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Biology, Geography & Health: Chapter 1901

Chapter 1901 provides bibliographic information on scholary research in the basic and applied life, earth and health sciences.



Matsuda, H.; Murakami, K.; Ueda, M., 1988: Oligoesterified woods based on anhydride and epoxide III. Preparation and dimensional stability of oligoesterified woods by heating wood impregnated with anhydride-epoxide solution

Matsuda, H.; Murakami, K.; Ueda, M., 1988: Oligoesterified woods based on anhydride and epoxide IV. Preparation and dimensional stability of oligoesterified woods by heating-suction of wood impregnated with reactant solution

Murakami, K.; Matsuda, H.; Ueda, M., 1989: Oligoesterified woods based on anhydride and epoxide V. Properties of oligoesterified woods obtained by heating-suction of wood impregnated with reactants solution

Murakami, K.; Matsuda, H., 1989: Oligoesterified woods based on anhydride and epoxide. VI. Effects of size of wood block on preparation and properties of oligoesterified wood


Maeshima, M., 1990: Oligomeric structure of H+-translocating inorganic pyrophosphatase of plant vacuoles

Banerjee, K.; Ranadive, S. N., 1989: Oligonucleotide fingerprint analysis of Japanese encephalitis virus strains of different geographical origin

Banerjee K.; Ranadive S.N., 1988: Oligonucleotide fingerprinting of chikungunya virus strains

Ramos, M.; Ramirez, L. A.; Chico, R.; Rodriguez, H., 1987: Oligonychus (Reckiella) grypus on sugarcane: new report from Cuba

Kimura H.; Arai S., 1988: Oligopeptide mixtures produced from soy protein by enzymatic modification and their nutritional qualities evaluated by feeding tests with normal and malnourished rats

Zarate, S.; Lopez Leiva, M. H., 1990: Oligosaccharide formation during enzymatic lactose hydrolysis: a literature review

Huh K.T.; Toba T.; Adachi S., 1990: Oligosaccharide formation during the hydrolysis of lactose with hydrochloric acid and cation exchange resin

Lowell C.A.; Kuo T.M., 1989: Oligosaccharide metabolism and accumulation in developing soybean seeds

Huh, K. T.; Toba, T.; Adachi, S., 1991: Oligosaccharide structures formed during acid hydrolysis of lactose

Adam, L., 1987: Oligotinae and Aleocharinae (Coleoptera: Staphylinidae) from the Hortobagy National Park

Whang K.; Hattori T., 1988: Oligotrophic bacteria from rendzina forest soil

Amadei, G.; Castro, P. de, 1988: Olive growing in Italy

Loussert, R., 1988: Olive growing in Morocco: current status and prospects for the future

Caran, D., 1989: Olive harvesting in Turkey

Beynen, A. C., 1989: Olive oil and liver cholesterol

Luchetti, F., 1989: Olive oil and the international trade in oils and fats

Olgun, A., 1990: Olive oil marketing in Turkey: problems and some suggestions for solutions

Lang, G. A.; Martin, G. C., 1989: Olive organ abscission: fruit and leaf response to applied ethylene

Skarica, B., 1989: Olive production in Yugoslavia: current position and outlook

Loussert, R., 1989: Olive-growing in Morocco: current situation and prospects

Argenson, C., 1989: Olive: mechanization of the olive harvest, a solution involving shaking of the branches

Bir, R. E.; Shelton, J. E.; Warren, S. L., 1987: Olivine: a potential slow-release magnesium source for nurseries

Buchwalder, R.; Kaufmann, A., 1989: Ollulanus tricuspis found for the first time in the GDR (brief communication)

Aboul Atta, A. M. A.; Hassan, Z. A.; Awadallah, F. E. A.; El Ahl, S. S.; Hamdy, B. H., 1990: Oltipraz treatment in experimental schistosomiasis mansoni: VII. Effect of high dose oral therapy on alkaline phosphatase level in livers of infected mice

Middleton, B., 1987: Olympic Dam project - environmental management during exploration and construction

Ritchie, J. R. B.; Lyons, M., 1990: Olympulse VI: a post-event assessment of resident reaction to the XV Olympic Winter Games

Ata, F. A.; Al Sumry, H. S., 1989: Oman. Pest of small ruminants (peste des petits ruminants)

Arteaga, A., 1987: Omega -3 Fatty acids and health

Sutton, B. C.; Minter, D. W., 1988: Omega coenobiticum gen. et sp. nov., a new cupulate coelomycete on Quercus from Greece

Leaf, D. A., 1989: Omega-3 fatty acids and coronary artery disease: more than a fish tale

Sigmund, W. R, I. I.; Pearson, T. A., 1988: Omega-3 fatty acids: a review of potential benefits and clinical use

Lvov, D. K., 1988: Omsk hemorrhagic fever

Isaacson, M., 1988: Omsk hemorrhagic fever and Kyasanur Forest disease

Chowhan, J. S.; Gupta, N. K.; Khera, S., 1988: On Acanthosentis putitorae sp. nov. and A. seenghalae sp. nov. (Acanthocephala: Quadrigyridae) from freshwater fishes of northern India

Hunt, DJ.; Bridge, J.; Machon, JE., 1989: On Achlysiella, a new genus of obese Pratylenchidae (Nematoda: Tylenchoidea)

Duggal, CL.; Solomon, S., 1987: On Acuaria spiralis (Molin, 1958) and Diplotriaena nagpurensis Karve, 1934 infecting birds of Punjab

Duarte, A. P., 1980: On Aspidosperma longipetiolatum (Apocyanaceae)

Tibana, R. de Souza Lopes, H., 1987: On Aulacophyto and Euparaphyto (Diptera, Sarcophagidae, Microcerellini), with descriptions of four new species

Sergeeva, TP.; Barus, V., 1988: On Capillaria vanelli and Capillaria obtusiuscula (Capillariidae: Nematoda)

Schippmann, U.; Guth, S., 1989: On Festucopsis sancta (Poaceae) and Janka's tour of the Balkans in 1871

Loyttyniemi, K.; Loyttyniemi, R.; Mazur, S., 1989: On Histeridae (Coleoptera) in miombo woodland in Zambia with notes on their annual flight patterns and description of a new species

Fet, V. Ya, 1987: On Kraepelinia palpator (Bir., 1903) (Scorpiones, Buthidae) found in eastern Iran

Develoux, M.; Blanc, L.; Hamoudou, H.; Vouldoukis, I.; Ravisse, P.; Evans, D. A.; Monjour, L., 1987: On Leishmania infection in Niger

Chandra, K. J.; Rao, K. H.; Shyamasundari, K., 1984: On Neoechinorhynchus argentatus n.sp., an acanthocephalan parasite from a marine fish of Waltair

Pamplona, D., 1986: On Neotropical Morellia R.-D., 1830. II. Description of five new species (Diptera, Muscidae, Muscinae)

Gupta, N. K.; Duggal, C. L., 1987: On Neoxysomatium macintoshii (Stewart, 1914) n. comb. (Nematoda: Oxyuridae) from a toad at Chandigarh

Sahay, S.; Sahay, U.; Verma, D. K., 1987: On Nephrostomum ramosum (Sonsino, 1895) Dietz, 1909 from a new host at Ranchi (Chontanagpur)

Bowden, S. R., 1988: On Pieris (Artogeia) marginalis macdunnoughii Remington (Pieridae)

Chandenier, J.; Benhamou, P. H.; Schechter, P. J.; Epelbaum, S.; Haegele, K., 1988: On a case of African trypanosomiasis treated in France using eflornithine

Bellissima, P.; Farruggia, G.; Zuccaro, I.; Vigneri, L.; Pulvirenti, M., 1987: On a case of cutaneous leishmaniasis

Masseo, A.; Pellicano, S.; Panagia, D.; Ioli, A., 1987: On a case of imported malaria in a child

Loschiavo, F.; Ventura Spagnolo, T.; D' Anna, S., 1987: On a case of visceral leishmaniasis in an adult

Vilenskaya, N. I.; Markevich, N. B., 1987: On a method of determining fecundity by the weight method, with an example in salmonid fishes

Im S., 1990: On a mixed linear model when the data are subject to selection

Halacka, J., 1989: On a more effective use of qualified labour on farms

Shinde, G. B.; Gaikwad, P. M., 1984: On a new cestode Krimi udgirensis n. sp. from Venellus indicus in India

Shinde, G. B.; Phad, A. N., 1986: On a new cestode Lytocestus marathwadaensis n. sp. from fresh water fish

Ashfaq, S.; Shinde, G. B., 1989: On a new cestode Sureshia aurangabadensis sp. nov. from Apus affinis at Aurangabad, MS

Agrawal, L. N.; Agarwal, G. P., 1984: On a new digenetic trematode Oudhia kanungoi n.sp. (Trematoda: Cephalogonimidae) from the intestine of a freshwater fish Rita rita (Ham.)

Agarwal, G. P.; Agrawal, L. N., 1984: On a new digenetic trematode, Eucreadium kulpaharensis n.sp. (Trematoda: Opecoelidae), from the intestine of a fresh water fish, Channa punctatus (Bl.)

Tompson, A. F. B., 1988: On a new functional form for the dispersive flux in porous media

Muralidhar, A.; Shinde, G. B.; Jadhav, B. V., 1987: On a new genus Kowsalyabothrium sp. nov. (Cestoda: Phyllobothriidae, Braun, 1900) from a marine fish, Trygon centrura at Machilipattanam, Andhra Pradesh

Gupta, V.; Johri, S., 1989: On a new genus Parasaurositus (Filariidae: Nematoda) from Trionyx gangeticus from Lucknow, UP

Agarwal, G. P.; Kumar, R., 1989: On a new monogenetic trematode Diplozoon dasashwamedhai sp. nov. from the gills of a fresh water fish Barilius bola (Ham)

Gupta, V.; Jaiswal, R. K., 1986: On a new nematode Aproctoides cameroni sp. nov. (family: Dipetalonematidae Wehr, 1935; subfamily: Splendidofilariinae Chaubaud et Choquet, 1953) from the intestine of a bird, Milvus migrans (Boddaert) from Lucknow

Hussain, S. A.; Rao, K. H.; Shyamasundari, K., 1983: On a new record of Neometadidymozoon polymorphus (Oshmarin and Mamaev, 1963) Yamaguti, 1971 from Bay of Bengal

Deshmukh, S. V.; Shinde, G. B., 1989: On a new species Silurotaenia behairvnathi sp. nov. (Cestoda: Proteocephalidae) from a fresh water fish Mastacembelus armatus from Aurangabad, M.S

Gupta, V.; Parmar, S., 1988: On a new species Silurotaenia vachai sp. nov. (family: Proteocephalidae La Rue, 1911) from a fresh water fish Eutropiichthys vacha from Lucknow

Agrawal, N.; Sharma, R., 1988: On a new species of Bicotyle Tripathi, 1954

Li, Kuei-chen.; Zhang, Rongguang.; Zeng, Yachun., 1987: On a new species of Macrostylophora Ewing from Gansu (Siphonaptera: Ceratophyllidae)

Dhar, S.; Dhar, R. L., 1989: On a new species of cestode (Anoplocephalidae): Moniezia (Moniezia) fotedari sp. nov. from sheep in Kashmir, India

Sharma, R.; Agrawal, N., 1988: On a new species of family Mazocraeidae

Deshmuck, A. L., 1986: On a new species of the genus Strongyluris Mueller, 1894 (Nematoda: Heterakidae) from India

Hasnain, M., 1989: On a new species of the genus Tremiorchis from the intestine of Rana cyanophlyctis

Srivastava, G. C.; Chhabra, R. C.; Bali, H. S., 1984: On a new species, Haemonchus ovis from sheep

Gupta, S.; Khera, S., 1988: On a new species, Myxidium labeonis from freshwater fishes of Punjab, India

Khan, A. R., 1986: On a new trematode Opisthorchis anasi sp. nov. from Kashmir

Manzer Hasnain; Sahay, U., 1987: On a new trematode Pleurogenoides jamshedpurensis sp. nov. (family: Lecithodendriidae) from the duodenum of Rana cyanophlyctis at Jamshedpur

Roy, B.; Tandon, V., 1990: On a new trematode belonging to the genus Velasquezotrema Eduardo & Javellana, 1987 from Bos indicus in Tripura (India)

Gupta S. P.; Khan, A. H., 1986: On a new trematode, Pseudoechinostomum ratti sp. nov. from a wild rat, Rattus norvegicus (Berkenhout) from Unnao district

Gupta, DK.; Gupta, N.; Yadav, P., 1988: On a new trypanoplasm from an Indian freshwater fish

Gottlich, K., 1987: On a peatland register of South Tyrol in the framework of the inventory for all wetlands

Moraes, R. H. P.; Veiga, R. M. O., 1988: On a rare anomaly in the genitalia of Lutzomyia migonei (Franca, 1920) (Diptera - Psychodidae - Phlebotominae)

Khramova, G. A.; Nizovskaya, N. V.; Krendeleva, T. E.; Pashchenko, V. Z., 1988: On a relationship between the components of the energy-transforming mechanism in chloroplast membranes of durum wheat cultivars

Jain, L. R.; Tendulkar, S. D., 1989: On a relationship between the real and the nominal relative disparities in the consumption of cereals in rural India

Anonymous, 1990: On a roll

Balletto, E.; Kudrna, O., 1989: On a small collection of butterflies from NW. Afghanistan (Province of Herat), with additions to the Afghan fauna and a checklist of the species known for this country

Waikagul, J.; Setasuban, P.; Vajrasthira, S., 1989: On a species of Paragonimus lung fluke metacercaria in Thailand

Nandi, A. P.; Majumdar, G., 1987: On a species of the genus Torquatoides (Williams, 1929) (Nematoda: Habronematidae) with a redescription of Torquatoides balanocephala (Gendre, 1922) from birds of West Bengal, India

Matsumoto, T.; Inoue, M., 1989: On a virus disease of azuki-bean plants occurring on Hachirogata reclaimed land (Ohgata village)

Jaffe, K.; Marquez, M., 1987: On agonistic behaviour among workers of the ponerine ant Ectatomma ruidum (Hymenoptera: Formicidae)

Boussard, J. M., 1989: On agricultural production functions

Semenovich, N. D.; Serdyuchenko, E. V.; Pozhidaeva, L. I., 1990: On an action of kanamycin on the formation of the photosynthetic apparatus in wheat seedlings

Bedarev, S. A.; Lebed, L. V.; Belenkova, Z. S., 1986: On an assessment-predictive scheme of yields for Kazakhstan forage lands using aerial photography

Sokoowska, Z.; Patrykiejew, A.; Sokoowski, S., 1989: On application of the exponential isotherm to the description of adsorption of water vapour by soil minerals and soils

Graham Tomasi, T.; Adamowicz, W. L.; Fletcher, J. J., 1988: On approximations to expected consumer surplus

Chang, W. H., 1989: On atomization of water flow in sprinkler irrigation

Malhi, C. S.; Brar, S. S., 1987: On avian damage to grapes

Rankov, V.; Uzunova, E., 1987: On biological removal of nutrients with green pea yield

Zhu, L. H.; Zhou, A. N.; Zhou, Y. Z.; Ding, L. Y.; Wang, H. X.; Xie, Q. J., 1987: On breeding of the glutinous cultivar 'Nannongda 2159'

Muthukrishnan, J.; Senthamizhselvan, M., 1987: On certain correlations between host parameters and parasitoid production

Yoshida, M., 1989: On changes of central wholesale market accounting

Stegmann, C., 1989: On choosing cropping patterns and rate of implementation of large irrigation projects

Anonymous, 1989: On course conservation: managing golf's natural heritage

Fu, Y. Y., 1989: On course for better health care

Kawaguchi, T.; Kennedy, T., 1989: On decision-making for maximum profit per unit of time from batch production

Crofts H.J., 1989: On defining a winter wheat

Zepp, H.; Schollmayer, G.; Schulte Kellinghaus, S., 1988: On denitrification in the unsaturated zone of a high groundwater sandy site in the Lower Rhine. 2. Estimation of the level of denitrification in the unsaturated zone of sandy soils

Schulte Kellinghaus, S.; Zakosek, H., 1988: On denitrification in the unsaturated zone of a high groundwater sandy site in the Lower Rhine: 1. Microbiological studies on denitrification in the unsaturated zone of sandy soils

Allaire F.R., 1989: On developing breeding objectives for economic efficiency in dairy cattle

Kirtley S.A.; Mcguire J., 1989: On differences in surface constitution of dairy product contact materials

Vargo, E. L., 1988: On differential reproduction among queens in polygyne colonies of the fire ant Solenopsis invicta

Qasem J.R.; Hill T.A., 1989: On difficulties with allelopathy methodology

Schadewald, S., 1986: On discriminating between Colias hyale Linne, 1758 and Colias alfacariensis Berger, 1948 (=australis Verity) (Lep., Pieridae)

Gaiha, R., 1989: On estimates of rural poverty in India

Edwards, S. F., 1989: On estimating household demand for outdoor recreation from property values: an exploration

Singh M., 1989: On estimation of harvest indices

Koch, Bl; Moore, Tc, 1990: On ethylene and stem elongation in green pea seedlings

Charnov E.L., 1990: On evolution of age of maturity and the adult lifespan

Juma, K. H.; Ali, M. H.; Eltawil, E. A., 1988: On factors affecting the incidence of mastitis in dairy cattle

Starikova, V. G., 1988: On factors influencing the dynamics of available phosphorus in dried alluvial peat soils

Bradshaw, S. H.; Fleming, R. J., 1989: On farm experience with an electronic sow feeding system

Levins, R. A., 1988: On farmers who solve equations

Torvela, M., 1989: On farmers' livelihood prospects in Ostrobothnia

Babeley, G. S.; Kandya, A. K., 1988: On finding out some suitable pretreatments for Cassia fistula Linn. seeds

Borisov, SN., 1990: On flight of Odonata to artificial light sources

Zaslavskaya, T. M.; Petrovskii, V. V., 1989: On flora of the northern spurs of the Anyuysky mountain range (western Chukotka)

Spelsberg, G., 1988: On foliage and fruiting in Norway spruce

Campanella O.H.; Peleg M., 1988: On food compression by soft machines

Gupta, V.; Fatma, S., 1987: On four acanthocephalan parasites of vertebrates from Uttar Pradesh and Tamil Nadu

Gupta, V.; Krishna, 1988: On four new species of monogenetic trematodes of the family Mazocraeidae Price, 1936 from fishes of India

Cline Cole, R. A.; Main, H. A. C.; Nichol, J. E., 1990: On fuelwood consumption, population dynamics and deforestation in Africa

Masters, K. S.; Lambert, M. J., 1989: On gender comparison and construct validity: an examination of the commitment to running scale in a sample of marathon runners

Keyzer, M. A., 1988: On general equilibrium analysis of international trade in agriculture

Dawson, P. J.; Lingard, J.; Woodford, C. H., 1989: On generalising firm-specific technical efficiency: the case of rice farms in Central Luzon, the Philippines

Singh M.; Hinkelmann K., 1990: On generation of efficient partial diallel crosses plans

Hansche P.E., 1990: On genetically remodeling the almond tree

Hakansson, S., 1988: On growth and competition in crop-weed stands

Ritterbusch, A.; Wunderlin, U., 1989: On growth and development - a spatio-temporal analysis of flower ontogenesis

Rajavelu, G.; Raja, E. E., 1988: On helminth parasites in domestic cat in Madras

Georggakakos, K. P.; Smith, G. F., 1990: On improved hydraulic forecasting - results from a WMO real-time forecasting experiment

Mielke, H., 1988: On integrated plant protection against foot diseases and parasitic overwintering damage in cereals

Mendes, L. F., 1987: On interspecific relationships in Thysanura. II. Endo- and ectoparasitism

Mendes, L. F., 1987: On interspecific relationships in Thysanura. III. Predation

Blidaru, S.; Dragoi, E.; Ceausescu, V., 1987: On involving hydrological research in land use improvement

Fujimoto, H.; Jisai, Y.; Horie, Y.; Yamazaki, M., 1988: On isolation of spiculisporic acid, a toxic metabolite from Talaromyces panasenkoi

Karg, W., 1989: On knowledge of the subgenera Geolaelaps, Alloparasitus and Laelaspis of the predatory mite genus Hypoaspis Canestrini, 1884 (Acarina, Parasitiformes)

Zhou, B. L., 1987: On land evaluation for production forestry

Nunes Liberato, J. M., 1989: On land policies and environmental considerations

Enter, J. H., 1989: On land use policies in the agricultural sector

Kormoss, I. B. F., 1989: On land use policies in the tourist sector in North-West Europe

Zigmant, A. M., 1989: On land use policies in tourism

Baschung, M., 1989: On legal aspects: land use control measures

Taerum, R., 1988: On list A: American flower thrips Frankliniella occidentalis

Hauser, R. J.; Eales, J. S., 1986: On marketing strategies with options: a technique to measure risk and return

Rinaldo, A.; Marani, A.; Bellin, A., 1989: On mass response functions

Neville, J. N., 1990: On matters of the heart: past, present, and future

Lewontin R.C., 1988: On measures of gametic disequilibrium

Kalirajan, K. P., 1989: On measuring the contribution of human capital to agricultural production

Gaiha, R., 1988: On measuring the risk of poverty in rural India

Ring, C.; Schlager, B., 1988: On meat quality in CO2-stunned pigs

Dolezal, J.; Kutnarova, M., 1989: On method of stable evaluation

Arai, H., 1988: On microorganisms in the tomb of Nefertari, Egypt

Chew, E. P.; Goh, C. J., 1989: On minimum time optimal control of batch crystallization of sugar

Kemp, M. J.; Nash, D. F. T.; Anderson, M. G., 1989: On modelling installation designs for soil water instrumentation, with particular reference to Casagrande type piezometer systems

Slavov, N.; Koleva Lizama, I.; Georgiev, G., 1987: On modelling water dynamics in spring and summer in a soil planted to wheat

Skatulla, U., 1989: On monitoring and forecasting the nun moth, Lymantria monacha L. with pheromone traps

Lucientes Curdi, J.; Sanchez Acedo, C.; Castillo Hernandez, J. A.; Estrada Pena, A., 1988: On natural infection of Leishmania in Phlebotomus perniciosus Newstead, 1911, and Phlebotomus ariasi Tonnoir, 1921, in the leishmaniasis focus of Zaragoza

Poulos, P. W, Jr; Brown, A., 1989: On navicular disease in the horse

Duggal, C. L.; Bedi, H., 1987: On one new and four already known species and subspecies of Opisthorchis Blanchard, 1895 (Trematoda: Opisthorchidae) infecting freshwater fishes of Punjab, India

Duggal, CL.; Sushma Gupta., 1987: On one new and one already known cestodes parasitizing blue rock pigeon, Columba livia at Chandigarh, India

Gupta, S.; Khera, S., 1988: On one new and one already known species of the genus Myxobolus from freshwater fishes of India

Kohli, V. K.; Kapoor, V. C.; Gupta, S. K., 1988: On one new genus and nine species of syrphid flies (Diptera: Syrphinae) from India

Sargent, P., 1989: On or off course?

Datta, B., 1988: On oriental Cicadellidae (Homoptera: Insecta)

Lieberherr Gardiol, F.; Stucki, E.; Spring, J. L.; Lieberherr, B., 1987: On our mountains when nature the Pays d'Enhaut facing up to the future

Schmid, B. H., 1989: On overland flow modelling: can rainfall excess be treated as independent of flow depth?

Dyusembaev, E. B.; Alikhanov, Sh A., 1987: On phoresy of soil-inhabiting mites on insects in central Kazakhstan

Shrivastava, G. C.; Gupta, A. B., 1984: On phytotoxic activity of Hydrodictyon reticulatum Lagerheim

Martin M.H.; Goldsmith M.H.M.; Goldsmith T.H., 1990: On polar auxin transport in plant cells

Kan, S., 1989: On policies for tourism areas - south Antalya tourism development project

Genuchten, P. M. B. van; Rijke, H. de, 1989: On pore water pressure variations causing slide velocities and accelerations observed in a seasonally active landslide

Dahse I.; Bernstein M.; Mueller E.; Petzold U., 1989: On possible functions of electron transport in the plasmalemma of plant cells

Kolupaev Yu E.; Sysoev L.A.; Manoilo T.A.; Kostenko I.V., 1989: On possible mechanisms of changes in invertase activity in wheat coleoptiles during cold hardening

Sobolev, A. M.; Azarkovich, M. I.; Chayanova, S. S., 1990: On possible resumption of storage protein synthesis during seed germination. 1. Abscisic acid-stimulated synthesis of some proteins in castor bean endosperm

Kirk, G. J. D.; Staunton, S., 1989: On predicting the fate of radioactive caesium in soil beneath grassland

Braithwaite, LW.; Austin, MP.; Clayton, M.; Turner, J.; Nicholls, AO., 1989: On predicting the presence of birds in Eucalyptus forest types

Latzsch, D.; Heidenreich, T.; Schmidt, T., 1990: On projecting technological processes and methods of animal production

Simsek, Y., 1987: On provenance selection of Douglas fir (Pseudotsuga menziesii) in the Black Sea area of Turkey

Ilyin, V. B., 1988: On providing of soils of Western Siberia with microelements and application of microfertilizers

Novy, L., 1989: On questions of soil moisture measurement

Liu, Y. Y., 1986: On quick measurement of trafficability of soft soil

Betticher, A. M., 1989: On rational use of land - basis and limiting factor of our development

Udovidchenko, L. P.; Mazepin, K. G.; Kurakov, V. I., 1989: On reducing nitrogen loss from fertilizers

Sankar, G. R. M.; Velayutham, M., 1988: On refining soil critical limits based on response distribution using discriminant analysis

Loyttyniemi, K., 1985: On repeated browsing of Scots pine saplings by moose (Alces alces)

Zeller, W., 1989: On research and control of apple powdery mildew

Wachter, V.; Bauch, G., 1988: On resistance strategies and problems of breeding for disease resistance in cereals

Bromley, D. W.; Chavas, J. P., 1989: On risk, transactions, and economic development in the semiarid tropics

Mortimer A.M.; Sutton J.J.; Gould P., 1989: On robust weed population models

Normand, D., 1988: On rosewoods of Madagascar

Papenfuss, R.; Bittner, K., 1987: On schedule and current

Karshibaev, Kh K., 1989: On seed quality in Glycyrrhiza and Meristotropis species

Tabuchi, K.; Furukoshi, T., 1980: On seedling variants derived form self-pollination of seeds of sugi, Cryptomeria japonica D. Don

Majer, A., 1987: On sessile oak species

Chuprova, V. V.; Zolotukhin, G. E.; Yefremov, A. A., 1988: On several changes of the functional composition of humic acids of chernozems in Krasnoyarsk forest-steppe in the process of land utilization

Wei, H. J., 1987: On several problems of Chinese bamboo tussock moth

Epplen, J. T., 1988: On simple repeated GATCA sequences in animal genomes: a critical reappraisal

Ryan J.P., 1989: On simplifying ruminal fermentation techniques in vitro

Nemeth, A., 1988: On slaughter beef production and its prospects

Johansson, P. O., 1984: On socially optimal cutting rules when forest lands are managed partly for nontimber purposes

Horibe, K.; Wang, Y.; Tojoh, T., 1988: On solar drying of woody biomass

Perez Morales, C.; Penas Merino, A., 1990: On some Iberian Doronicum

Delvinquier, BLJ., 1988: On some Nyctotheridae of the Australian Anura with a description of Nyctotheroides raffae n. sp

Trematerra, P., 1987: On some Tortricoidea caught in the Molise region (Lepidoptera)

Gupta, V.; Fatma, S., 1987: On some acanthocephalan parasites (family-Rhadinorhynchidae Travassos, 1923) from marine fishes of Kerala, Puri and Tamil Nadu

Sugonyaev, S., 1988: On some actual problems of Trichogramma taxonomy

Zonn, I. S., 1990: On some approaches to typification of desert formation

Arya, S. N., 1984: On some camallanid nematodes from marine fishes of India

Pan, G.; Tang, G.; Du, S.; Li, Z.; Zhang, F.; Zou, G.; Zheng, W., 1989: On some characteristics of the hybrid of mirror carp crossed with CyCa hybrid

Munoz, M. V.; Fernandez, J. P.; Orts, M. E.; Carbonell, E., 1988: On some cucullanid nematode parasites of Conger conger (L.) from the inshore waters of Valencia

Etman, AAM., 1989: On some factors influencing the population dynamics of Spodoptera littoralis (Boisd.), Sp. exigua (Hbn.), Syngrapha circumflexa (L.), Autographa gamma L., and Heliothis armigera (Hbn.) (Lep., Noctuidae) in Egypt

Chandrasekhara Rao, G., 1989: On some free-living marine nematodes of the Bay Islands

Imam, E. A.; Ramadan, E. I.; Derahlli, F. S., 1987: On some internal protozoa infecting some Nile fishes in Egypt

Dubovik, I. E., 1988: On some mechanisms of soil algal flora distribution in the depressions of the Central Yakutia

Scholze, P., 1987: On some noteworthy records of weevils (Col., Curculionidae) in the northern GDR

Haeselbarth, E., 1989: On some parasitic Hymenoptera attacking the cereal leaf beetle Oulema lichenis (Voet) (Coleoptera, Chrysomelidae) in southern Bavaria

Havel, J.; Nemeckova, D., 1988: On some problems of farm structures in developing countries

Bhasker, C. G.; Achuthan, H. N., 1988: On some protozoan parasites of equines

Lal, D. N.; Prasad, R., 1988: On some socio-economic and population measures for fertility control

Travassos Santos Dias, J. A., 1987: On some species of tabanids (Diptera - Tabanidae) in the collection of the Musee Royal de l'Afrique Centrale

Manilla, G., 1984: On some ticks (Acari: Ixodoidea) fortuitously collected in foreign countries and considerations on emergent diseases

Thompson, RT.; Alonso-Zarazaga, MA., 1988: On some weevil species described by Linnaeus (Coleoptera, Curculionoidea)

Simo, T., 1988: On specialized cooperative farms

Macko, J. K., 1984: On species area concepts in migrating vertebrates in the light of the distribution of their parasites. Problems of the distribution of animals, I

Srinivasan, T. N., 1989: On studying socio-economic change in rural India

Turubanova, L. P.; Mirkin, B. M., 1988: On successions in the Phalaroides arundinacea (Poaceae) stands in the middle taiga region

Loyttyniemi, K., 1987: On survival of mukusi (Baikiaea plurijuga Harms) seedlings in the teak forests and in the Copperbelt

Loreau, M., 1989: On testing temporal niche differentiation in carabid beetle

Huehn M.; Nassar R., 1989: On tests of significance for nonparametric measures of phenotypic stability

Pretzsch, H., 1987: On the 'normal growth' of Scots pine in the Upper Palatinate

Loeser, H., 1988: On the 1988 gerbera information day in Heidelberg

Schulz, H.; Marutzky, R., 1989: On the 60th birthday of Prof. G. Kossatz

Kohn, A.; Fernandes, BMM.; Gibson, DI.; Froes, OM., 1990: On the Brazilian species of halipegine genera (Trematoda: Derogenidae) from fishes, with new morphological data, hosts and synonyms

Chen, C. C.; Huang, Y. L.; Chen, H. T.; Chen, Y. P.; Hsu, H. Y., 1988: On the Ca++-antagonistic principles of the flower buds of Magnolia fargesii

Kooy, R. F.; Ashall, F.; van der Ploeg, M.; Overdulve, J. P., 1989: On the DNA content of Trypanosoma cruzi

Andrikovics, S., 1988: On the Ephemeroptera fauna of the mid-Tisza, with two caenid species new to the fauna of Hungary

Yudina, V. F., 1988: On the European cranberry in Soviet Karelia

Monserrat, V. J., 1986: On the Iberian Neuroptera (IV) (Neur.)

Nieves Aldrey, J. L.; Pujade, I.; Villar, J., 1986: On the Iberian species of Section II (Mayr, 1872) of the genus Synergus Hartig, with a description of a new species (Hym., Cynipidae, Cynipinae)

Beaucournu, J. C.; Aubert, M. F. A., 1986: On the Mallophaga of wild carnivores in France (Mallophaga: Trichodectidae)

Song, J. S.; Nakanishi, S., 1985: On the Pinus pumila scrub of Mt. Sulak, Korea

Mazokhin Porshnyakov, G. A.; Lyubarskii, G. Yu; Semenova, S. A., 1987: On the ability of bees and wasps to make alternative choices

Owen, J.; Gilbert, FS., 1989: On the abundance of hoverflies (Syrphidae)

Oke, B. O.; Aire, T. A.; Adeyemo, O., 1988: On the accessory reproductive glands of the male African giant rat

Carrillo Urrutia, P.; Alvarez Vicente, P., 1988: On the accuracy of gravimetrical soil moisture measurement

Avila, J. L.; Hernandez Morales, D.; Polegre, M. A.; Convit, J., 1989: On the acid phosphatase isoenzymes existing in American Leishmania promastigotes

Lobinger, G.; Skatulla, U., 1989: On the action of a cytoplasmic polyhedrosis virus on the lesser pine sawfly (Pristiphora abietina (Christ.))

Zohdy, G. I.; Abo Taka, S. M., 1989: On the action of some chemosterilants on the biology of the predatory mite Amblyseius gossipi (El-Badry)

Stachewicz, H.; Burth, U., 1989: On the activity of Bercema Tricosal towards storage rots and emergence diseases in seed potatoes

Leonard, W. R., 1989: On the adaptive significance of energetic efficiency

Kim, E. L., 1986: On the additivity of some physico-chemical properties in mixtures of individual samples of derno-podzolic soil

Revuczki, B., 1990: On the administration of Pathozone in the therapy of sheep mastitis

Tranvik, L.; Eijsackers, H., 1989: On the advantage of Folsomia fimetarioides over Isotomiella minor (Collembola) in a metal polluted soil

Coude Gaussen, G.; Rognon, P., 1988: On the aeolian origin of some calcretes on Fuerteventura Island (eastern Canaries)

Kostov, R.; Vitanov, I.; Denev, I.; Raikov, R., 1985: On the aetio-pathogenesis and epizootiology of myiasis in livestock

Wells, J. C., 1989: On the agricultural performance of developing nations, 1950-85

Firbank L.G.; Watkinson A.R., 1987: On the analysis of competition at the level of the individual plant

Najdekr, M., 1989: On the analysis of glued double-skin wood-based components

Johnston, A. W. B.; Firmin, J. L.; Rossen, L., 1988: On the analysis of symbiotic genes of Rhizobium

Li, Z. M., 1986: On the anatomy of Dadoxylon taiyuanensis

Sasaki, K.; Matsumori, K., 1988: On the annual change of soil hardness after land consolidation and in converted paddy fields

Richter, K.; Klausnitzer, B.; Zimdars, A., 1986: On the ant fauna of different urban-influenced ruderal places in the district of Leipzig (Hym., Formicidae) (Studies on the urban A-E degree, 3rd contribution)

Srikanth, G. K.; Nandeesha, M. C.; Keshavanath, P.; Varghese, T. J.; Shetty, H. P. C.; Basavaraja, N., 1989: On the applicability of a mixed feeding schedule for common carp, Cyprinus carpio Var. Communis

France J.; Calvert C.C.; Baldwin R.L.; Klasing K.C., 1988: On the application of compartmental models to radioactive tracer kinetic studies of in vivo protein turnover in animals

Hinz, B.; Daebeler, F.; Belau, L., 1987: On the assessment of damage from pea aphids in fodder peas

Caballero R.A.; Seidel D., 1988: On the assessment of insect pest attack in wrapper tobacco

Kronfellner Kraus, G. et al., 1988: On the assessment of torrents - the Durnbach

Weber, I.; Meyer, U.; Kegler, H., 1989: On the assessment of virus concentration as a trait of quantitative virus resistance in the model cucumber-cucumber mosaic virus

Gokte, N.; Swarup, G., 1988: On the association of bacteria with larvae and galls of Anguina tritici

Jain R.K.; Mishra M.D., 1989: On the association of rice tungro virus components with tungro disease

Varaprasad, R. K. S.; Mathur, V. K.; Rao, B. R. R., 1987: On the association of some plant parasitic nematodes with corkwood tree, Duboiscia myoporoides and remarks on abnormalities in males of Meloidogyne incognita

Williamson J.A.; Amos C.I., 1990: On the asymptotic behavior of the estimate of the recombination fraction under the null hypothesis of no linkage when the model is misspecified

Gokte, N.; Mathur, VK., 1988: On the attractiveness of paddy seedlings to Aphelenchoides besseyi

Rein Schaub, J.; Otto, K.; Jacob, H., 1988: On the baking quality of important plum and damson varieties

Seibel, W., 1989: On the baking quality of wheat and wheat milling products. Quality of varieties, milling products and bread

Kulik, A. V.; Timoshin, A. A., 1987: On the behaviour of the Colorado beetle in extreme conditions

Kristrom, B., 1989: On the benefits of preserving virgin forests

Muller Wegener, U., 1986: On the binding of amino acids, peptides and proteins to humic material

Poetschke, J., 1990: On the bioclimatic assessment of a tropical location for intensive animal production

Kawakami, H.; Kusajima, S.; Kutsuna, S., 1987: On the biodegradation of organic components, especially cutin, of Japanese cedar leaf litter

Chen, R. S., 1989: On the biological and economic traits of Min pigs (a review)

Aleshin, N. E., 1988: On the biological role of silicon in rice

Olckers, T.; Hulley, PE., 1989: On the biology and Solanum host range of Conchyloctenia tigrina Oliv. (Chrysomelidae: Cassidinae)

Heinrich, V.; Springborn, B., 1986: On the biology and distribution of shark moths in the Templin District (Lep., Noctuidae)

Broschewitz, B.; Daebeler, F., 1987: On the biology and harmfulness of the cabbage stem weevil (Ceutorhynchus quadridens Panz.) on winter rape

Thieme, T., 1989: On the biology and morphology of Aphis armata Hausmann, 1802 (Hom., Aphididae)

Thieme, T.; Gottschalk, H. J., 1989: On the biology and morphology of Uroleucon (Uromelan) doronici (Borner, 1942) (Hom., Aphididae)

Nedeva, I., 1988: On the biology of Bothriocephalus acheilognathi Yamaguti, 1934 (Bothriocephalidae)

Pillai, G. B.; Nair, K. R., 1990: On the biology of Calleida splendidula (F) (Coleoptera Carabidae), a predator of the coconut leaf eating caterpillar, Opisina arenosella Wlk

Hinaidy, H. K.; Supperer, R., 1988: On the biology of Dipylidium caninum. Communication 1

Trager, B.; Grosse, W. R., 1987: On the biology of Lucilia sericata and its usefulness as a pollinator of crop plants

Toskina, IN., 1987: On the biology of Oligomerus brunneus Olivier (Coleoptera, Anobiidae)

Ghosh, S. M.; Abdurahiman, U. C., 1988: On the biology of Pediobius imbreus (Hymenoptera: Eulophidae), a hyperparasite of Opisina arenosella, the black-headed caterpillar of coconut

Krivosheina, M. G., 1986: On the biology of ephydrids (Diptera, Ephydridae) in anthropogenic landscapes of desert zone

Rusek, G., 1987: On the biology of lung nematodes of the genus Metastrongylus

Yadav, US.; Walia, RK., 1988: On the biology of pigeonpea cyst nematode, Heterodera cajani Koshy, 1967

Ruhm, W., 1987: On the biology, ecology and phenology of Calvertius tuberosus Germ. & Ferm. (Col., Curculionidae) on araucaria (Araucaria araucana (Mol.) Koch)

Kon, T.; Okutsu, Y.; Suga, R.; Hirayama, H.; Nemoto, H., 1986: On the breeding of a new upland rice cultivar, Toyohatamochi

Sato, S.; Kanbayashi, Y.; Goto, S.; Kikuchi, E.; Obuchi, K.; Sakurada, H.; Chuba, M.; Oba, S.; Tanifuji, Y.; Watanabe, M., 1987: On the breeding of the new paddy rice variety Shonai 32

Wolf, E. C., 1987: On the brink of extinction: conserving the diversity of life

Kim, C. W.; Ito, M., 1987: On the bumblebees from the Korean Peninsula (Hymenoptera, Bombidae)

Kudrna, O.; Leigheb, G., 1988: On the butterflies (Lepidoptera: Rhopalocera) of some Tyrrhenian islands (southern Italy)

Semaika, M. R.; Rady, M. A., 1988: On the calculation of crop coefficient when estimating crop water requirements

Finner, H.; Kunert, J.; Sonneman, E., 1989: On the calculation of the effectiveness of pesticides

Korobeinikov, Yu I., 1988: On the carabid fauna (Coleoptera, Carabidae) of the alpine regions of the southern Urals

Vos, W. M. de, 1989: On the carrier state of bacteriophages in starter lactococci: an elementary explanation involving a bacteriophage resistance plasmid

Deki, T.; Furutani, S.; Suzuki, Y.; Kanzaki, K., 1988: On the case of surface erosion on a steep forest road

Gruntzig, M.; Fuchs, E.; Kratkova, J.; Kegler, H.; Kleinhempel, H.; Richter, J., 1989: On the causal agent of detrimental canker of sweet and mazzard cherry in the GDR

Diakosavvas, D., 1989: On the causes of food insecurity in less developed countries: an empirical evaluation

Esser, R., 1986: On the causes of forest fires

Feng, H. F., 1990: On the change trend and growth pattern of total productivity of essential factors in China's agriculture

Mikhailova, N. F.; Tarasov, A. V., 1989: On the character of Cirsium arvense (Asteraceae) infestations

Takimoto, Y.; Kou, S., 1988: On the characteristics of a chainsaw made in China

Post B.; Hempfling R.; Klamberg H.; Schulten H R., 1988: On the characterization of humic substances in soils

Morsy, T. A.; El Missiry, A. G., 1990: On the characterization of the flagellate parasite of uncertain identity from the brown rats and dogs in Egypt

Anonymous, 1989: On the characters of water physiology of ten shrub species

Baffes, J.; Vasavada, U., 1989: On the choice of functional forms in agricultural production analysis

Sharma, O. P.; Dogra, A. K., 1988: On the chromosomes of the three acridid species (Acrididae: Acridoidea)

Boucher W.; Cotterman C.W., 1990: On the classification of regular systems of inbreeding

Lopez Ruf, M.; Bachmann, A. O., 1987: On the classification of the American Naucoroidea (Heteroptera)

Drozdovskii, E. M., 1989: On the classification of the class Nematoda to subclass level and on the phylogenetic relationships between some groups belonging to the Chromadoria line of Nematoda

Barutzki, D.; Gothe, R., 1988: On the coccidian fauna of sheep: specific identification of oocysts

Ogden, J., 1989: On the coenospecies concept and tree migrations during the oscillations of the Pleistocene climate

Shikui P., 1987: On the combination of multitemporal satellite and field data for forest inventories

Chavas, J. P.; Stoll, J.; Sellan, C., 1989: On the commodity value of travel time in recreational activities

Stoyanov, B. G.; Fedorov, S. M.; Selisskii, G. D.; Agakishiev, D. D.; Alchangyan, L. V., 1989: On the complex prophylactic and therapeutic measures against dermatoses in workers in contact with organophosphorus pesticides

Lipp, J. J. M., 1989: On the composition of honey and a method for the detection of honey adulteration

Kuehne T.; Schubert J.; Plobner L.; Stanarius A., 1988: On the composition of the beet cryptic virus complex and the structure of its virus components

Vasil' ev, V. P., 1988: On the concept of the economic damage threshold

Greer, D. L.; Lacy, M. G., 1989: On the conceptualization and measurement of attitudes toward play: the Webb scale and the GOS

Dimitrov, G., 1987: On the conditions and proceses accounting for solonchak, solonetzic and solodic soil-formation

Cleveland, S.; Fryer, J. G.; Karlberg, J., 1989: On the construction of cross-sectional statistical standards for growth

Lahtinen A., 1988: On the construction of monotony preserving taper curves

Schanda, E., 1987: On the contribution of volume scattering to the microwave backscattered signal from wet snow and wet soil

Golovin, P.; Golovina, N., 1988: On the control of Ichthyophthirius infestation

Wei, A. J.; Qi, Y. H.; Du, H. L., 1987: On the control of soft rot disease of Camellia oleifera

Gruncharov, I.; Dombalov, I.; Toneva, A.; Kirilov, P.; Pelovski, Y., 1988: On the conversion of carbon with water vapor the thermochemical decomposition of phosphogypsum

Benz, G., 1988: On the correct name of the grey larch budmoth (Lepidoptera, Tortricidae)

Moralev, S. N., 1986: On the correlation between the anticholinesterase activity of organophosphorus compounds and their toxicity to the grain aphid

Smith, R. C. G.; Choudhury, B. J., 1990: On the correlation of indices of vegetation and surface temperature over south-eastern Australia

Lenhard, R. J.; Parker, J. C.; Mishra, S., 1989: On the correspondence between Brooks-Corey and van Genuchten models

Ruck, B.; Schmitt, F.; Kihm, G., 1988: On the course of damage in forest stands with wind-exposed margins

Zeise, K.; Seidel, D.; Amelung, D., 1990: On the course of infection by Verticillium dahliae Kleb. on winter rape

Relova, R.; Pohlan, J.; Franke, G., 1989: On the critical time span of the weed competition in coffee seedbeds in Cuba

Silk W.K., 1989: On the curving and twining of stems

Phillips, H. F., 1988: On the cutting edge

Larsson, JIR., 1989: On the cytology and life cycle of Cougourdella polycentropi Weiser, 1965, with comments on the taxonomy of the genus Cougourdella Hesse, 1935 (Microspora, Cougourdellidae)

Yadav, JS.; Dange, MP., 1989: On the cytology of two species of Necrobia (Oliv.) (Coleoptera: Cleridae)

Nazarov, V. V., 1987: On the damage of fruits of orchids by larvae of the leaf-roller Lobesia crimea Flkv. (Lepidoptera, Tortricidae) in the Crimea

Masalkina, T. M.; Kachalova, N. A., 1989: On the dark-bell and net with removable sacks methods for counting blood-sucking mosquitoes

Larsen, H. E.; Munch, B.; Olsen, J. E.; Nansen, P., 1989: On the death of infectious agents and on the risk of infection during degradation of domestic animal manure in biogas production

Jalass, G.; Schwarzbach, R., 1988: On the definition and effect of productivity factors in agriculture

Crawford V.P., 1990: On the definition of an evolutionarily stable strategy in the playing the field model

Anderson, G. J.; Connor, W. E., 1989: On the demonstration of omega -3 essential-fatty-acid deficiency in humans

Dewitz, K. D.; Kuschy, B.; Otto, T., 1988: On the density of wood cement. Part 1

Forster, H., 1990: On the depletion of magnesium in soils of high altitudes of the inner Bavarian Forest

Grassia, A., 1988: On the depth distribution of an applied tracer in groundwater field experiments

Sager, D., 1988: On the determination of Young's modulus in farm materials

Knaus, A. A., 1987: On the determination of parameters of the rim of a disc roller

Stadler, T.; Cappozzo, H. L., 1988: On the development and life strategy of Dysdercus albofasciatus (Berg, 1878) (Hemiptera, Pyrrhocoridae) - a pest of cotton in Argentina

Murayama, S.; Kobayashi, H.; Matsuo, T., 1987: On the development of hybrid off-road vehicles (I)

Heynoldt, J., 1988: On the development of productivity wages for state farms in developing countries

Lynas, M. G.; Hartzenberg, T., 1986: On the development of strategies for establishing economic activities in an area of KwaZulu: a concept study

Neuwirt, E., 1988: On the diagnosis of encephalitozoonosis (nosematosis) in rabbits; comparison of direct and indirect serological tests

Micklisch, F.; Zieger, B. W., 1987: On the diagnosis of urogenital Schistosoma infection - observations on 107 patients

Achkov, N.; Nedyalkov, S.; Filcheva, E., 1989: On the diagnostic horizons of hydromorphous mountain-meadow soils

Sumenkova, N. I., 1989: On the diagnostic value of morphological and allometric characters of the species of Coslenchus (Nematoda: Tylenchidae)

Chauhan, L.; Dayal, R., 1987: On the diagnostic value of some anatomical features in the identification of Adina Salisb. and Mitragyna Korth

Gezenchova, L., 1988: On the differences in the boundary values and determination methods for molybdenum in plants

Tanabe, H., 1986: On the dimension of tractor on the slope field. (4) The side slip angle on the different running surface

Calver, A.; Wood, W. L., 1989: On the discretization and cost-effectiveness of a finite element solution for hillslope subsurface flow

Saidov, M. S., 1989: On the discussion about congenital toxoplasmosis. Remarks on the paper of A. Ya. Lysenko and M. M. Asatova Toxoplasmosis: facts and fiction. III. Congenital toxoplasmosis

Steinbrink, H., 1989: On the distribution of Stomoxys calcitrans (Diptera, Muscidae) in stalls

Woolhouse M.E.J.; Chandiwana S.K.; Bradley M., 1990: On the distribution of schistosome infections among host snails

Abdullaev, A.; Gorenkova, L. G.; Ivanishchev, V. V., 1989: On the distribution of some enzymes of C4-acid metabolism in rye chloroplasts

Dudich, A.; Szabo, I., 1985: On the distribution of the species of Megabothris Jordan, 1933 and Nosopsyllus Jordan, 1933 (Siphonaptera: Ceratophyllidae) in Hungary

Hartmann, M., 1985: On the distribution of the species of the group of Asaphidion flavipes L. (Col., Carabidae)

Tovornik, D., 1984: On the distribution of the tick Ixodes (Exopalpiger) trianguliceps (Birula, 1895) (Arachn., Ixodidae) in Yugoslavia

Denzer, D. J.; Fuchs, M. E. A.; Stein, G., 1987: On the diurnal rhythm of Blattella germanica L. (Orthopt., Blattellidae). 1. Nymphs and males

Gadgil, M.; Iyer, P., 1989: On the diversification of common-property resource use by Indian society

Weidelt, H. J., 1988: On the diversity of tree species in tropical rain forest ecosystems

Gladwin, C. H., 1989: On the division of labor between economics and economic anthropology

Travassos Santos Dias, J. A., 1988: On the doubtful occurrence on Sao Tome of Aponomma exornatum (Koch, 1844) (Acarina - Ixodoidea)

Sinai, G.; Jain, P. K.; Hillel, D., 1987: On the drainage of irrigated lands under sequential water application

Buchrieser, V.; Brosch, R.; Buchreiser, C.; Miorini, T.; Sixl, W., 1989: On the drinking water situation on the Cape Verde Islands (Island of Santiago)

Tegene, A., 1988: On the dynamics of agricultural supply

Braun, P.; Sohner, S.; Kranz, J., 1989: On the dynamics of fungicide resistant mildew populations

Zhang, X. Z., 1989: On the ecocycle in arid land from the view of the 'five elements'

Schonborn, C., 1988: On the ecology of Macrolepidoptera of clearings in the Plothen pond area (Gera county) (Lep.)

Kalvelage, H., 1987: On the ecology of Rhipicephalus evertsi mimeticus Donitz, 1910

Benabid, A., 1984: On the ecology of forest trees in southwestern mediterranean Australia: application to the Maghreb

Zumr, V., 1987: On the ecology of the little known bark-beetle Phthorophloeus spinulosus Rey 1883 (Coleoptera, Scolytidae) on Norway spruce (Picea excelsa Link.)

Karamaouna, M., 1990: On the ecology of the soil macroarthropod community of a mediterranean pine forest (Sophiko, Peloponnese, Greece)

Kegler H.; Kontzog H G.; Richter J., 1989: On the ecology of tobacco rattle virus

Hoppe, H. H.; Kellner, G.; Deuker Isermeyer, B., 1989: On the economic efficiency of disease control in susceptible and resistant winter wheat varieties

Lobovikov, T. S.; Chazhengin, A. V., 1988: On the economic evaluation of failures in logging equipment

Leslie, A. J., 1989: On the economic prospects for natural management in temperate hardwoods

Kitao, K., 1986: On the economic structure of larch-forestry in Hokkaido. Analysis of the current state of the 'marginal' silvicultural area

Lofgren, Kg, 1988: On the economic value of genetic progress in forestry

Lofgren, K. G., 1987: On the economic value of genetical progress in forestry

Brown, B. G.; Murphy, A. H., 1988: On the economic value of weather forecasts in wildfire supression mobilization decisions

Szebiotko, K.; Czarnecka, M.; Piasecki, M., 1988: On the effect and production of starter cultures of lactic acid bacteria for silage making

Brabec F.; Roeper S., 1988: On the effect of chimerical composition and of polyploidy on the formation of plasmodesmata

Bowe, R.; Seidel, H.; Voigt, B., 1989: On the effect of dried yeast products as slow release fertilizers

Kazaryan, V. O.; Vartanyan, G. E.; Mnatsakanyan, L. A., 1989: On the effect of nitrogen nutrition on growth rate and balance of physiologically-active substances in separate organs of sunflowers and lilac

Ito, N.; Wang, X. L., 1988: On the effect of pivot location and the tread on the turnability of the tracked vehicle

Firbank, L. G.; Watkinson, A. R., 1990: On the effects of competition: from monocultures to mixtures

Heyer, W.; Chiang Lok, M. L.; Cruz, B., 1988: On the effects of temperature and host plant on the development of Andrector ruficornis (Oliv.) (Coleoptera: Chrysomelidae)

Kumar, D.; Mishra, BK.; Dey, RK.; Biswas, B., 1989: On the efficacy of carbonic acid as anaesthetic for Indian major carp

Barcelo Vila, L. V., 1988: On the efficiency of agrarian reform in Andalusia. A reply

Steiner, U.; Oerke, E. C.; Schonbeck, F., 1988: On the efficiency of induced resistance under practical cultivation conditions. IV. Infection and yield of winter barley cultivars with induced resistance and after fungicide treatment

Liebert F.; Matkowitz R.; Gebhardt G., 1989: On the efficiency of lysine in pigs in dependence on the form of supply

Karaev, Z. O.; Pakhomova, E. N., 1987: On the epidemiology of Candida infection

Serra, T.; Bras, J.; Portus, M.; Jover, L.; Font, I.; Gallego, J., 1987: On the epidemiology of parasitic intestinal protozoa in Barcelona

Samarina, A. G.; Kostrova, G. N.; Ovsyannikova, V. N.; Ivon, V. G., 1987: On the epidemiology of zoonotic microsporosis

Haas, S., 1987: On the epigeic macrofauna of xerothermic and cultivated localities in Albeins (South Tyrol, Italy); with special attention to ground beetles (Carabidae)

Shikasho, S.; Hiramatsu, K.; Tohara, Y.; Mori, K., 1989: On the equivalent roughness in the kinematic runoff model

Mohanasundaram, M.; Muniappan, R., 1990: On the eriophyid fauna of Trinidad and Guyana: description of a new genus and species (Acari: Eriophyidae)

Trager, W., 1990: On the establishment in culture of isolates of Plasmodium falciparum

Kool J.B.; Parker J.C.; Zelazny L.W., 1989: On the estimation of cation exchange parameters from column displacement experiments

Voldner, E. C.; Alvo, M., 1989: On the estimation of sulfur and nitrogen wet deposition to the Great Lakes

Jacquet, L., 1988: On the eve of a new coffee season, the International Coffee Organization maintains its unity on the basis of a new form of agreement

Charnov E.L.; Stephens D.W., 1988: On the evolution of host selection in solitary parasitoids

Michod R.E.; Hasson O., 1990: On the evolution of reliable indicators of fitness

Panov, AA., 1988: On the evolution of the retrocerebral endocrine complex in Orthoptera (Insecta)

Di Giovanni L.; Cochrane A.H.; Enea V., 1990: On the evolutionary history of the circumsporozoite protein in plasmodia

Gray M.W.; Cedergren R.; Abel Y.; Sankoff D., 1989: On the evolutionary origin of the plant mitochondrion and its genome

Monson, R. K., 1989: On the evolutionary pathways resulting in C4 photosynthesis and crassulacean acid metabolism (CAM)

Marin, A.; Corrochano, L. M.; Medina, J. R., 1987: On the evolutionary rate of pseudogenes

Sklyarov, N. A., 1987: On the expediency of spring spraying

Sinev, S. Yu, 1988: On the fauna of gelechioid moths (Lepidoptera: Blastobasidae, Batrachedridae, Blastodacnidae, Stathmopodidae, Chrysopeleiidae, Cosmopterigidae) of Vietnam

Kadyrov, A. Kh, 1988: On the fauna of scolytids (Coleoptera, Scolytidae) of tree species of south-western Tadzhikistan

Gafarov, S., 1987: On the fauna of syrphid flies (Diptera, Syrphidae) - aphidophages of Tadzhikistan

Samedov, N. G.; Alekperova, V. A., 1988: On the faunistic complexes of Coleoptera in agrocoenoses of grapevine in north-eastern Azerbaidzhan

Pal, S. P., 1989: On the feasibility of reducing budgetary food subsidies in India

Kotwicki, V., 1987: On the feature of rainfall-runoff modelling in arid areas - Lake Eyre case study

Meunier Salaun, M. C.; Faure, J. M., 1984: On the feeding and social behaviour of the laying hen

Naumovski, M., 1988: On the feeding of grass carp (Ctenopharyngodon idella Val.) in pond conditions

Potapov, R. L., 1989: On the feeding of ptarmigans, Lagopus mutus pleskei Sserebr., on nuts of Pinus pimila

Oldewage, WH. van As, JG., 1988: On the fine structure of female Caligus infestans Heller, 1865 (Copepoda: Siphonostomatoida)

Zimmermann, R., 1984: On the first thinning of Scots pine in the Leipzig region

Chaker, E.; Ben Becher, S.; Gargouri, S.; Baraket, Z.; Hmida, S.; Boudhina, T.; Hamza, M., 1987: On the first two cases of human infection with Heterophyidae and their treatment with praziquantel

Beauchamp G.; Kacelnik A., 1990: On the fitness functions relating parental care to reproductive value

Filgueiras, T. S.; Pereira, B. A. S., 1988: On the flowering of Actinocladum verticillatum (Gramineae: Bambusoideae)

Bokareva, L. I.; Gubaz, E. Sh, 1988: On the flowering of Phyllostachys meyeri McClure

Maloupa Ikonomou, E.; Jacques, M., 1988: On the flowering of Weigela florida Bristol Ruby

Ouchi, Y., 1987: On the forestry of selection cutting at Imasu of Gifu Prefecture

Johansson, P. O., 1989: On the formulation of willingness to pay questions

Nagatsuka, S.; Shibusawa, T., 1989: On the fossil red soil found on the footslope of Mt. Tsukuba, Kanto District, Japan

Hideo, A., 1987: On the foxing-causing fungi

Tedla, S., 1985: On the frequency of occurrence of Hymenolepis nana in Ethiopia

Mao, Z.; Zhang, H.; Li, X.; Qu, X., 1989: On the fullest commercial exploitation of the goose of Hunan local strains

Aoyanagi S., 1989: On the fundamental and secondary properties of residual dioritic soils

Godor, J., 1990: On the future of state farms

Schliesske, J., 1988: On the gall mite fauna (Acari: Eriophyoidea) of Cocos nucifera L. in Costa Rica

Eichhorn, O., 1989: On the generation and host alternation of the spruce gall aphids Sacchiphantes spp. (Hom., Adelgidae)

Rodhe, A., 1989: On the generation of stream runoff in till soils

Li Z., 1989: On the genesis and classification of purple lithomorphic soils

Werbsuhn G., 1990: On the genetic state of cells cultivated in vitro

Povolny, D., 1985: On the genital morphology and ecology of three carpathoendemic Heteronychia (Spatulapica) species (Diptera, Sarcophagidae) described from Czechoslovakia

Young, B., 1986: On the genus Sonsaucoccus Young (Coccoidea: Margarodidae)

Browicz, K.; Zielinski, J., 1986: On the geographic distribution of Crataegus heldreichii Boiss

Kumar, V.; Goel, S. C., 1988: On the geometrical progression of head-body appendages of Plusia orichalcea Fabr. (Lepidoptera: Noctuidae)

Mazzafera, P.; Guerreiro Filho, O.; Carvalho, A., 1988: On the green colour of coffee endosperm

Vogels, L. J. P.; Marsman, H. A. M.; Verheijen, M. A.; Bennema, P.; Elwenspoek, M., 1990: On the growth of ammonium nitrate(III) crystals

Uibrig, H.; Romisch, K.; Can, N. V., 1987: On the growth pattern of Pinus khasya in the Lam Bian plateau, Vietnam

Esteban, J. G.; Galan Puchades, M. T.; Bargues, M. D.; Valero, M. A.; Mas Coma, S., 1987: On the helminth parasites of the Algerian hedgehog, Erinaceus algirus (Insectivora: Erinaceidae), in the Balearic islands of Gimnesicas and Pitiusas

Rehfeldt, C.; Bunger, L.; Dietl, G.; Fiedler, I.; Wegner, J., 1988: On the heritability of muscle structure traits and their genetic relationships with growth and fitness in laboratory mice

Siepmann, R.; Leibiger, M., 1989: On the host specialization of Armillaria species

Artinova, N.; Moshev, D., 1988: On the humus status of some grey forest soils

Quicke, DLJ.; Wharton, RA., 1988: On the identification of Doryctes erythromelas (Hymenoptera: Braconidae)

Vlasenko, N. G.; Tarasevich, L. M., 1987: On the identification of baculoviruses by inclusion body proteins

Gokte, N.; Swarup, G., 1988: On the identification of physiological specialization in Anguina tritici populations

Sauty, J. P.; Kinzelbach, W., 1988: On the identification of the parameters of groundwater mass transport

Gruppe, A., 1988: On the identification of the subspecies of Myzus cerasi Fabricius 1775 (Homoptera: Aphididae)

Siddappa, M. K.; Anilkumar, T. B., 1985: On the identity of Fusarium sp. occurring on betelvine in Karnataka and the resultant disease

Richter J.; Proeseler G., 1989: On the identity of beet mild yellowing virus and beet western yellows virus

Basedow, T., 1990: On the impact of boundary strips and hedges on aphid predators, aphid attack and the necessity for insecticide applications on sugarbeet

Kremeser, U.; Thieme, A.; Tremp, D., 1988: On the importance and simulation of flooding events in the GDR's northern lowlands

Reust, W., 1990: On the importance of physiological characteristics of potato varieties for seed tuber conservation, chitting and yield

Pauler, B.; Neumann, K. H., 1989: On the importance of some physical and chemical soil parameters for the characterization of soil fertility by means of multiple linear regression analysis

Kannan, S.; Balaji, A., 1988: On the improved vigour of the root-knot nematode infected cowpea plant with phenols of palmyrah wood sawdust extract, fortified with gibberellic acid and indoleacetic acid

Otiman, P., 1987: On the improvement of crop plant locations

Richter, W. O.; Robl, H.; Schwandt, P., 1988: On the in vitro lipolytic activity of peptide hormones in human adipose tissue

Volkmar, C.; Wetzel, T., 1989: On the incidence and control of pests of the ears of winter wheat under practical conditions

Schumann, K.; Delinsky, H., 1989: On the incidence and monitoring of the shrew weevil (Apion sp.) in red clover seed crops

Jorgensen, J., 1988: On the incidence of Fusarium sp. on seed of spring barley in Denmark and on the need for control

Hobaus, E., 1987: On the incidence of caterpillars of the cabbage moth (Mamestra brassicae L.) on vines in Austria

Schliephake, E., 1989: On the incidence of granulosis and polyhedral viruses as pathogens of larvae of the dart moth (Agrotis segetum) in the GDR

Chernukha, Yu G.; Evdokimova, O. A.; Chekhovich, A. V.; Ananyina, Yu V., 1988: On the incongruity of the habitats of the host and the infective agent

Bystrova, N. P.; Bukibayeva, G. S., 1988: On the inequality of rural services provision in the USSR

Pesel, E.; Poehling, H. M., 1988: On the influence of abiotic (water deficit) and biotic (powdery mildew, Erysiphe graminis f. sp. tritici) stress factors on the population development of the cereal aphids Metopolophium dirhodum Walk. and Sitobion avenae F. (Homoptera: Aphididae)

Orlov, V. M.; Romanenko, V. N., 1989: On the influence of electric field of industrial frequency on spiders of the families Salticidae and Lycosidae

Ohtagaki, T.; Kishimoto, J.; Sakuno, T.; Furukawa, I., 1986: On the influence of metal plates on the growth of shiitake mycelium

Scholze, P.; Rover, V., 1989: On the influence of mineral supply and host plant resistance on the germinability of conidia of barley powdery mildew (Erysiphe graminis DC. f.sp. hordei March.)

Frimmel, F. H., 1986: On the influence of the isolation method on the metal complexing properties of aquatic humic substances

Ferreira, JT., 1989: On the inheritance of the red colour in the Mozambique tilapia Oreochromis mossambicus

Giessmann, H. J., 1988: On the injuriousness of Thrips tabaci on cabbages for storing

Tiwari, RK.; Shukla, RS., 1989: On the innervation of the prothoracic glands in the plain tiger butterfly Danais chrysippus Linn

Chamberlain W.F., 1988: On the insecticidal principle and timing of treatment of stable fly larvae with calcium cyanamide

Kaufmann, F.; Orth, W. D., 1989: On the interaction between crop density, yield, technological variants and profitability in the production of green asparagus

Omolayo, O. O.; Wedzicha, B. L.; Muller, H. G., 1988: On the interaction between tannins and aflatoxin B1 in sorghum

Malkin, R.; Flescher, E.; Lengy, J.; Keisari, Y., 1987: On the interactions between macrophages and development stages of Schistosoma mansoni: the cytotoxic mechanisms involved in macrophage-mediated killing of schistosomula in vitro

Erzinclioglu, Y. Z., 1990: On the interpretation of maggot evidence in forensic cases

Whittles, L. J. R., 1989: On the interrelationships among work and leisure and the nature of tourism

Omolewa, M., 1988: On the intractable question of literacy campaigns in Nigeria

Benassy, C.; Pinet, C., 1987: On the introduction into France of Aphytis yanonensis De Bach & Rosen (Hym.: Aphelinidae), a parasite of the citrus arrowhead scale: Unaspis yanonensis Kuw. (Homopt.: Diaspidinae)

Mani, A., 1989: On the isolation and selection of several strains of the Rhizobium phaseoli bacteria

Verghese, J., 1989: On the isolation of oleoresin black pepper by steam distillation-cum-solvent extraction and tailoring of oleoresin

Birstein, V. J.; Mikhailova, N. A., 1990: On the karyology of trematodes of the genus Microphallus and their intermediate gastropod host, Littorina saxatilis I. Chromosome analysis of three Microphallus species

Kim, C. H.; Choi, B. M., 1987: On the kinds of ants (Hymenoptera: Formicidae) and their vertical distribution on Jiri Mountain

Patrykiejew, A.; Sokoowski, S.; Sokoowska, Z., 1989: On the kinetics of phosphate sorption by soils

Liang, G. T.; Yang, C. Q.; Zhang, J. X.; Yan, X. S., 1988: On the leaf photosynthesis of Camellia oleifera

Greaves, TA.; Jarecka, L.; Burt, MDB., 1989: On the life cycle of Hymenolepis evaginata Barker and Andrews, 1915 (Cestoda: Cyclophyllidea), a parasite of muskrats, Ondatra zibethica (L., 1766)

Sinha, A. K., 1988: On the life cycle of Procamallanus spiculogubernaculus (Camallanidae) (Agarwal, 1958) a nematode parasite of fishes

Goater, TM.; Browne, CL.; Esch, GW., 1990: On the life history and functional morphology of Halipegus occidualis (Trematoda: Hemiuridae), with emphasis on the cystophorous cercaria stage

Lyneborg, L., 1987: On the life history of Chyliza annulipes Macquart, 1835 (Diptera: Psilidae)

Nagarajan, S., 1987: On the likelihood of pathogenic forms or virulences in Puccinia arachidis Speg., that cause groundnut rust in Arachis species

Solinas, V.; Melis, P.; Premoli, A.; Gessa, C., 1988: On the lipidic fraction of some typical mediterranean soils from micaschist

Togashi, C., 1989: On the long operation of a small diesel engine using unrefined rapeseed oil as fuel (II). Rapeseed deacidification oil

Geertsen, V., 1989: On the lookout for something new for cut flowers

Hintikka, V., 1988: On the macromycete flora in oligotrophic pine forests of different ages in South Finland

Gaevskaya, A. V., 1988: On the main trends in the development of marine parasitology

Grosze, W., 1987: On the maintenance of forestry machines

Weinland, G., 1987: On the management of plantation stands. Findings and observations. Contribution to the seminar Results of forestry research in East Kalimantan, March 5th, 1987, Dinas Kehutanan Samarinda

MacLaren, D., 1988: On the meaning and measurement of agricultural trade distortions

Herrmann, R.; Schenck, P.; Wiebelt, M., 1990: On the measurement of agricultural protection: how price uncertainty and limited substitution matter

Katz J.; Wolfe R.R., 1988: On the measurement of lactate turnover in humans

Khoury M.J.; Flanders W.D., 1989: On the measurement of susceptibility to genetic factors

Villanueva, V. R.; Santerre, A., 1989: On the mechanism of adaptive metabolism of healthy-resistant trees from forest polluted areas

Hasselmann, N.; Hermann, R., 1988: On the mechanism of carbohydrate incorporation into humic acid

Fujitani, C., 1989: On the mechanism of change in agricultural market structure

Sugumaran, M.; Saul, SJ.; Semensi, V., 1988: On the mechanism of formation of N-acetyldopamine quinone methide in insect cuticle

Zanker, ZM., 1988: On the mechanism of speed and altitude control in Drosophila melanogaster

Bennett, AL., 1989: On the mechanism of ultrasound production in Galleria mellonella (L.) (Lepidoptera: Pyralidae)

Pavlov, N. V.; Bezzabotnov, B. E.; Smol' yanov, A. S., 1989: On the merchantability of fir stands

Pham Van Tu; Sas, B., 1989: On the metabolism of cadmium, the consequences of the loading in respect of food-toxicology and -hygiene. Review. II

Bonnett, R.; Cousins, R. P. C., 1987: On the metal content and metal ion uptake of botanically specific peats and the derived humic acids

Weise, U., 1987: On the method and accuracy of analyses of discs, increment cores and stems of Norway spruce and silver fir

Arunachalam, V.; Bandyopadhyay, A., 1989: On the method of classification using Dsuperscript 2 statistic and the importance of characters contributing to genetic divergence

Aitova, M. D.; Romanova, N. G., 1989: On the method of estimating the amino acid composition of non-degradable feed protein in the rumen

Kofoet, A., 1988: On the methodology of testing Allium sp. against Peronospora destructor

Petrov, I.; Ribarski, S.; Benkov, B.; Koinarski, V., 1990: On the microscopical structure of skeletal muscles in two- and three-breed crossbred pigs

Iriki T.; Abe M., 1990: On the migration of holotrich protozoa into the rumen in cattle

Yu, Q.; Gong, S. R.; Yu, G. Y., 1987: On the modelling and simulation of tyre-soil systems

Maddock, N., 1990: On the monitoring and evaluation of rural development projects under decentralisation

Koie, M., 1989: On the morphology and life history of Lecithaster gibbosus (Rudolphi, 1802) Luhe, 1901 (Digenea, Hemiuroidea)

Koie, M., 1990: On the morphology and life-history of Hemiurus luehei Odhner, 1905 (Digenea: Hemiuridae)

Jancev, J.; Genov, T., 1988: On the morphology and taxonomy of species of Crenosoma Molin., 1861 (Nematoda: Crenosomatidae) in Bulgaria

Nedeva, I.; Mutafova, T., 1988: On the morphology of Bothriocephalus acheilognathi Yamaguti, 1934 (Bothriocephalidae)

Lee, J-J.; Kim, T-H.; Lee, H-K., 1989: On the morphology of sex pheromone gland and chemoreceptors of Ostrinia furnacalis Guenee

Khan, A. R.; Selman, B. J., 1988: On the mortality of Tribolium castaneum adults treated sublethally as larvae with pirimiphos methyl, Nosema whitei and pirimiphos methyl-N. whitei doses

Eshel, I., 1990: On the moulding of senescence by natural selection in sexual and partly sexual populations

Kowalski, T., 1988: On the mycoflora of dead pine needles

Cavallo, D.; Mundlak, Y., 1989: On the nature of implications of intersectoral resource allocations: Argentina 1913-84

Sugumaran, M.; Hennigan, B.; Semensi, V.; Dali, H., 1988: On the nature of nonenzymatic and enzymatic oxidation of the putative sclerotizing precursor, 1,2-dehydro-N-acetyldopamine

Burnett, G. W.; Uysal, M., 1990: On the nature of peace in relationship to tourism: three cases

Bukhov N.G.; Rakhimberdieva M.G.; Karapetyan N.V., 1989: On the nature of slow transient phenomena of variable and delayed fluorescence in leaves

Bukhov, N. G.; Rakhimberdieva, M. G.; Karapetyan, N. V., 1989: On the nature of slow transient phenomena of variable and delayed leaf fluorescence

Naff, R. L., 1990: On the nature of the dispersive flux in saturated heterogeneous porous media

Jones, G. T., 1988: On the necessity of cardinal utility: Presidential address

Jacobs, J., 1989: On the need for RFLP research in potatoes

Hinz, B., 1989: On the need for control measures against the pale cereal aphid Metopolophium dirhodum (Walk.), on winter and summer

Kon, T.; Okutsu, Y.; Suga, R.; Hirayama, H.; Hiroki, M., 1986: On the new upland rice cultivar Naebahatamochi

Ahuja, S. C.; Payak, M. M., 1988: On the nomenclature of false smut fungus of rice

Minyailo, V. A.; Minyailo, A. K., 1988: On the number of pheromone traps neccessary for the estimation of the density of a population of the rose leaf roller - Archips rosanus (Lepidoptera, Tortricidae)

Farley, R. D.; Price, P. E.; Orville, H. D.; Hirsch, J. H., 1989: On the numerical simulation of graupel/hail initiation via the riming of snow in bulk water microphysical cloud models

Tovar J.; Bjorck I.; Asp N G., 1989: On the nutritional properties of starch and dietary fiber in cassava bread

Oorschot, J. L. P. van; Straathof, H. J. M., 1988: On the occurrence and distribution of chlorplastic resistance of weeds to triazines in the Netherlands

Lattauschke, G.; Wetzel, T., 1986: On the occurrence and importance of Thysanoptera in cereal growing

Arun Kumar, 1986: On the occurrence and incidence of foliar diseases on forage sorghum in semi-arid India

Meyer, L., 1990: On the occurrence of Bipolaris sorokiniana (Sacc.) Subram. et Jain as a foot rot pathogen in winter wheat

Alam, M. K.; Basu, S. K., 1988: On the occurrence of Calamus longisetus Griff. in Bangladesh

Tang, C. T.; Cui, G. W.; Qian, Y. C.; Lu, S. M.; Lu, H. C., 1988: On the occurrence of Echinococcus multilocularis in Hulunbeier pasture, Nei Mongolian autonomous region

Rao, N. R.; Narasimhan, D.; Ravisankar, T., 1987: On the occurrence of Erythrina fusca Lour. (Papilionaceae) in southern India

Balasundaram, S.; Raja, E. E., 1988: On the occurrence of Prosthogonimus putschkowskii Skrjabin, 1913 in ducks in Tamilnadu

Beer, W. W., 1988: On the occurrence of Rhynchosporium leaf blotch in winter barley in the GDR

Buchwald, G., 1990: On the occurrence of Serpula lacrymans (Wulf.: Fr.) Schroter in the German Federal Republic

Griesbach, E.; Lattauschke, G.; Schmidt, A.; Naumann, K., 1988: On the occurrence of Xanthomonas campestris pv. vesicatoria on pepper under glass and plastic covers

Sass, M., 1989: On the occurrence of a new disease of red fescue (Festuca rubra L.)

Kuhne, T.; Stanarius, A.; Plobner, L.; Schubert, J., 1988: On the occurrence of beet cryptic virus 1 and beet cryptic virus 2 in single plants of sugarbeet and in other varieties of Beta vulgaris L

Arndt, R.; Fritzsche, R.; Schwahn, P., 1989: On the occurrence of beet virus yellows in 1988 and conclusions

Shankaranarayana, K. H.; Parthasarathi, K., 1985: On the occurrence of betulinic acid in the sandal seed coat and its isolation and reduction to betulin

Bleich, A.; Schutzler, E.; Schutzler, G., 1989: On the occurrence of diseases in triticale

Brautigam, S.; Gille, A.; Bar, T., 1988: On the occurrence of fungal bark diseases in apple, sweet cherry and sour cherry in the county of Halle

Lattauschke, G.; Wetzel, T.; Massor, A., 1987: On the occurrence of leaf miners in winter barley

Grafner, G.; Warncke, G.; Warncke, H.; Graubmann, H. D.; Zimmermann, H., 1988: On the occurrence of leeches (Hirudinea) in waterfowl

Holmstrom, S.; Korhonen, P.; Nikander, S.; Rahko, T., 1989: On the occurrence of lungworm infection in the reindeer in Finnish Eastern Lapland

Kunz, E.; Grober, K., 1988: On the occurrence of meiotic and apomeiotic embryo sacs in the genus Fragaria (L.)

Majerus, P.; Otteneder, H.; Hower, C., 1989: On the occurrence of ochratoxin A in the blood serum of pigs

Kruger, W., 1989: On the occurrence of root, root collar and stalk rot of rape as well as their pathogens (1985-1987)

Kruger, M., 1985: On the occurrence of some longhorn beetles (Coleoptera, Cerambycidae) in the Herzberg District (Elster)

Giessmann, H. J., 1988: On the occurrence of strains of the clubroot pathogen (Plasmodiophora brassicae Wor.) in the GDR

Sinha, B.; Choudhury, A., 1988: On the occurrence of stylet-bearing nematodes associated with mangroves of Gangentic estuary, West Bengal, India

Raja, E. E.; Anantaraman, M., 1988: On the occurrence of the porcupine flea, Pariodontis riggenbachi wernecki Costa Lima, 1940 in Tamil Nadu

Havelka, P.; Mittmann, H. W.; Ruge, K., 1989: On the occurrence of the tick Ixodes arboricola (Schulze & Schlottke, 1929) (Ixodoidea: Ixodidae) in artificial nest holes

Sacher, P.; Bliss, P., 1989: On the occurrence of the wasp spider (Argiope bruennichi) in the Halle district (Arachnida: Araneae)

Jaffre, T.; Veillon, J. M.; Cherrier, J. F., 1987: On the occurrence of two Cupressaceae, Neocallitropsis pancheri and Libocedrus austrocaledonica, in the Mount Paeoua area, and new sites for the Gymnospermae in New Caledonia

Eberhardt, W., 1988: On the occurrence of varieties of the red foxglove (Digitalis purpurea)

Geissler, K.; Karl, E., 1989: On the occurrence of vectors of barley yellow dwarf virus on various host plants in the Aschersleben area during 1985 to 1987

Takimoto, Y.; Fujii, Y.; Yamamoto, T.; Takeuchi, M.; Sasaki, I.; Yamashita, S., 1987: On the operational efficiency of a pruning machine (3). Comparison of two types of machine (2)

Yamamoto, T.; Takimoto, Y.; Takeuchi, M.; Yamashita, S.; Ishikawa, T., 1988: On the operational efficiency of a pruning machine (4). Time study and physiological evaluation of pruning work using several pruning machines

Takimoto, Y.; Terakawa, H.; Yamamoto, T.; Takeuchi, M.; Sasaki, I., 1986: On the operational efficiency of a pruning machine. (2) Comparison of two types of machine

Takeuchi, M.; Terakawa, H.; Takimoto, Y.; Fujii, Y.; Yamamoto, T.; Sasaki, I., 1986: On the operational efficiency of a pruning machine. Increase of climbing speed

Mesterton Gibbons, M., 1988: On the optimal compromise for a dispersing parasitoid

Zhang, S. L.; Zhu, Z. L.; Xu, Y. H.; Chen, R. Y.; Li, A. R., 1988: On the optimal rate of nitrogen ferilizers for rice and wheat in Taihu Lake Region

Weber W.E.; Stam P., 1988: On the optimum grid size in field experiments without replications

Drazen, A.; Eckstein, Z., 1988: On the organization of rural markets and the process of economic development

Chang, H. Y.; Ayala, F. J., 1989: On the origin of incipient reproductive isolation: the case of Drosophila albomicans and D. nasuta

Uyenoyama, MK.; Bengtsson, BO., 1989: On the origin of meiotic reproduction: a genetic modifier model

Nozais, J. P., 1987: On the origin of some diseases raging in Madagascar

Lee, M.; Russell, W. A.; Melchinger, A. E.; Woodman, W. L., 1990: On the origin of the inbred line B52

Doebley, J.; Sisco, P. H., 1989: On the origin of the maize male sterile cytoplasms: its completely unimportant, that's why its so interesting

Rozsa, Z.; Droppa, M.; Horvath, G., 1989: On the origin of the thermoluminescence band at around +50 degrees C in isolated subchloroplast particles

Richter, K.; Klausnitzer, B., 1987: On the orthopteran fauna (Blattaria, Dermaptera, Ensifera, Caelifera) of rural places with different urban influence in Leipzig. (Investigations on an urban A-E gradient, 5th contribution)

Egger, A., 1989: On the outbreak and aerial chemical control of the lesser spruce sawfly, Pristiphora abietina (Christ.) (Hym., Tenthredinidae) in Upper Austria in 1981-1987

Miura, Y.; Tsuji, H.; Ishigaki, M., 1988: On the outbreak of the kernel smut (Tilletia horrida Takahashi) of rice plants in Miyagi Prefecture

Kuhlhorn, F., 1987: On the overwintering behaviour of Culiseta (Theobaldia) annulata Schrk. (Diptera, Culicidae) in a ruined and isolated airraid tunnel

Mann, J. S., 1986: On the oviposition behaviour of Creatonotus gangis Linn. (Arctiidae: Lepidoptera)

Van't Klooster A.T.; Taverne M.A.M.; Malestein A.; Akkersdijk E.M., 1990: On the pathogenesis of abortion in acute nitrite toxicosis of pregnant dairy cows

Tello, J.; Lacasa, A., 1988: On the pathogenicity of a population of Fusarium oxysporum f.sp. lycopersici

Bolotin, E. I.; Leonova, G. N., 1988: On the peculiar features of relationship between tick-borne encephalitis morbidity and natural factors

Asins, M. J., 1988: On the phylogeny of cultivated wheats

Lunderstadt, J.; Eisenwiener, U., 1989: On the physiological bases of the population dynamics of the beech scale, Cryptococcus fagisuga Lind. (Coccidae, Coccina) in stands of beech (Fagus sylvatica)

Parker, Dr; Kinraide, Tb; Zelazny, Lw, 1989: On the phytotoxicity of polynuclear hydroxy-aluminum complexes

De-Gorter, H; Zilberman, D., 1990: On the political economy of public good inputs in agriculture

Lackie, P. M.; Thomas, C. D.; Brisco, M. J.; Hepper, D. N., 1986: On the pollination ecology of Hamelia patens (Rubiaceae) at Monteverde, Costa Rica

Waliullah, M. I. S., 1987: On the position of median oesophageal bulb in tylenchid nematodes

Gunther, E.; Reich, B.; Junghanel, B.; Reich, P., 1987: On the position of napkin dermatitis as an eczematous disease

Trees, A. J.; McCall, P. J.; Davies, J. B., 1989: On the possibility of bovine Onchocerca species infecting Simulium damnosum s.l. in the forest zone of Sierra Leone I. Parasitological aspects

Davies, J. B.; Trees, A. J.; McCall, P. J.; Bockarie, M. J.; Thomson, M. C.; McKellar, S. B.; Matturi, A. S., 1989: On the possibility of bovine Onchocerca species infecting Simulium damnosum s.l. in the forest zone of Sierra Leone. II. Biting densities and filarial infections in Simulium spp. and Culicoides spp

Libenko, N. A.; Slyusarenko, O. K., 1988: On the possibility of increasing the sowing quality of sunflower seeds, damaged by plant-eating bugs

Kulandaivelu, G.; Maragatham, S.; Nedunchezhian, N., 1989: On the possible control of ultraviolet-B induced response in growth and photosynthetic activities in higher plants

Waechter Kristensen, B., 1988: On the possible implication of ethylene releasing bacteria in the specific apple replant disease-(SARD)-complex

Huttermann, A., 1987: On the possible involvement of electromagnetic radiation in the new damage to forests: a literature review

Erzan, R.; Laird, S.; Yeats, A., 1988: On the potential for expanding South-South trade through the extension of mutual preferences among developing countries

Gokte, N.; Swarup, G., 1988: On the potential of some bacterial biocides against root-knot and cyst nematodes

Graser, K., 1985: On the practice of collecting beetles (a bibliographic trial)

Sannino, L.; Balbiani, A.; Espinosa, B., 1989: On the presence of Athetis hospes on tobacco in Campania (preliminary note)

Khoury, C.; Stella, E., 1984: On the presence of Rhipicephalus pusillus Gil Collado, 1938 in Tenuta di San Rossore (Pisa)

Carlenor E.; Persson B.; Glaser E.; Andersson B.; Rydstrom J., 1988: On the presence of a nicotinamide nucleotide transhydrogenase in mitochondria from potato tuber

Muromtsev G.S.; Voblikova V.D.; Kobrina N.S.; Koreneva V.M.; Sadovskaya V.L.; Stopakova V.V., 1989: On the presence of fusicoccin in higher plants

Hong, X. H., 1988: On the present situation of bamboo artificial board manufacture in Zhejiang Province

Molnar, K.; Csaba, G.; Kovacs Gayer, E., 1987: On the prevalence and development of Hoferellus cyprini in carp

Danilyak, I. G.; Plakhotnaya, G. A.; Dorozhkova, I. R., 1989: On the prevalence of bronchopulmonary aspergillosis at the pulmonological hospital

Maier, C., 1987: On the problem of delusory parasitosis

Lejckova, K.; Broz, D., 1989: On the problem of determining the germination capacity of vegetable seeds by means of nuclear magnetic resonance

Daniel, P.; Boberfeld, W. O. von, 1988: On the problem of evaluating feeding values of fodder plants

Kudrin, A. I.; Cherkasova, L. P., 1988: On the problem of evaluating the varieties of forms of potassium in soil using a method of successive leaching

Neubert, B., 1989: On the problem of fruit firmness in bush tomatoes of GDR cultivars

Riedl Dorn, C., 1986: On the problem of lectotypification of species described from live plant specimens by Nikolaus Joseph von Jacquin

Kruijf, H. A. M. de; Schouten, A. J., 1987: On the problem of measuring vulnerability of soil ecosystems

Schmitt, G., 1990: On the problem of minimum sizes of farms

Odening, M.; Brandes, W., 1990: On the problem of the depreciation and value of capital assets

Kegler, H., 1988: On the programme for production of virus-free fruit trees, strawberry runner plants and rootstocks in the GDR

Turner, T. T.; Jones, C. E.; Roddy, M. S., 1989: On the proluminal movement of superscript 3H-androgens across the rat epididymal epithelium

Byron, W. J., 1988: On the protection and promotion of the right to food

Byron, W. J., 1989: On the protection and promotion of the right to food: an ethical reflection

Patocka, J., 1987: On the pupae of Central European Gelechiidae, Part 1

Patocka, J., 1988: On the pupae of the Central European Gelechiidae (Lepidoptera). Supplement to parts 1-4

Holm Y.; Hiltunen R.; Jokinen K.; Tormala T., 1989: On the quality of the volatile oil in micropropagated peppermint

Mas Coma, S.; Galan Puchades, M. T.; Fuentes, M. V.; Valero, M. M.; Jimenez, A. M., 1987: On the quantitative composition of island parasite faunas: the possible regulation of host populations by parasitic species

Junge, A.; Werner, W., 1988: On the question of internally-induced dissolution of partially acidulated rock phosphate

Gubenko, N. Yu, 1988: On the question of bulk sugar supply to milk-preserving enterprises

Szewczyk, W., 1988: On the question of food self sufficiency

Kashchenko, L. A., 1988: On the question of improving the interaction between the user and the information-control system for artificial climate units

Zegar, J., 1988: On the question of investment in the food economy

Mocsary, J., 1990: On the question of land

Krivomaz, Yu A., 1988: On the question of measurement of microclimate parameters

Zhukovskii, S. G.; Novozhilov, K. V., 1986: On the question of the physiological selectivity of organophosphorus insecticides

Vizarova G.; Shashkova L.S.; Andreev L.N., 1988: On the question of the relationship between free zeatin content and resistance of wheat to biotrophic fungi

Reinhardt, I., 1988: On the question of the suitability of sugarbeet root material for the detection of beet yellows virus by ELISA

Bijgaart, H. J. C. M. van den; Vliet, T. van; Walstra, P.; Zoon, P., 1989: On the rate of swelling of (para)casein micelles after a drop in temperature

Giacomin, A.; Gullo, C.; Trucchi, P., 1988: On the re-use of saline drainage water

Hess, J.; Franken, H., 1988: On the reduction of nitrate losses after legumes through the growing of crucifers

Rudnicki, S., 1988: On the reduction of radiocaesium in muscles and internal organs of fattening pigs fed ammonium-ferric hexacyanoferrate

Vij, S. P.; Pathak, P.; Sharma, M., 1987: On the regeneration potential of Rhynchostylis retusa root segments: a study in vitro

Sanchez, J; Heldt, Hw, 1990: On the regulation of spinach nitrate reductase

Braga, F. S., 1990: On the relation between adjusted basis and hedge results

Nick, P.; Sailer, H.; Schafer, E., 1990: On the relation between photo- and gravitropically induced spatial memory in maize coleoptiles

Trepachev, E. P.; Kirpichnikov, N. A.; Yagodina, M. S., 1989: On the relation of red clover to acidity and phosphorus level of a dernopodzolic soil and its response to phosphorus fertilizer

Grace J.B., 1990: On the relationship between plant traits and competitive ability

Vargo, EL.; Fletcher, DJC., 1989: On the relationship between queen number and fecundity in polygyne colonies of the fire ant Solenopsis invicta

Maeshiro, A; Wichers, R., 1989: On the relationship between the estimates of level models and difference models

Zelenskii M.I.; Bykov O.D.; Mogileva G.A., 1988: On the relationship between the rate of photosynthetic gas exchange and photoreducing activity of spring wheat chloroplasts

Prins, A. H.; Verboom, B.; Verboom, J., 1987: On the relationships between Ethmia bipunctella and its host plant Cynoglossum officinale L

Sargent, TD., 1987: On the relative acceptability of the typical and melanic morphs of Panthea pallescens McDunnough (Lepidoptera: Noctuidae) to birds

Beckett, P. M.; Armstrong, W.; Justin, S. H. F. W.; Armstrong, J., 1988: On the relative importance of convective and diffusive gas flows in plant aeration

Landis, J., 1989: On the relevance of dry matter intake for the formulation of rations for dairy cows

Nakasone, H., 1990: On the removal of algae from lakes and ponds for irrigation water

Burchard, I., 1989: On the removal of herbivore dung by Odontotermes spp. in Africa

Heil, G., 1988: On the repeatability of pre-laying behaviour of hens in the single cages

Machida, S.; Tamai, S., 1987: On the reproduction by sprouting of some understorey shrubs in Kyoto University Forest in Ashiu

Katsoyannos, B. I.; Boller, E. F.; Benz, G., 1987: On the reproductive biology of the cherry fly Rhagoletis cerasi L.: preoviposition period, daily periodicity and influence of copulation on the fecundity and fertility of females kept singly or in groups (Diptera: Tephritidae)

Hernandez, H. M.; Carreon Abud, Y., 1987: On the reproductive ecology of trees in a montane mesophytic forest in Michoacan, Mexico

Kutt, K. H., 1987: On the research report The density of spermatozoa as a criterion for testing drone material

Maksimovic, M., 1989: On the residual shearing strength of clays

Goedicke, H. J., 1988: On the residue behaviour of pirimiphos-methyl on tomatoes, leaf and soil surfaces in the greenhouse

Otto, D., 1988: On the resistance of the common spider mite Tetranychus urticae Koch and the green peach aphid Myzus persicae Sulz to methamidophos

Stachewicz, H.; Burth, U.; Pluschkell, H. J.; Knaape, C., 1989: On the resistance to metalaxyl in Phytophthora infestans on potatoes in the county of Rostock

Rennie, B. D.; Beversdorf, W. D., 1987: On the response of the Rps1-b allele to race 17 of Phytophthora megasperma f.sp. glycinea

Mandersloot, H. J.; Wiedenhoff, H., 1987: On the right road with cross-flow spraying

Konig, I.; Kauffold, P.; Torner, H.; Gotze, M., 1990: On the road to laboratory production of cattle embryos

Polevoi, V. V.; Sharova, E. I.; Tankelyun, O. V., 1989: On the role of H+ pump in indoleacetic acid action on biopotential and growth of maize coleoptile sections

Schneider A.; Wiesner R.J.; Grieshaber M.K., 1989: On the role of arginine kinase in insect flight muscle

Kumar, S., 1987: On the role of atmospheric gases in the axenic development of free-living juveniles of Oesophagostomum columbianum

Raats, P. A. C., 1990: On the role of characteristic lengths and times in soil physical processes

Bonnen, J. T., 1989: On the role of data and measurement in agricultural economics research

Sokoowska, Z., 1989: On the role of energetic and geometric heterogeneity in sorption of water vapour by soils: application of a fractal approach

Blaquier, J. A.; Cameo, M. S.; Cuasnicu, P. S.; Gonzalez Echeverria, M. F.; Pineiro, L.; Tezon, J. G.; Vazquez, M. H., 1988: On the role of epididymal factors in sperm fertility

Dale M.B.; Mcbratney A.B.; Russell J.S., 1989: On the role of expert systems and numerical taxonomy in soil classification

Weber, G.; Patzold, H., 1988: On the role of fodder legumes in the tropics

Bhattacharjee, S. K., 1987: On the role of herbicide binding B protein as regulator of UV-sensitivity of PSII: a model explaining dark-survival characteristics of cyanobacteria

Isaksson A.; Astrom G., 1988: On the role of sawdust in the development of mastitis in cows

Langley C.H.; Montgomery E.; Hudson R.; Kaplan N.; Charlesworth B., 1988: On the role of unequal exchange in the containment of transposable element copy number

Lyalin, O. O.; Lukoyanova, S. A., 1989: On the root system as an osmotic apparatus: advancement of D. A. Sabinin's ideas

Lyalin, O. O.; Lukoyanova, S. A., 1989: On the root system as an osmotic apparatus: development of the ideas of D. A. Sabinin

Tanabe, H., 1986: On the running characteristics of tractor on the slope field

Sinha, PB.; Sen, NS.; Jafri, HA., 1988: On the seasonal population fluctuations of Collembola and Acarina in a deciduous forest at Ranchi

Ramos, A. B., 1986: On the seasonality of the communities of butterflies (Lepidoptera) of the central zone of the Iberian Peninsula

Liu, J. B.; Liu, Z. H.; Luo, X. R.; Yi, D. Y.; Gu, G. Q., 1989: On the second intermediate host of Paragonimus, the fresh-water crabs in Sichuan Province

Gothe, R.; Koch, B.; Leuterer, G., 1989: On the sensitivity of Argas (Persicargas) walkerae to light as well as the distribution and organization of light sensitive or transparent integument

Kravchenko, L. V.; Galash, V. T.; Avren' eva, L. T.; Kranauskas, A. E., 1989: On the sensitivity of carp, Cyprinus carpio, to mycotoxin T-2

Muller Motzfeld, G.; Hartmann, M., 1985: On the separation of Pterostichus rhaeticus Heer and P. nigrita Payk. (Col., Carabidae)

El Missiry, A. G.; Morsy, T. A.; Arafa, M. A. S.; Youssef, S. M.; Younis, T. A., 1990: On the serodiagnosis of leishmaniasis in Egypt

Meyer, L., 1988: On the side effects of herbicides on the infection of winter wheat with foot rot pathogens

Monson, R. K.; Moore, B., 1989: On the significance of C3-C4 intermediate photosynthesis to the evolution of C4 photosynthesis

Linardi, P. M.; Botelho, J. R.; Maria, M. de; Cunha, H. C., 1987: On the significance of the site of attachment of nits of Pediculus capitis in samples of hair collected from floors of barber shops

Matsuo, T.; Murayama, S.; Kobayashi, H., 1986: On the situation of off-road vehicles influenced by the terrain

Matsuo, T.; Murayama, S., 1987: On the situation of off-road vehicles influenced by the terrain (II) The condition of the vehicle on steep terrain

Matsumori, K.; Sasaki, K., 1989: On the soil compaction caused by tractor wheel tracks and the efficiency of subsoiling

Jose M.V., 1989: On the solution of mathematical models of herd immunity in human helminth infections

Sturhan, D., 1989: On the species status of Paratrichodorus allius (Jensen, 1963) and P. tansaniensis Siddiqi, 1974 (Nematoda, Trichodoridae)

Vinnichenko, A. N.; Shtemenko, N. I.; Kharchenko, V. I., 1988: On the specific accumulation of free amino acids in leaves of high-lysine maize

Sahni, M. L., 1987: On the specificity of Septoria chrysanthemella, causal organism of leaf spot of chrysanthemum

Scholze, H.; Schulte, W., 1988: On the specificity of a cysteine proteinase from Entamoeba histolytica

Morsy, T. A.; Ahmed, M. M.; Younis, T. A.; Arafa, M. M. A. S., 1990: On the specificity of the indirect haemagglutination in diagnosis of visceral leishmaniasis

Walstra P., 1990: On the stability of casein micelles

Hoffmann, P., 1988: On the stabilization of waterlogged oakwood with polyethylene glycol (PEG)

Peters, R., 1990: On the state of the art in potato planting

Neumann, F., 1990: On the state of the art in potato preparation

Kanwar, R. S.; Bhatti, D. S., 1989: On the stem galls of a cucurbit by root-knot nematode, Meloidogyne javanica

Negi, S. C.; Quah, S.; Jofriet, J. C.; Bellman, H. E., 1989: On the storage pressures and properties of alfalfa in a bottom-unloading silo

Hahn, E.; Horchner, F.; Huwer, M.; Sanft, S., 1988: On the strain specificity of bovine Echinococcus granulosus in Germany

Guo, Y. P.; Gao, F.; Tian, K. G., 1989: On the streptococcosis of ducks

Hansel, A.; Neumuller, J., 1988: On the structural mechanics of particleboard

Larsson, J. I. R., 1989: On the structure of Hyalinocysta expilatoria (Microspora, Thelohaniidae) and the taxonomy of the species

Ascoli, M.; Segaloff, D. L., 1989: On the structure of the luteinizing hormone/chorionic gonadotropin receptor

Yamamoto, T.; Takimoto, Y.; Terakawa, H.; Watanabe, T.; Takeuchi, M.; Sasaki, I., 1986: On the study of physiological load on workers while working forest machines. (2). Comparison of two types of pruning machine

Kotenko, T. I., 1988: On the study of the entomofauna of the Black Sea Reserve: some questions of methodology and results of investigations

Letourmy, P., 1989: On the study of yield stability in groups of varietal experiments

Leclercq, M., 1988: On the subject of the epidemiology of Lyme disease

Zerling, L., 1990: On the succession of soil-inhabiting microarthropods in the soil formation process on a brown coal dump in agricultural use near Leipzig

Kuo Sell, H. L.; Kreisfeld, K., 1987: On the suitability of different cereal aphid species as hosts for the parasitoid Aphelinus asychis (Walker)

Marchand, P., 1988: On the suitability of potatoes for storage

Hemker, R., 1989: On the suitability of vegetative and generative traits as selection criteria for the breeding flax for oil and fibre production

Niewiadomska, K., 1989: On the synonymy of Diplostomum pseudospathaceum Niewiadomska 1984 (Digenea, Diplostomidae)

Mirkin, B. M.; Alimbekova, L. M.; Kashapov, R. Sh; Onishchenko, L. I., 1988: On the syntaxonomy of steppe and desert vegetation of Mongolia

Morrone, O.; Zuloaga, F., 1989: On the systematic position of Brachiaria glabrinodis (Poaceae: Paniceae)

Sharkov, A. V., 1988: On the systematic position of encyrtids of the genera Eucoccidophagus, Quedrencyrtus, Oriencyrtus and Mira (Hymenoptera, Chalcidoidea)

Krall, E. L., 1989: On the systematics and co-evolution of nematodes of the family Heteroderidae and their hosts

Nikiforova, O. D., 1988: On the systematics of Alopecurus glaucus L. (Poaceae)

Yankovstii, A. V., 1988: On the systematics of blackflies from the genus Phoretodagmia Rubzov

Sauter, W., 1987: On the systematics of the west Palaearctic Gracillariidae (Lep.)

Schmidt, H. L., 1989: On the taking and handling of feedstuff-samples, especially in suspicion for mycotoxins

Travassos Santos Dias, J. A., 1986: On the taxonomic position of some species of the genus Rhipicephalus (Acarina - Ixodoidea) of the Afrotropical Region

Kerzhner, I. M., 1989: On the taxonomy and habits of the genus Medocostes (Heteroptera, Nabidae)

Euzeby, J., 1988: On the taxonomy of haemosporidians. The piroplasms

Ivanov P., 1988: On the techniques of evaluating phosphorus fertilizer requirements by using adsorption isotherms

Genuchten, P. M. B. van, 1989: On the temporal and spatial variance in displacement velocity of a slide in varved clays in the French Alps

Strunkova, Z. I., 1988: On the tetranychid fauna of Kirgizia

Latchuga, Yu F.; Fleischer, N. M., 1988: On the theory of interaction between helical working surfaces and soil particles

Lyalin, O. O., 1989: On the theory of transcellular osmosis: a reversed osmosis-based model of root exudation

Schulin, R., 1989: On the thermodynamic meaning of the soil water potential and its components

Porlier, B., 1989: On the tracks of the honey hunters

Joseph, G. M., 1990: On the trail of Latin American bandits: a reexamination of peasant resistance

Klemm, W. R., 1989: On the trail of the bovine estrous pheromone

Ogasawara, R., 1986: On the transition of the frequency distribution and the order of diameter breast height and tree height of pine forest (Pinus thunbergii) on the sand dune

Ogasawara, R., 1986: On the transitions of the frequency distribution and the order of stem volume of pine forest (Pinus thunbergii) on the sand dune

Scaffidi, L.; Scaffidi, A., 1987: On the transmission paths of Rickettsia conorii to man

Ramasastri, K. S.; Jain, V., 1989: On the trends and periodicities of rainfall in some districts of east Rajasthan

Carpaneto, G. M.; Piattella, E., 1987: On the true identity of Euonthophagus rapillyi (Coleoptera, Scarabaeidae)

Chandenier, J.; Landau, I.; Baccam, D., 1988: On the trypanosomes of estrildid birds. Part II. Biological studies

Boer, P. J. den, 1987: On the turnover of carabid populations in changing environments

Mielke, O. H. H.; Casagrande, M. M., 1988: On the types of Lepidoptera deposited in Brazilian museums. XVIII. Nymphalidae described by A.H. Fassl and Nymphalidae and Castniidae by J. Roeber

Mielke, O. H. H.; Casagrande, M. M., 1988: On the types of Lepidoptera deposited in Brazilian museums. XX. Pieridae described by C.M. Biezanko and H. Fruhstorfer and Hesperiidae by K.T. Hayward

Hau, B., 1988: On the uncertainties of plant disease forecasts

Anonymous, 1989: On the up and up

Kon, T.; Okutsu, Y.; Suga, R.; Hirayama, H.; Hiroki, M., 1986: On the upland cultivar Natsuhatamochi

Schutzler, E.; Schutzler, G.; Zenk, A.; Schumacher, J., 1989: On the use of a mobile data collection apparatus in assessing cereal diseases

Castelli, G.; Mazzetto, F., 1989: On the use of a timeliness function for the selection of mechanization chains

Granum, E.; Thomason, M. G.; Gregor, J., 1989: On the use of automatically inferred Markov networks for chromosome analysis

Damisch, W., 1988: On the use of biotechnological methods in cereal breeding

Chui, T. C.; Li, Q. M.; Jin, X. Q., 1988: On the use of calcium sulphite pulp waste water in agriculture after natural oxidation

Xavier, P. A.; Lima, J. E. N. S., 1986: On the use of curtains impregnated with deltamethrin to control malaria in gold fields in the Federal Territory of Amapa. Preliminary note. 1986

Paul N.D.; Ayres P.G.; Wyness L.E., 1989: On the use of fungicides for experimentation in natural vegetation

Avnimelech, Y.; Cohen, A., 1988: On the use of organic manures for amendment of compacted clay soils: effects of aerobic and anaerobic conditions

Van Arendonk J.A.M., 1989: On the use of profit equations to determine the economic value of dairy cattle herd life

Connolly J., 1987: On the use of response models in mixture experiments

Mehanna, N. M.; Mehanna, A. S., 1989: On the use of stabilizer for improving some properties of cow's milk yoghurt

Muller, P., 1988: On the use of stable pyrethroids against Musca domestica in the DDR

Walle, D. van de, 1988: On the use of the SUSENAS for modelling consumer behaviour

Coomans, A.; Grisse, A. de; Geraert, E.; Loof, P. A. A.; Luc, M.; Raski, D. J., 1990: On the use of the generic name Macroposthonia De Man, 1880 (Nemata: Criconematidae)

Kuusipalo, J., 1985: On the use of tree stand parameters in estimating light conditions below the canopy

Ogasawara, R., 1986: On the use of unused wood resources for energy (I) The amount of unused resources and the method of utilization for energy in Tottori Prefecture

Vij, S. P.; Anil Sood; Promila Pathak, 1989: On the utility of rhizome segments in micropropagating Eulophia hormusjii Duth

Dohkoshi, J., 1989: On the utilization of latent heat energy of naturally frozen ice for the long-term vegetable storage (energy saving vegetable storage)

Movsesyan, S. O., 1987: On the validity of genera of cestodes in the suborder Davaineata Skrjabin, 1940

Cook, P.; Mosley, P., 1989: On the valuation of 'external effects' in project appraisal

Macko, J. K., 1990: On the variability and taxonomy of dicranotaeniids (Hymenolepididae, Cestoda) of anseres in eastern Slovakia. II. On the most important taxonomic characters of Dicranotaenia coronula (Dujardin, 1845)

Huehn M., 1990: On the variability of harvest indices

Cividini A.; Gioda G., 1989: On the variable mesh finite element analysis of unconfined seepage problems

Hiroi, K.; Takeoka, T.; Wada, T., 1988: On the variation in panicle type with different period of short day treatment in wild rice

Seehann G.; Riebesell M.V., 1988: On the variation of physiological and structural features of house rot fungi

Zhang, J., 1988: On the variation of specific yield in response to the uniform fall of water table in stratified porous media

Staron, T., 1988: On the varied origins of toxic substances which may be present in foods. II

Yadav, SC.; Gupta, SC., 1988: On the viability of Fasciola gigantica metacercariae ingested by Lymnaea auricularia

Endo, J.; Matsuzaki, T.; Hasegawa, S., 1986: On the water conservation functions of forest in the Snowy Mountain Watershed (1) Annual precipitation and runoff in the Toradanizawa Experimental Watershed

Endo, J., 1987: On the water conservation functions of forest in the Snowy Mountain Watershed (2) Snow melting runoff in the Toradanizawa Experimental Watershed

Endo, J.; Yamamoto, M., 1988: On the water conservation functions of forests in the Snowy Mountain watershed (3). Observations and results in 1986

Ranft, H.; Liebschner, I., 1986: On the winter frost hardiness and SO2 resistance of Abies species

Fukuhara, Y.; Nihei, K.; Matsuo, T., 1988: On the wood quality of plantation trees. Estimation by bending tests

Feezell, R. M., 1988: On the wrongness of cheating and why cheaters can't play the game

Luschen, G., 1990: On theory of science for the sociology of sport: new structuralism, action, intention and practical meaning

Gupta, P. C.; Hare Govind, 1984: On three new species of the genus Plagioporus Stafford, 1904 (Fam: Opecoelidae Ozaki, 1925) from fishes of Orissa

Gupta, S. P.; Srivastava, A. B., 1989: On three new species on the genus Acanthocolpus Luhe, 1906 from marine fishes of Rameshwaram, Tamil Nadu

Gupta, P. C.; Gupta, V. C., 1988: On three opecoelid trematodes (Digenea) from marine fishes, Bay of Bengal, India

Nikitina, E. N., 1988: On three species of Isopoda of the genus Holophryxus (Richardson, 1905) - parasites of Decapoda

Marson, G., 1987: On three willow inhabiting ascomycetes from Luxembourg: Encoelia fimbriata Spooner & Trigaux, Glyphium elatum (Greville) Zogg and Hypocreopsis lichenoides (Tode ex Fries) Seaver

Wagner E.F., 1990: On transferring genes into stem cells and mice

Yanders, A. F.; Orazio, C. E.; Puri, R. K.; Kapila, S., 1989: On translocation of 2,3,7,8-tetrachlorodibenzo-p-dioxin: time dependent analysis at the Times Beach experimental site

Dallai, R.; Malatesta, E.; Focardi, S., 1988: On two Antarctic Collembola Gressittacantha terranova and Friesea grisea

Gupta, P. C.; Singh, R. B., 1988: On two avian echinostomes from Kanpur, India

Belussi, F.; Franco, F., 1987: On two cases of malaria due to incorrect prophylaxis

Saini, E. D., 1985: On two coccinellid predators of aphids (Coleoptera, Coccinellidae)

Deshmukh, A. L., 1987: On two new avian digenetic trematodes of the genus Eumegacetes Looss, 1900 (Trematoda: Eumegacetidae)

Kalyankar, S. D.; Palladwar, V. D., 1989: On two new nematode parasites of vertebrates from India

Kalia, D. C.; Gupta, N. K., 1984: On two new species of Skrjabinocapillaria Skarbilovitsch, 1946, from micro-Chiroptera, with a key to species of the genus

Gandhi, S. S.; Pajni, H. R., 1988: On two new species of genus Indomecus Pajni & Gandhi (Tanymecini, Brachyderinae, Curculionidae)

Castro, D. del C., 1988: On two new species of the genus Hoplopleura Enderlein, 1904 (Phthiraptera-Anoplura) parasitizing rodents (Rodentia-Cricetidae)

Palladwar, T. D.; Kalyankar, S. D., 1989: On two new tapeworms from Indian vertebrates

Gupta, V.; Saxena, A. M., 1987: On two new trematodes of the family Eucotylidae (Skrjabin, 1924) from avian hosts from Lucknow

Castillo, P.; Barcina, A. Gomez ; Loof, P. A. A., 1989: On two species of Hemicycliophora de Man 1921 (Nematoda, Criconematoidea) found in Spain

Zicsi, 1989: On two species of the genus Periscolex (Oligochaeta : Glossoscolecidae) from the Colombian and Ecuadorian Andes. (Earthworms of South America 10)

Fotedar, D. N.; Parveen, Q. N., 1987: On two species of trematode genus Diplozoon Nordmann, 1832 from fishes of Kashmir and notes on some species of the genus


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