细化搜索
结果 1-9 的 9
The spatial heterogeneity of chemical properties in acid forest soils and its importance for tree nutrition
1990
Hildebrand, E.E. (Forest Research Inst. of Baden-Wuerttemberg, Freiburg (Germany, F.R.))
Vegetation, soils and ion transfer through the forest canopy in two Nova Scotia lake basins
1989
Percy, K.E. (Forestry Canada Maritimes Region, Fredericton, N.B. (Canada))
Neutralization of acidic raindrops on leaves of agricultural crop and boreal forest species
1986
Hutchinson, T.C. (Toronto Univ. (Canada). Inst. for Environemtal Studies) | Adams, C.M. | Gaber, B.A.
A mobile rain exclusion canopy system to determine dose-response relationships for crops and forest species
1986
Kuja, A. (Ontario Ministry of the Environment, Toronto (Canada). Air Resources Branch) | Jones, R. | Enyedi, A.
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)
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.
Regional pattern of acid deposition and forest decline along a cross section through Europe
1986
Hauhs, M. (Norwegian Inst. for Water Research, Oslo (Norway)) | Wright, R.F.
Impacts of forests on water chemistry
1989
Mahendrappa, M.K. (Forestry Canada Maritimes Region, Fredericton, N.B. (Canada))
Simultaneous exposure of forest trees to pollutants and climatic stress
1986
Payer, H.D. (Gesellschaft fuer Strahlen- und Umweltforschung Muenchen, Neuherberg (Germany, F.R.)) | Blank, L.W. | Bosch, C. | Gnatz, G. | Schmolke, W. | Schramel, P.
