خيارات البحث
النتائج 1 - 10 من 32
Effects of environmental stress on forest crown condition in Europe. Part III: estimation of critical deposition and concentration levels and their exceedances
2000
Vries, W. de | Reinds, G.J. | Klap, J.M. | Leeuwen, E.P. van | Erisman, J.W.
Effects of metals on the microbial mineralization of organic acids
1997
Brynhildsen, L. (Linkoeping Univ. (Sweden). Dept. of Water and Environmental Studies) | Rosswall, T.
Relationship between sugar maple decline and corresponding chemical changes in the stem tissue
1997
Mohamed, H.K. (Toronto Univ., Toronto, Ont. (Canada). Faculty of Forestry) | Pathak, S. | Roy, D.N. | Hutchinson, T.C. | McLaughlin, D.L. | Kinch, J.C.
Hydrochemical budgets of a small forested granitic catchment exposed to acid deposition: the strengbach catchment case study (Vosges Massif, France)
1992
Probst, A. (Centre de Geochimie de la Surface, Strasbourg (France)) | Viville, D. | Fritz, B. | Ambroise, B. | Dambrine, E.
Interacting effects of nutrients, pH - Al and elevated CO2 on the growth of red spruce (Picea rubens Sarg.) seedlings
1992
Shipley, B. (McGill Univ., Montreal, Que. (Canada). Dept. of Biology) | Lechowicz, M. | Dumont, S. | Hendershot, W.H.
Relationship between fluoride contents and loss of lichens near an aluminium works
1992
Perkins, D.F. (Institute of Terrestrial Ecology, Bangor, Gwynedd (United Kingdom))
Liming acid streams: aluminium toxicity to fish in mixing zones
1991
Weatherley, N.S. (Wales Univ., Llanelli, Dyfed (United Kingdom). Coll. of Cardiff, Catchment Research Group) | Rutt, G.P. | Thomas, S.P. | Ormerod, S.J.
Characterization of phytotoxic aluminum in soil solutions from phosphogypsum amended soils
1991
Alva, A.K. (Florida Univ., Lake Alfred, FL (USA). Citrus Research and Education Center) | Sumner, M.E.
Studies on pollution in the atmosphere near the aluminium reduction plant at Nagi Hammady / Egypt
1990
El-Shazly, S.M. (Faculty of Science in Qena (Egypt). Dept. of Physics, Lab. of Atmospheric Physics) | Abdelmageed, A.M. | Abdelaal, A.
Environmental pollution and impacts on soils and forests nutrition in North America
1990
Johnson, D.W. (Biological Sciences Center, Reno, NV (USA). Desert Research Inst.) | Ball, J.T.