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1990

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Resultados 181-190 de 329

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.

tejidos animales animal tissues tissu animal crassostrea gigas silver/ water pollution plata/ polucion del agua argent/ pollution de l'eau
Wageningen University & Research - Netherlands
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.

sol acide new england azote nueva inglaterra nitrogen acid soils bosque de coniferas nouvelle angleterre coniferale foret resineuse suelo forestal/ azufre sol de foret/ soufre ...
Wageningen University & Research - Netherlands
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.

cyprinoidei milieu aquatique aquatic environment surface active agents/ toxicity surfactant/ toxicite ambiente acuatico surfactantes/ toxicidad
Wageningen University & Research - Netherlands
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.

picea rubens physiologie de la nutrition simulation mineralisation leaching nutrition physiology simulacion fisiologia de la nutricion mineralizacion substance nutritive/ culture en conteneur lixiviacion nutrientes/ cultivo en contenedor ...
Wageningen University & Research - Netherlands
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.

ontario perche perca residuos residues perch mercurio/ calidad del agua residu mercury/ water quality mercure/ qualite de l'eau
Wageningen University & Research - Netherlands
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.

picea rubens photosynthesis seedlings growth photosynthese plantule fotosintesis plantulas etats du nord est (eu) ozone/ pluie acide ozone/ acid rain ozono/ lluvia acida ...
Wageningen University & Research - Netherlands
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.

sodium nitrogen fertilizers aluminium iron ph cendre recycling/ forest soils reciclaje/ suelo forestal engrais azote recyclage des dechets/ sol de foret echange d'ion intercambio ionico ...
Wageningen University & Research - Netherlands
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.

parques nacionales iron copper cromo polonia cobre metales pesados/ cadmio heavy metals/ cadmium metal lourd/ cadmium niquel ...
Wageningen University & Research - Netherlands
Limited downward migration of pollutant metals (Cu, Zn, Ni, and Pb) in acidic virgin peat soils near a smelter

1990

Dumontet, S. (Universita Degli Studi di Basilicata, Potenza (Italy). Istitudo di Chimica Agraria e Forestale) | Levesque, M. | Mathur, S.P.

plomo cadmio zinc nickel sol tourbeux peat soils metal lourd/ cuivre metales pesados/ cobre niquel heavy metals/ copper ...
Wageningen University & Research - Netherlands
Toxicity (EC(50)) comparisons of some animal wastes

1990

Gupta, G. (Maryland Eastern Shore Univ., Princess Anne, MD (USA). Dept. of Natural Sciences) | Kelly, P.

pollution de l'eau farmyard manure fumier ganado peces runoff polucion del agua toxicidad/ bacteria toxicity/ bacteria toxicite/ bacteria bioassays betail ...
Wageningen University & Research - Netherlands