خيارات البحث
النتائج 111 - 120 من 229
Reduction of decomposition rates of Scots pine needle litter due to heavy-metal pollution
1991
Berg, B. (Swedish Univ. of Agricultural Sciences, Uppsala (Sweden). Dept. of Ecology and Environmental Research) | Ekbohm, G. | Soederstroem, B. | Staaf, H.
Biological significance of antimony in contaminated grassland
1991
Ainsworth, N. (Sunderland Polytechnic (UK). School of Biology) | Cooke, J.A. | Johnson, M.S.
Uptake of selenium by freshwater phytoplankton
1991
Riedel, G.F. (Academy of Natural Sciences, Benedict, MD (USA). Benedict Estuarine Research Lab.) | Ferrier, D.P. | Sanders, J.G.
Movement of metals from soil to plant roots
1991
Youssef, R.A. (National Research Centre, Dokki (Egypt). Dept. of Soil and Water Use) | Chino, M.
Effect of N amendment on C mineralization of an oily waste
1991
Rasiah, V. (Guelph Univ., Guelph, Ont. (Canada). Dept. of Land Resource Science) | Voroney, R.P. | Kachanoski, R.G.
Cadmium bioaccumulation by clams dwelling in different salinity regimes along the Saudi Coast of the Arabian Gulf
1991
Sadiq, M. (King Fahd Univ. of Petroleum and Minerals, Dhahran (Saudi Arabia). Water Resources and Environment Div.) | Alam, I.A. | Zaidi, T.H.
Residual metal reactivity of humic acids extracted from soil amended with sewage sludge
1991
Senesi, N. (Bari Univ. (Italy). Istituto di Chimica Agraria) | Sposito, G. | Bradford, G.R. | Holtzclaw, K.M.
Soil chemical and microbial effects of simulated acid rain on clover and soft chess
1991
McColl, J.G. (California Univ., Berkeley, CA (USA). Dept. of Soil Science) | Firestone, M.K.
Effects of the herbicide glyphosate on nitrogen cycling in an acid forest soil
1991
Stratton, G.W. (Nova Scotia Agricultural Coll., Truro, NS (Canada). Dept. of Biology) | Stewart, K.E.
Assessing Se cycling and toxicity in aquatic ecosystems
1991
Porcella, D.B. (Electric Power Research Inst., Palo Alto, CA (USA)) | Bowie, G.L. | Sanders, J.G. | Cutter, G.A.
