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Resultados 1-6 de 6
Role of air pollution in forest decline in eastern North America
1989
Johnson, D.W. (Nevada Univ., Reno, NV (USA). Dept. of Range, Wildlife and Forestry) | Taylor, G.E.
Potential hazards of lime application in a damaged pine forest ecosystem in Berlin, Germany
1989
Marschner, B. (Technical Univ. Berlin (Germany). Dept. of Soil Science) | Stahr, K. | Renger, M.
Nutrient cycling in adirondack conifer plantations: is acidic deposition an influencing factor?
1989
Nowak, C.A. (State Univ. of New York, Syracuse, NY (USA). Coll. of Environmental Science and Forestry) | Shepard, J.P. | Downard, R.B. | White, E.H. | Raynal, D.J. | Mitchell, M.J.
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)
Water uptake by black spruce seedlings from rooting media (solution, sand, peat) treated with inorganic and oxalated aluminum
1989
Arp, P.A. (New Brunswick Univ., Fredericton (Canada). Faculty of Forestry) | Strucel, I.
Total sulfur content in the humus layer of urban polluted forest soils
1989
Ohtonen, R. (Oulu Univ. (Finland). Dept. of Botany) | Markkola, A.M. | Torvela, H.
