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Результаты 191-200 из 267
Liming and fertilization as mitigation tools in declining forest ecosystems
1989
Huettl, R.F. (Albert-Ludwig-Universitaet, Freiburg (Germany, F.R.). Inst. of Soil Science and Forest Nutrition)
Effect of a sewage plant in the distribution of organochlorine residues in the Diyala River, Iraq
1989
Al-Omar, M.A. (Biological Research Centre, Baghdad (Iraq)) | Nehla | Al-Ogaily, H. | Shebl, D.A.
Influence of O3, rainfall acidity and soil Mg status on growth and ectomycorrhizal colonization of loblolly pine roots
1989
Simmons, G.L. (Tennessee Vallay Authority, Oak Ridge, TN (USA). Cooperative Forest Studies Program) | Kelly, J.M.
Industrial air pollution and forest dieback
1989
Pathak, Saroj N.
Leachate quality from gypsum neutralized red mud applied to sandy soils
1989
Ho, G.E. (Murdoch Univ. (Australia). School of Environmental and Life Sciences) | Mathew, K. | Newman, P.W.G.
Elemental leaching from Quercus ilex L. in response to simulated acidic fog
1989
Paoletti, E. (Firenze Univ. (Italy). Dept. of Vegetal Biology, Lab. of Forest Botany) | Udisti, R. | Pantani, F. | Barbolani, E.
Incidence of fin erosion and anomalous fishes in a polluted stream and a nearby clean stream
1989
Reash, R.J. (Ohio State Univ., Columbus, OH (USA). Environmental Biology Program) | Berra, T.M.
Nutient leaching from dormant trees at an elevated site
1989
Schuepp, P.H. (McGill Univ., Ste. Anne-de-Bellevue, Que. (Canada). Macdonald Coll., Dept. of Renewable Resources) | Hendershot, W.H.
Impact of acid fog and ozone on coastal red spruce
1989
Jagels, R. (Maine Univ., Orono, ME (USA). Dept. of Forest Biology) | Carlisle, J. | Cunningham, R. | Serreze, S. | Tsai, P.
Air pollution research and development needs
1989
