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Pluies acides, production de nitrate dans les sols forestiers et annees de secheresse estivale: cofacteurs de risque de deperissement des forets. Reflexions sur la synergie.
1989
Bardy J.A.
Critical metal concentrations for forest soil invertebrates. A review of the limitations.
1989
Bengtsson G. | Tranvik L.
Ion leaching from a sugar maple forest in response to acidic deposition and nitrification.
1989
Foster N.W. | Hazlett P.W. | Nicolson J.A. | Morrison I.K.
Effect of local air pollution on the sporophore production of mycorrhizal fungi, mycorrhizae and microbial activity in Scots pine forests
1989
Ohtonen, R. | Markkola, A.M. (Oulu University (Finland). Dep. of Botany)
The liming of forest soils in Finland
1989
Derome, J. | Paetilae, A. (The Finnish Forest Research Institute, Vanda (Finland))
Comparisions of forest soils in relation to acid precipitation in Central Norway, South Norway and Schwarzwald in West Germany
1989
Aune, E.I. (Vitenskapsmuseet, Trondheim (Norway). Botanisk Inst.) | Dahl, E. (Norges Landbrukshoegskole, Aas (Norway). Botanisk Inst.) | Loees, A.K. (Stiftelsen for Oekologisk Landbruk, Tingvoll (Norway))
Microbial activity in forest soils in relation to acid/base and carbon/nitrogen status
1989
Persson, T. | Wiren, A. (Swedish University of Agricultural Scieces, Uppsala (Sweden). Dept. of Ecology and Environmental Research)
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.
