خيارات البحث
النتائج 111 - 120 من 229
Faunal effects on the distribution of gamma emitting radionuclides in four forested soils
1991
McCabe, D.C. (Guelph Univ., Guelph, Ont. (Canada)) | Protz, R. | Tomlin, A.D.
Population dynamics of brook trout (Salvelinus fontinalis) during maintenance liming of an acidic lake
1991
Schofield, C.L. (Cornell Univ., Ithaca, NY (USA). Dept. of Natural Resources) | Keleher, C. | Vanoffelen, H.K.
Impact of fluidized bed combustion waste on metal content of crops and soil
1991
Mays, D.A. (National Fertilizer and Environmental Research Center, Muscle Shoals, AL (USA). Tennessee Valley Authority) | Giordano, P.M. | Behel, A.D. Jr.
A model framework for assessing the effects of selenium on aquatic ecosystems
1991
Bowie, G.L. (Tetra Tech Inc., Lafayette, CA (USA)) | Grieb, T.M.
Effects of citrus agriculture on ridge lakes in Central Florida
1991
Stauffer, R.E.
Testing aluminum-chelate equilibria models using sorghum root growth as a bioassay for aluminum
1991
Shuman, L.M. (Georgia Univ., Griffin, GA (USA). Dept. of Agronomy) | Wilson, D.O. | Ramseur, E.L.
Effect of lipophilic complex formation on the uptake and distribution of Hg2+ and CH3-Hg+ in brown trouts (Salmo trutta): studies with some compounds containing sulphur ligands
1991
Gottofrey, J. (Swedish Univ. of Agricultural Sciences, Uppsala (Sweden). Dept. of Pharmacology and Toxicology) | Tjaelve, H.
Laboratory experiments to investigate the influence of microbial activity on the migration of cesium in a forest soil
1991
Tegen, I. (Heidelberg Univ. (Germany, F.R.). Inst. fuer Umweltphysik) | Doerr, H. | Muennich, K.O.
Effect of lead increments on the yield and lead content of tomato plants
1991
Balba, A.M. (Alexandria Univ. (Egypt). Dept. of Soil and Water Sciences) | El Shibiny, G. | El-Khatib, E.S.
Treatment of mercury contaminated fish by selenium addition
1991
Paulsson, K. (Boliden Mineral AB, Skelleftehamn (Sweden). Hydrometallurgica Dept.) | Lundbergh, K.