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Résultats 131-140 de 229
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.
Ground water pollution potential of Knox County, Ohio
1991
Aller, Linda | Ballou, Karen
Ground water pollution potential of Butler County, Ohio
1991
Simplified flow injection slurry method for direct flame atomic absorption spectrometric determination of calcium, magnesium, sodium and potassium in fruits
1991
Burguera, J.L. (Los Andes Univ., Merida (Venezuela). Dept. of Chemistry) | Burguera, M. | Becerra, G.
Heavy metal contamination of the marine biota along the Rio de Janeiro coast, SE-Brazil
1991
Carvalho, C.E.V. (Universidade Federal Fluminense, Niteroi, RJ (Brazil). Dept. de Geoquimica) | Lacerda, L.D. | Gomes, M.P.
Metal chemistry of irrigation and drainage waters of Al-Ahsa Oasis of Saudi Arabia and its effects on soil properties
1991
Hussain, G. (King Faisal Univ., Dhahran (Saudi Arabia). Agricultural Research Station) | Sadiq, M.
A new spectrophotometric method for the determination of zinc in milk and standard samples
1991
Cherian, L. (Ravishankar Univ., Raipur, MP (India). Dept. of Chemistry) | Gupta, V.K.
Soil heavy metal concentrations and erosion damage in upland grasslands in the Pennines, England
1991
Ostrander, R. (Central Connecticut State Univ., New Britain, CT (USA). Dept. of Biology) | Clark, S.C.