خيارات البحث
النتائج 171 - 180 من 329
Fates of metal radiotracers added to a whole lake: accumulation in fathead minnow (Pimephales promelas) and lake trout (Salvelinus namaycush)
1990
Harrison, S.E. (Manitoba Univ., Winnipeg, Manitoba (Canada). Dept. of Fisheries and Oceans) | Klaverkamp, J.F. | Hesslein, R.H.
Air pollution impact on southern forests | Slash pines on coastal plain soils | Austin Cary Forest, University of Florida النص الكامل
1990
Risk assessment for groundwater pollution control
1990
McTernan, William F. | Kaplan, Edward
Comparative time-course mineral content study between healthy and diseased Picea trees from polluted areas
1990
Santerre, A. (Institut de Chimie des Substances Naturelles, Gif-sur-Yvette (France)) | Mermet, J.M. | Villanueva, V.R.
Effects of the herbicide glyphosate on nitrification in four soils from Atlantic Canada
1990
Stratton, G.W. (Nova Scotia Agricultural Coll., Truro, Nova Scotia (Canada). Dept. of Biology, Environmental Microbiology Lab.)
Peroxidase activity as an indicator of pollution stress in the fine roots of Pinus sylvestris
1990
Markkola, A.M. (Oulu Univ. (Finland). Dept. of Botany) | Ohtonen, R. | Tarvainen, O.
Modeling study of SO(x) and NO(x) transport during the January 1985 smog episode
1990
Leeuw, F.A.A.M. de (Rijksinstituut voor Volksgezondheid en Milieuhygiene, Bilthoven (Netherlands)) | Rheineck Leyssius, H.J. van
Explanations for the differential response of certain tropical tree species to SO(2) under field conditions
1990
Rao, M.V. (Vikram Univ., Ujjain (India). School of Studies in Botany) | Dubey, P.S.
Studies on pollution in the atmosphere near the aluminium reduction plant at Nagi Hammady / Egypt
1990
El-Shazly, S.M. (Faculty of Science in Qena (Egypt). Dept. of Physics, Lab. of Atmospheric Physics) | Abdelmageed, A.M. | Abdelaal, A.
