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Результаты 201-210 из 325
An integrated watershed/plot-scale study of element cycling in spruce ecosystems of the black forest
1990
Feger, K.H. (Albert-Ludwigs-University, Freiburg i. Br. (Germany, F.R.). Inst. of Soil Science and Forest Nutrition) | Brahmer, G. | Zoettl, H.W.
Contamination of ground water: prevention, assessment, restoration.
1990
Barcelona M.J.
Solid waste reduction, recycling, pollution prevention
1990
Risk assessment for groundwater pollution control
1990
McTernan, William F. | Kaplan, Edward
PCB concentrations in stream sunfish (Lepomis auritus and L. macrochirus) in relation to proximity to chronic point sources
1990
Southworth, G.R. (Environmental Sciences Div., Oak Ridge, TN (USA). Oak Ridge National Lab.)
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.)
An acidic snowmelt event in a New Jersey stream: evidence of effects on an indigenous trout population
1990
Stansley, W. (New Jersey Dept. of Environmental Protection, Lebanon, NJ (USA). Div. of Fish, Game and Wildlife) | Cooper, G.
Sulphur gas emissions in the boreal forest: the west whitecourt case study. 8: pine tree mineral nutrition
1990
Amundson, R.G. (Cornell Univ., Ithaca, NY (USA). Boyce Thompson Inst. for Plant Research) | Walker, R.B. | Schellhase, H.U. | Legge, A.H.
Effect of SO2 and NH3 on growth behavior of some phylloplane fungi of wheat in vitro
1990
Singh, A.K. (Banaras Hindu Univ., Varanasi (India). Dept. of Botany) | Rai, B.
