خيارات البحث
النتائج 91 - 100 من 322
The effects of a pesticide on inducible phenotypic plasticity in Daphnia
1999
Barry, M.J. (Key Centre for Applied and Nutritional Toxicology, RMIT-University, City Campus, GPO Box 2476V, Melbourne 3001, Vic. (Australia))
Membrane permeability response of lichen Bryoria fuscescens to wet deposited heavy metals and acid rain
1999
Tarhanen, S. | Metsarinne, S. | Holopainen, T. | Oksanen, J. (Department of Ecology and Environmental Science, University of Kuopio, PO Box 1627, FIN-70211 Kuopio (Finland))
Effects of Melampsora leaf rust disease and chronic ozone exposure on poplar
1999
Beare, J.A. | Archer, S.A. | Bell, J.N.B. (Department of Biology, Imperial College at Silwood Park, Ascot SL5-7PY (United Kingdom))
Persistent organic chemicals in the former Soviet Union
1999
Fedorov, L.A. (Union for Chemical Safety, 8-2-83 Profsojuznaja Str., 117292 Moscow (Russian Federation))
Marssonina leafspot disease of poplar under elevated ozone: pre-fumigated host and in vitro studies
1999
Beare, J.A. | Archer, S.A. | Bell, J.N.B. (Department of Biology, Imperial College at Silwood Park, Ascot SL5-7PY (United Kingdom))
Reversal of acidification in upland waters of the English Lake District
1999
Tipping, E. | Carrick, T.R. | Hurley, M.A. | James, J.B. | Lawlor, A.J. | Lofts, S. | Rigg, E. | Sutcliffe, D.W. | Woof, C. (Institute of Freshwater Ecology, Ambleside, Cumbria LA22 0LP (United Kingdom))
Growth and yield responses of wheat plants to elevated levels of CO2 and SO2, singly and in combination
1999
Deepak, S.S. | Madhoolika Agrawal (Ecology Research Laboratory, Department of Botany, Banaras Hindu University, Varanasi 221 005 (India))
Seasonal fluctuations of organochlorine levels in the common eider (Somateria mollissima) in Iceland
1999
Olafsdottir, K. | Skirnisson, K. | Gylfadottir, G. | Johannesson, T. (Department of Pharmacology, University of Iceland, PO B 8216, IS-128 Reykjavik (Iceland))
Pesticide residue assessment in three selected agricultural production systems in the Choluteca River Basin of Honduras
1999
Kammerbauer, J. | Moncada, J. (Pan-American Agricultural School, Zamorano, Apartado Postal 93, Tegucigalpa (Honduras))
Response to marine oil pollution
1999
Cormack, Douglas