observations on the chemical composition and productivity of an irrigated Trifolium alexandrinum meadow grown in the Catania plain (Sicily). Ali-mentaz. anim 8(6):

Hardy, R.; Mackie, P.R. 1971: Observations on the chemical composition and toxicity of ratfish (Chimaera monstrosa). Journal of the Science of Food and Agriculture 22(7): 382-388

Kerr, J.A.M. 1966: Observations on the chemical composition, nutrient losses and feeding value of silage made in a polythene film and compressed under vacuum. Rec. Agric. Res 15: 55-60

Recamier Corriols Cessac. 1966: Observations on the chemical control of Phorbia coarctata on wheat. C.r. hebd. Seanc. Acad. Agric. Fr 52(10): 689-94

Worthing, C.R. 1968: Observations on the chemical control of pests on year-round chrysanthemums. Proceedings of the fourth British Insecticide and Fungicide Conference, 20th-23rd November the Hotel Metropole, Brighton, England, Croydon, Surrey; Br. Insectic. Fungic. Coun., 1: 63-75

Recamier, A.Corriols Cessac, M. 1966: Observations on the chemical control of the wheat bulb fly (Hylemya coarctata). C. r. hebd. Seanc. Acad. Agric. Fr 52(10): 689-694

Van Rijn, P.J. 1965: Observations on the chemical control of tree suckers on Cockatoo sand in the Ord River Valley. Australian J Exp Agr Anim Husb 5(16): 65-67

Ogata, K.; Tanaka, I.; Suzuki, T. 1966: Observations on the chemosterilization of two alkylating agents, metepa and hempa on house flies. Jap. J. sanit. Zool 17(3): 201-204

Ibrahim, I.A.; Michail, S.H. 1968: Observations on the chocolate-spot disease of Horse-Beans (Vicia faba var. equina) and the fungi associating with it. Alex. J. agric. Res 16(2): 201-205

Resch, A.; Peveling, E. 1964: Observations on the chromonematal structure of the cell nucleus of H. vulgare. Z. Naturf, 19b: 506-13

Borgaonkar, D.S. 1969: Observations on the chromosomes of one chicken (Gallus domesticus). Poultry Science 48(1): 331-333

Wilcox, J.H.; Nussbaum, R.E. 1968: Observations on the chromosomes of spleen cells of mice affected with scrapie. Vet. Rec 82: 111-172

Flanzy, M.; Aubert, S. 1967: Observations on the clarification of wines from V. vinifera and from hybrids. An attempt to differentiate the wines of white hybrids. Ann. Tech. agric 16: 241-50

Flint, E.A. 1969: Observations on the climate, peats and terrestrial algae of the Snares Islands. N.Z. Jl Sci 12: 286-301

Davidson, J.B.; Murray, M.; Sutherland, I.H. 1968: Observations on the clinical pathology of natural strongyle infestations in the pig, and their control, with special reference to Hyostrongylus rubidus. Vet. med. Rev. Leverkusen. 9-23

Morrow, G.; Barness, L.A.; Auerbach, V.H.; DiGeorge, A.M.; Ando, T.; Nyhan, W.L. 1969: Observations on the coexistence of methylmalonic acidemia and glycinemia. Journal of Pediatrics 74(5): 680-690

Lemke, G. 1969: Observations on the cold storage of grain spawn. Mushroom Sci 7: 543-52

Patnaik, M.M. 1964: Observations on the comparative anthelmintic efficiency of organophosphorus compounds and synergized phenothiazine against Strongyloides papillosus (Wedl) in calves. British Veterinary Journal 120(1): 21-24

Hari, M.N.; Srinivasan, K.M. 1966: Observations on the comparative effectiveness of amino-triazole and 2,4-D amine in the control of water hyacinth (Eichhornia crassipes). Madras agric. J 53(7): 289-92

Barkley, T.M. 1968: Observations on the compatibility system in the florists' cineraria, Senecio cruentus DC. (Com-positae). Phyton, B. Aires 25: 135-40

White, R.A.J. 1968: Observations on the composition of greenhouse tomato fruit with special reference to the effects of water and carbohydrate supply during development. Dissertation Abstracts 28: 3554

Forbes, T.J.; Singleton, A.G. 1966: Observations on the concentration of glucose and volatile fatty acids levels in the blood of ewes. British Veterinary Journal 122(1): 28-37

Fleurence, A.; Nicolas, J. 1964: Observations on the concept of order and disorder in some minerals of the kaolinite group. Bull. Grpe fr. Argiles 14(9): 149-162

Wiggell, P.; Simpson, C.J. 1969: Observations on the control of Phomopsis root rot of Cucumber. Pl. Path 18(2): 71-77

Hussey, N.W.; Parr, W.J. 1965: Observations on the control of Tetranychus urticae Koch on cucumbers by the predatory mite Phytoseiulus riegeli Dosse. Entomologia exp. appl, Amsterdam 8(4): 271-281

Wagner, F. 1970: Observations on the control of bistort (Polygonum bistorta). Gesunde Pfl 22(11): 194-96

Harper, C.W.; Smith, B.D. 1964: Observations on the control of black currant gall mite at Long Ashton. A.R. Long Ashton agric. hort. Res. Stat., 1964. 119-21

Koopman, J.J. 1968: Observations on the control of fasciouasis in cattle. Proef-schrift Fac. Diergeneesk, Rijksuniv. Utrecht,

Davidson, A. 1966: Observations on the control of insecticide-resistant Laphygma frugiperda on irrigated maize in Pernambuco, Brazil. FAO Plant Protection Bulletin 14(4): 77-79

Ingram, W.R. 1968: Observations on the control of the coffee berry borer, Hypothenemus hampei (Ferr.), with endosulfan in Uganda. Bull. ent. Res, 57: pt. 4, 539-547

Nirula, K.K.; Bassi, K.K. 1965: Observations on the control of the root-knot nematode, Meloidogyne incognita (Kofoid and White, 1919) Chitwood 1949, with Mylone and Nellite. Indian J. Ent 27(3): 368-369

Banerjee, D.K.; Chatterjea, J.B. 1968: Observations on the conversion of pteroylmonoglutamate into polyglutamate in human system. Bulletin of the Calcutta School of Tropical Medicine 16(1): 3-5

Bloch, S. 1972: Observation on the copulation plug of the female mouse. Experientia 28(3): 346-347

Preece, T.F. 1964: Observations on the corky root disease of tomatoes in England. TRANS BRIT MYCOL SOC 47(Pt 3): 375-379

Kirk, V.M. 1965: Observations on the corn stalk weevil Centrinaspis penicellus. J. econ. Ent, Baltimore, Md. 58(4): 796-798

Lunka, N.; Syrbu, Z.; Gryunberg, R. 1969: Observations on the correlation between blood groups and some aspects of pathology in the horse. Immunology of spermatozoa and fertilization. Proc. Int. Symp, Varna, Bulgaria, 2967. Sofia: Bulgarian Academy of Sciences Press, 305-310

Tanara, H. 1965: Observations on the cotton rat as a laboratory animal for experimental filariasis studies. III. Experimental chemotherapeutic studies with special reference to the mode of action of diethylcarbamazine on the microfilarial density. Jap.J. Parasit 14(1): 1-5

Tanaka, H. 1965: Observations on the cotton rat as a laboratory animal for experimental filariasis studies. Pt. 1. Breeding in a laboratory. Bull. exp. Anim, Tokyo 14: 80-86

Manjrekar, S.L.; Gorhe, D.S.; Paranjape, V.L. 1965: Observations on the Coughing Outbreak "newmarket Cough" in the Race Horses in Bombay. Indian Veterinary Journal 42: 461-464

Fischer, H.E. 1964: Observations on the course of meiosis and pollen formation in a haploid plant of B. vulgaris L. Biol. Zbl 83: 67-69

O'Toole, J.J.; Cech, R.F.; Peterson, R.E. 1966: Observations on the course of urinary K-42 specific activity in fasting human subjects. Metabolism, Clinical and Experimental 15(11): 1024-1028

Edwards, D.K. 1966: Observations on the crawlers of the Balsam woolly aphid, Adelges piceae (Ratz.). Bi-m. Res. Notes Dep. For. Can 22(5): 4-5

Zaniewski, L. 1967: Observations on the cross-breeding the European bison with domestic cattle of the Polish Red breed. Acta theriol 12: 481-486

Montgomery, R.D. 1964: Observations on the Cyanide Content and Toxicity of Tropical Pulses. West Indian Medical Journal 13: 1-11

Lamberti, F. 1971: Observations on the cyst-wall patterns of four species of Heterodera. Nematologica 17(3): 428-430

Bogitsh, B.J. 1970: Observations on the cytochemistry of the M.ehlis' gland cells of Haematoloechus medioplexus. J. Parasit 56(6): 1084-1094

Karnavar, G.K.; Nair, K.S.S. 1968: Observations on the cytology and cytochemistry of the fat body of normal and diapausing larvae of Trogoderma granarium Everts (Col., Dermestidae). Journal of Animal Morphology and Physiology 15(1/2): 153-161

Boulter, D.; Derbyshire, E.; Frahm-Leliveld, J.A.; Polhill, R.M. 1970: Observations on the cytology and seed-proteins of various African species of Crotalaria L. (Leguminosae). New Phytol 69(1): 117-31

Raman, V.S.; Ali Khan, W.M.; Sreerangasamy, S.R. 1965: Observations on the cytology of some species and hybrids of Annona. Madras agric. J 52: 476-77

Raman, V.S.; Alikhan, W.M.; Sree Rangasamy, S.R. 1970: Observations on the cytology of some species and hybrids of Annona. Madras agric. J 57: 707-12

Janaki Ammal, E.K.; Sreenivasan, T.V. 1971: Observations on the cytology of the Madras mint. Current Science 40(20): 544-545

Cincura, F. 1970: Observations on the cytotaxonpmy of some foreign species of the genus Vicia L. (vetch). Acta Fac. Rer. nat. Univ. Comen.: Bot 18: 17-35

Nishino, T.; Ohgushi, R.; Ono, K. 1970: Observations on the daily fluctuation in flower visiting activity of smaller green flower chafer, Oxycetonia jucunda Falderman on Citrus flowers. Jap. J. appl. Ent. Zool 14(1): 39-43

Dominik, J. 1967: Observations on the damage done by insects, mammals and parasitic fungi in plantations of Pinus contorta var. latifolia, P. strobus and P. sylvestris in the Experimental Forests of the Warsaw Agricultural University at Rogow. Sylwan 111(10): 59-63

Brun, J.; Laville, E. 1965: Observations on the decay of the crown and terminal bud on date palms in the Islamic Republic of Mauretania. Fruits d'Outre Mer 20: 391-7

Dodge, H.J.; Engelke, O.K.; Dohm, K.M. 1970: Observation on the decline of histoplasmal infections in school children: Milan, Michigan, 1958-1968. American Journal of Public Health and the Nation's Health 60(8): 1442-1446

Hallett, G.E.; Porteous, J.R. 1970: Observations on the dental health of young adults in Hartlepool and Newcastle. British Dental Journal 128(4): 171-174

Muller, E.W. 1964: Observations on the dependence of the effect of pesticides used in horticultural crops in the German Democratic Republic on living and non-living environmental factors, with reference to plant protection practice. TagBer. Symp. uber den Einfluss von Umweltbedingungen auf die Wirkung von chemischen Pflanzenschutzmitteln, biol. ZentAnst., dt. Akad. LandwWiss. Berl., Magdeburg 1964. 62: 19-27

Pouget, R. 1964: Observations on the depth of dormancy in some vine varieties and species. Vitis 4: 337-40

Michalewicz , P.; Okolow, C. 1970: Observations on the deterioration of logs in the forest. Sylwna 114(11): 49-53

Ortelli, L.; Schoen, U. 1964: Observations on the determination of the mineral composition of clays. Al Awamia 10: 97-113

Thureson-Klein, A. 1970: Observations on the development and fine structure of the articulated laticifers ofPapaver somniferum. Ann. Bot, 34: 136, 751-9

Ge, G.P.; Ke, K.P.; Et Al. 1964: Observations on the development and morphology of Melampsora rostrupii Wagner on Populus tomentosa. Sci. Silvae. Peking 9(3): 221-232

Cuocolo, L. 1967: Observations on the development and yields of varieties of groundnut (A.hypogaea) for oil production. Ann. Fac. Sci. agrar. Univ, Napoli, Portici 2: 321-30

Meszoly, G.; Videki, L. 1964: Observations on the development of. Duna-Tisza Kozi mezogazd. kiserl. Int. Evk, Kecskemet, 17-37

Holbrook, A.A.; Anthony, D.W.; Johnson, A.J. 1968: Observations on the development of Babesia caballi (Nuttall) in the tropical horse tick Dermacentor nitens Neumann. Journal of Protozoology 15(2): 391-396

Moravec, F. 1969: Observations on the development of Camallanus lacustris (Zoega, 1776) (Nematoda: Camallanidae). Vest. csl. Spol. zool 33(1): 15-33

Izyumova, N.A.; Zelentsov, N.I. 1969: Observations on the development of Dactylogyrus extensus Millier & Van Cleave, 1932. Parazitologiya 3(6): 528-531

Radu, S.; Blada, I. 1965: Observations on the development of Douglas-fir grafts in the first year and the possibility of using them for testing plus trees. Moglichkeiten der Beurteilung von Auslesebaumen der Forstpflanzenzuchtung, Tagungsber. dtsch. Akad. Landwirtschaftsw. Berlin, 77-84

Dance, B.W. 1968: Observations on the development of Hypoxylon cankers on Trembling Aspen. PL Dis. Reptr 52(8): 659-661

Gambi, Ornella Vergnano 1965: Observations on the development of Lagurus ovatus L. G Bot Ital 72(2/3): 243-254

Vigouroux, A. 1966: Observations on the development of Verticillium disease and on symptom-parasite relationships in apricots in southeastern France. C.R. Acad. Agric. Fr 52: 470-5

Nigouroux, A. 1966: Observations on the development of Verticillium wilt and on the relationship between symptoms and parasite in Apricots in S.E. France. C. r. hebd. Seanc. Acad. Agric, Fr. 52(6): 470-475

Thomas, E. 1966: Observations on the development of an infestation with root-knot nematodes (Meloidogyne spp.) in the greenhouse before and after soil steaming. Gesunde Pfl 18: 253-5

Evans, S.G. 1969: Observations on the development of leaf blotch and net blotch of Barley from Barley debris, 1968. Pl. Path 18(3): 116-118

Quarterman, J.; Dalgarno, A.C. 1968: Observations on the development of periodontal disease in hill sheep and the effect of selenium injections. Research in Veterinary Science 9(1): 41-47

Listowski, A.; Jasmianowicz, A.; Iwaneiko, M. 1971: Observations on the development of plants, 17. Effect of varying photoperlodic conditions on the development of several species of Chenopodium. Acta Societatis Botanicorum Poloniae 40(1): 21-40

Listowski, A.; Jasmanowicz, A. 1969: Observations on the development of plants. 16. Development rhythms and flowering of Setaria glauca. Acta Soc. Bot. Pol 38(4): 641-51

Listowski, A.; Jasmanowicz, A. 1969: Observations on the development of plants. 16. Developmental rhythm and flowering of Setaria glauca. Acta Soc. Bot. Polon 38(4): 641-51

Appelroth, E. 1965: Observations on the development of raw-humus layers in the forests on islands in the eastern part of the Gulf of Bothnia. Norrlands SkogsvForb. Tidskr, 2, 163-71

Fell, B.F.; Kay, M.; Whitelaw, F.G.; Boyne, R. 1968: Observations on the development of ruminal lesions in calves fed on barley. Research in Veterinary Science 9(5): 458-466

Ivanov, J.; Valcev, V.; Stoev, K. 1968: Observations on the development of seedling vines at the time of first fruiting. Gradinarska i Lozarska Nauka 5(4): 53-61

Lewis, S. 1971: Observations on the development of the brassica cyst eelworm. Pl. Path 20(3): 144-148

Araujo, P. 1971: Observations on the development of the genital rudiment of third-stage larvae of Polydelphis quadrangularis (Schnei-der, 1866) (Nematoda: Ascaridoidea). Annales de Parasitologie Humaine et Comparee 46(6): 699-707

Valset, K. 1968: Observations on the development of the raspberry cane fly and the growth reactions of raspberry plants following infestation. Forskn. Fors. Landbr 19: 67-80

Valset, K. 1968: Observations on the development of the raspberry cane maggot, Pegomya rubivora, and the growth of affected plants. Forsk. Fors. Landb, Oslo, 7-80

Blackman, E. 1969: Observations on the development of the silica cells of the leaf sheath of wheat (Triticum aestivum). Can. J. Bot 47(6): 827-38

Juarez, E. 1970: Observations on the developmental cycle of Triatoma arthurneivai, under laboratory conditions (Hemiptera, Reduviidae). Revista de Saude Publica 4(1): 13-18

Jurberg, J.; Reis, V.R.G.; Lent, H. 1970: Observations on the developmental cycle, in the laboratory, of Rhodnius robustus Larrousse, 1927 (Hemiptera, Reduviidae, Triatominae). Revista Brasileira de Biologia 30(3): 477-481

Bharathi, J.S.; Rao, K.H. 1967: Observations on the developmental physiology of the miracidium of the strigeid trematode, Proalarioides tropidonotis (Vidyarthi, 1937). Current Science 36(19): 521-523

Lacrosse, R. 1968: Observations on the diacetyl and acetylmethylcarbinol content of butters. Revue Agric, Brux, 21: 11/12, 1693-98

Cojocaru, I.; Alteras, I.; Dulamita, L.; Ginca, D.; Midan, F. 1968: Observations on the diagnosis, aetiopathogenesis, and treatment of some cases of otomycosis. Dermato-Vener 13(4): 323-332

Hack, W.H. 1966: Observations on the dieldrin-susceptibility of nymphs of T. infestans in different states of nutrition. Z. Tropenmed. Parasit, 17: pt. 4, 467-471

Badoux, S. 1971: Observations on the difficulty of establishing tall fescue (Festuca arundinacea) Schreb. Revue Suisse d'Agriculture 3(2): 34-37

Bach, S.J.; Messervy, A. 1969: Observations on the diffusible calcium fraction in the serum of the cow during oestrus and during parturition. Veterinary Record 84(9): 210-213

Drosihn, U.G. 1968: Observations on the diffusion of methyl bromide during soil fumigation. Z. PflKrankh. PflPath. PflSchutz 75: 11-12, 665-673

Van't Klooster, A.T.; Rogers, P.A.M. 1969: Observations on the digestion and absorption of food along the gastro-intestinal tract of fistulated cows. 1. The rate of flow of digesta and the net absorption of dry matter, organic matter, ash, nitrogen and water. Meded. Land- bouwhogesch. Wageningen. 69-11, 1

Gaillard, B.D.E.; Van't Klooster, A.T. 1969: Observations on the digestion and absorption of food along the gastro-intestinal tract of fistulated cows. 2. The digestion of the cell-wall constituents of roughages. Meded. Land- bouwhogesch. Wageningen. 69-11, 20-25

Rogers, P.A.M.; Van't Klooster, A.T. 1969: Observations on the digestion and absorption of food along the gastro-intestinal tract of fistulated cows. 3. The fate of Na, K, Ca, Mg, and P in the digesta. Meded. Land- bouwhogesch. Wageningen. 69-11, 26-39

Clark, J.B. 1969: Observations on the dilution and storage of turkey semen. Veterinary Record 84(1): 6-11

Truszkowska, W. 1964: Observations on the disease of Tomatoes caused by G. candidum in Wroclaw and its environs. Acta agrobot 16: 41-54

Hicks, P.G. 1967: Observations on the diseases and conditions of Cacao pods in Papua and New Guinea Pod losses 1962-1965. Papua New Guin. agric. J 19(1): 5-9

Rossetti, V.; Nakadaira, J.T.; Calza, R. 1965: Observations on the diseases and pests of Citrus in the Argentine Litoral and in Uruguay. Biologico. Sao Paulo 31(10): 203-215

Williams, R.T.; Parer, I. 1971: Observations on the dispersal of the European rabbit flea, Spilopsyllus cuniculi(Dale), through a natural population of wild rabbits, Oryctolagus cuniculus(L.). Australian Journal of Zoology 19(2): 129-140

Smith, A.G.; Schultz, R.B. 1965: Observations on the Disposition of Aspergillus Fumigatus in the Respiratory Tract. American Journal of Clinical Pathology 44: 271-279

Marrou, J. 1966: Observations on the dissemination of lettuce mosaic virus in lettuce seed crops. Ann. Epiphyt, 17: hors-ser, 45-54

Hall, R.J. 1968: Observations on the distribution and determination of fluorine compounds in biological materials, including soils. Analyst 93(108): 461-468

Zwolfer, H. 1965: Observations on the distribution and ecology of Altica carduorum Guer. (Col. Chry-som.). Tech. Bull. Commonw. Inst. biol. Control 5: 129-41

Katznelson, J. 1967: Observations on the distribution and seed size of subterranean clover (Trifolium subterraneum L.). Israel J. agric. Res 17(3): 139-44

Katznelson, J. 1967: Observations on the distribution and seed size of subterranean clover (Trifoliurn subterranean L.) In Israel. Israel J. agric. Res 17: 139-144

Jarman, P.J.; Thomas, P.I. 1968: Observations on the distribution and survival of Mopane (Colophospermum mopane (Kirk ex Benth.) Kirk ex J. Leonard) seeds. Kirkia, Salisbury. publ. 1969 7(1): 103-7

Bakker, E.M Van, Z. 1970: Observations on the distribution of Ericaceae in Africa. Colloquium Geographicum, Bonn. 12, 89-97

Muniz, R.; Hecht, O. 1970: Observations on the distribution of S. calcitrans on a cattle farm and tests on the selection of coloured surfaces in the open air. An. Esc. nac. Cienc. biol., Mex, Mexico, D.F., 17: 225-243

Hijink, M.J.; Kuiper, K. 1966: Observations on the distribution of nematodes in the soil. Meded Rijksfac Landbouwwentenschappen Gent 31(3): 558-571

Maestri, M., E.Al. 1970: Observations on the distribution of starch grains and anatomical modifications in coffee corollas during flowering. Rev. Ceres 17: 227-34

Kurihara, T.; Sasa, M. 1965: Observations on the diurnal rhythms of biting and resting behaviors of Culex pipiens fatigans in Bangkok. Jap. J. sanit. Zool 16(1): 41-48

Hart, J.A. 1964: Observations on the dry season strongyle infestations of zebu cattle in Northern Nigeria. Br. vet. J 120: 87-95

Marr, J.D.M.; Lewis, D.S. 1964: Observations on the dry-season survival of Simulium damnosum Theo. in Ghana. Bull. ent. Res, London, 55: pt. 3, 547-564

Cunliffe, H.R. 1964: Observations on the Duration of Immunity in Cattle after Experimental Infection with Foot-and-Mouth Disease Virus. Cornell Veterinarian 54: 501-510

Brzeski, E.; Morstin, J. 1966: Observations on the duration of pregnancy in mares. Zeszyty Problemowe Postepow Nauk Rolniczych 67: 103-111

Neitz, W.O. 1969: Observations on the duration of premunity following administration of the bivalent redwater vaccine. J. S. Afr. vet.med. Ass, Vet. Res. Inst, Onderste-poort 40: 419-420

Baldacci, E.; Belli, G.; Betto, E.; Cesati, R. 1964: Observations on the dying off of Lucerne in connection with seed transmission of Lucerne mosaic virus. Riv. Patol. veg, Pavia 4(4): 339-350

Bachelier, G. 1964: Observations on the dynamics of a brown calcareous soil. ORSTOM Cahiers Pedol 2: 13-28

Badoux, S. 1964: Observations on the earliness of cocksfoot varieties in relation to spring growth, after-cut heading and competitive ability. Schweiz. landw. Forsch. 3: 80-87

Jenkins, D.C. 1968: Observations on the early migration of the larvae of Ascaris suum Goeze, 1782 in white mice. Parasitology 58(2): 431-440

Rotheram, S.; Crompton, D.W.T. 1972: Observations on the early relationship between Moniliformis dubius (Acanthocephala) and the haemocytes of the intermediate host, Periplaneta americana. Parasitology 64(1): 15-21

Forbes, T.J.; Irwin, J.H.D. 1968: Observations on the early weaning system of calf rearing. Rec. Agric. Res 17(1): 41-46

Aldrich, D.V. 1965: Observations on the ecology and life cycle of Prochristianella penaei Kruse (Cestoda: Trypanorhyncha). Journal of Parasitology 51(3): 370-376

Cheng, Ching-Huan 1966: Observations on the ecology of Citrus red mite (Panonychus citri (McGregor) ) in Taiwan. Plant Protection Bulletin (Taiwan) 8(1): 80-89

Tarry, D.W. 1967: Observations on the ecology of Glossina morsitans submorsitans Newst. in the Guinea-Sudan transition savanna of Northern Nigeria. Annals of Tropical Medicine and Parasitology 61(4): 457-464

Jordan, A.M. 1965: Observations on the ecology of Glossina morsitans submorsitans Newst. in the Northern Guinea Savannah of Northern Nigeria. Bull Entomol Res 56(1): 1-16

Bedford, G.O. 1968: Observations on the ecology of Oryctes (Coleoptera: Scara-baeidae: Dynastinae) in Madagascar. Bull. ent. Res, 58: pt. 1, 83-105

Leeuwangh, J.; Leuamsang, P. 1967: Observations on the ecology of Thaia oryzivora, a leafhopper found on rice in Thailand. FAO Plant Protection Bulletin 15(2): 30-31

Service, M.W. 1969: Observations on the ecology of some British mosquitoes. Bull. ent. Res, 59: pt. 1, 161 11/2 pp

Tietjen, J.H. 1967: Observations on the ecology of the marine nematode Monhystera filicaudata Allgen, 1929. Transactions American Microscop Society 86(3): 304-306

Rothschild, G.H.L. 1970: Observations on the ecology of the rice-ear bug Leptocorisa oratorius (F.) (Hemiptera: Alydidae) in Sarawak (Malaysian Borneo). J. appl. Ecol 7(1): 147-167

Ryberg, M. 1967: Observations on the ecology of woodland grasses of east central Sweden. Svensk bot. Tidskr 61(3): 385-418

Shilling, P.R. 1969: Observations on the effect and time of the lethal action of the woolly locus in the tomato (Lycopersicon esculentum). Bot. Gaz 130: 223-26

Clark, G.M.; Philip, C.B.; Fadness, L. 1969: Observations on the effect in mice of concurrent infections with migratory Ascaris cohtmnaris larvae and certain neurotropic arboviruses. Folia parasit, Praha 16(1): 67-73

Benson, G.K. 1964: Observations on the effect of I.C.I. 33828 on lactation in the rat. J. Endocrin, 28: 3

Sadowski, S. 1964: Observations on the effect of P. lini on the microflora of diseased Flax. Zesz. nauk. wyzsz. Szk, roln. Olsztyn 17(357): 665-678

Burczyk, H.; Cwojdinski, W. 1967: Observations on the effect of P2O5: K2O ratio in soil on the winter hardiness of winter wheat. Pam. Pulawski 24: 171-180

Saito, K.; Hayashi, S. 1967: Observations on the effect of alkylating chemosteri-lants, metepa and hempa on the mosquito, Culex pipiens molestus Forskal, using a bait and dipping technique. Jap. J. sanit. Zool 18(2-3): 122-126

Saito, K.; Hayashi, S. 1968: Observations on the effect of alkylating chemosterilants, metepa and hempa, on the mosquito Culex pipiens molestus Forskal using contact technique. Jap. J. sanit. Zool 19(1): 62-66

Supplee, W.C. 1964: Observations on the effect of copper additions to purified turkey diets. Poultry Sci 43(6): 1599-1600

Schulz, J.P.; Vink, A.T. 1966: Observations on the effect of early pruning on branch development of young Soemaroeba (Simaruba amara Aubl.). Turrialba 16(1): 81-3

Nowak, W. 1965: Observations on the effect of frost and drought on soil microorganisms. Naturwissenschaften 52: 116

Gupta, A.B.; Kushwaha, A.S. 1969: Observations on the effect of growth promoting substances of Phormidium foveolarum on growth, yield and protein content of some varieties of wheat. Labdev J. Sci. Tech.,(B) 7(4): 334-5

Romney, D.H. 1964: Observations on the effect of herbicides on young coconuts. Weed Res 4(1): 24-30

Schaefer, R. 1964: Observations on the effect of incubation temperature, and particularly of repeated freezing, on nitrifying activity and CO2evolution in calcic mull soils from a series of hydro-morphic soils. Ann. Inst. Pasteur 107: 534-549

Rankin, J.D.; Taylor, R.J.; Burrows, M.R. 1970: Observations on the effect of introducing salmonella-infected calves to a commercial beef rearing unit. Veterinary Record 86(13): 366-368

Zwolinski, J.; Lipinska, H.; Siudzinski, S. 1970: Observations on the effect of iodinated casein on milk production in suckling mares. Medycyna Weterynaryjna 26: 628-629

Garcia Blanco, H. 1969: Observations on the effect of maleic hydrazide on nutgrass. Biologico, Brazil 35(4): 88-91

Sadowski, S. 1966: Observations on the effect of mineral fertilizers on the intensification of powdery mildew on Barley. Zesz. nauk. wyzsz. Szk. roln. Olsztyn 22(1): 151-156

Chinnappa, C.C. 1969: Observations on the effect of moisture on microsporogenesis in coffee. J Indian bot Soc 48: 160-66

Biborski, J.; Morstin, J. 1969: Observations on the effect of nutrition on the content of spermatozoa in the testes and epididymides of bulls. Medycyna Weterynaryjna 25: 548-551

Cardenas, H.; Cabrera, P.; Fernandez, A. 1969: Observations on the effect of picloram on nutgrass (Cyperus rotundus L.). Agronomia trop 19(1): 41-7

Cullen, J.R.; Dezulueta, J. 1964: Observations on the effect of Residual Insecticides in Experimental Huts in Masaka District, Uganda. Bulletin of the World Health Organization 30: 263-278

Singh, R.S.; Singh, B.; Beniwal, S.P.S. 1967: Observations on the effect of sawdust on incidence of root knot and on yield of okra and tomatoes in nematode-infested soil. Plant Dis Report 51(10): 861-863

Beckford, D.P. 1965: Observations on the effect of season, nitrogen, phosphate and potash on the nutritional status, yield and growth pattern of plant cane. J. Jamaican Ass. Sugar Technol 26: 17-22

Benassy, C.; Bianchi, H.; Milaire, H. 1964: Observations on the effect of some insecticides and fungi-cides on the association of the San Jose scale and its specific parasite. Rev. Zool. Agric, Talence 63(1-3): 27-37

Truszkowska, W.; Dorenda, M. 1971: Observations on the effect of some saprophytic and pathogenic fungi on Tomato seedling growth. Acta mycol, Warszawa 7(1): 145-156

Mwakha, E. 1969: Observations on the effect of temperature on the growth of Trifolium semipilosum Fres. E. Afr. agric. For. J 34(3): 289-92

Southgate, V.R. 1970: Observations on the effect of the rediae of Fasciola hepatica on the lipid composition of the hepatopancreas of Lymnaea truncatula. Parasitology 61(2): 293-299

Bunt, A.C.; Sheard, G.F. 1967: Observations on the effect of time of planting and plant density on the yield and flower quality of the carnation (Dianthus caryophyttus). J. hort. Sci 47: 263-75

Rosenzuaig, A.; Mayer, E. 1970: Observations on the effect of treatment of cows at drying-off on the incidence of sub-clinical udder infections in two dairy herds. Refuah Veterinarith 27(4): 129-138; 109-113

Jurca, J. 1964: Observations on the effect of various cleaning and thinning treatments on the development of a young Oak/Hornbeam stand. Sborn. Vysoke Skoly Zemed., Brno (Rada C). 1, 13-27

Eifrig, H. 1967: Observations on the effect of various storage temperatures on moisture content and germination capacity of grass caryopses of differing degrees of ripeness. Saatgut-Wirt 19(9): 259-63; 294-7

Smirnoff, W.A. 1965: Observations on the effect of virus infection on insect behavior. Journal of Invertebrate Pathology 7(3): 387-388

Aiyappa, K.M.; Srivastava, K.C.; Bojappa, K.M. 1966: Observations on the effect of withholding individual elements-nitrogen, phosphorus, potassium, calcium and magnesium in field soil on Coorg mandarin (Citrus reticulata Blanco) seedling plants under pot culture trial. Indian J. Hort 23: 133-9

Morge, G. 1967: Observations on the effectiveness and importance of natural enemies of pests. Beitr. Ent 17(1/2): 225-33