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Résultats 131-140 de 325
Estimation method of residual alkylating agents in water treated with chlorine-containing oxidant
1990
Tingfa, D. (Changsha Inst. of Technology, Changsha, Hunan (China). Dept. of Applied Chemistry) | Shiguang, Z.
Growth and gas exchange of loblolly pine seedlings as influenced by drought and air pollutants
1990
Lee, W.S. (Virginia Polytechnic Inst. and State Univ., Blacksburg, VA (USA). Dept. of Plant Pathology, Physiology and Weed Science) | Chevone, B.I. | Seiler, J.R.
Trace element accumulation in the tissues of fish from lakes with different pH values
1990
Stripp, R.A. (United States Dept. of Energy, New York, NY (USA). Environmental Measurements Lab.) | Heit, M. | Bogen, D.C. | Bidanset, J. | Trombetta, L.
Atmospheric deposition to grassland canopies: lysimeter budgets discriminating between interception deposition, mineral weathering and mineralization
1990
Dam, D. van (Rijksuniversiteit Utrecht (Netherlands). Vakgroep Plantenoecologie en Evolutiebiologie) | Heil, G.W. | Bobbink, R. | Heijne, B.
Liming and wet acid deposition effects on tree growth and nutrition: experimental results
1990
Tveite, B. (Norwegian Forest Research Inst., Aas (Norway)) | Abrahamsen, G. | Stuanes, A.O.
Effects of liming on carbon and nitrogen mineralization in coniferous forests
1990
Persson, T. (Swedish Univ. of Agricultural Sciences, Uppsala (Sweden). Dept. of Ecology and Environmental Research) | Wiren, A. | Andersson, S.
Effect of water and nutrient supply on root distribution in an Eucalyptus globulus plantation
1990
Fabiao, A. (Instituto Superior de Agronomia, Lisboa (Portugal)) | Madeira, M. | Steen, E.
Foliar symptoms on Norway spruce and relationships to magnesium deficiencies
1990
Ke, J. (Pennsylvania State Univ., University Park, PA (USA). Dept. of Plant Pathology) | Skelly, J.M.
A new fertilization strategy in declining forests
1990
Evers, F.H. (Forest Research Station of Baden-Wuerttemberg, Freiburg i. Br. (Germany, F.R.)) | Huettl, R.F.
Mineral nutrition, carbohydrate content and cold tolerance of foliage of potted red spruce exposed to ozone and simulated acidic precipitation treatments
1990
Amundson, R.G. (Cornell Univ., Ithaca, NY (USA). Boyce Thompson Inst. for Plant Research) | Kohut, R.J. | Laurence, J.A.
