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Resultados 121-130 de 329
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.
Chemical and histological effects of depuration in Crassostrea gigas Thunberg exposed previously to silver
1990
Berthet, B. (Nantes Univ. (France). Faculte de Pharmacie, Service d'Ecotoxicologie) | Amiard-Triquet, C. | Martoja, R.
Soil response to S and N treatments in a northern New England low elevation coniferous forest
1990
Fernandez, I.J. (Maine Univ., Orono, ME (USA). Dept. of Plant, Soil and Environmental Sciences) | Rustad, L.E.
Carbohydrate metabolism changes in fish fingerlings and yearlings exposed to linear alkyl benzene sulphonate
1990
Misra, V. (Industrial Toxicology Research Centre, Lucknow (India). Ecotoxicology Lab.) | Kumar, V. | Pandey, S. | Viswanathan, P.N.
Solute concentrations and fluxes of major nutrients in potted red spruce saplings exposed to simulated acid rain treatments
1990
Sherman, R.E. (Cornell Univ., Ithaca, NY (USA). Dept. of Natural Resources) | Fahey, T.J.
Interrelationships between mercury levels in yearling yellow perch, fish condition and water quality
1990
Suns, K. (Ontario Ministry of the Environment, Rexdale, Ont. (Canada). Water Resources Branch, Aquatic Biology Section) | Hitchin, G.
Effects of ozone and acidic precipitation on the growth and photosynthesis of red spruce after two years of exposure
1990
Kohut, R.J. (Cornell Univ., Ithaca, NY (USA). Boyce Thompson Inst. for Plant Research) | Laurence, J.A. | Amundson, R.G. | Raba, R.M. | Melkonian, J.J.
The short-term effects of wood-ash amendment on forest soils
1990
Unger, Y.L. (Maine Univ., Orono, ME (USA). Dept. of Plant and Soil Sciences) | Fernandez, I.J.
Heavy metal deposition in Polish national parks - changes during ten years
1990
Grodzinska, K. (Polish Academy of Sciences, Cracow (Poland). Inst. of Botany) | Szarek, G. | Godzik, B.
