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Результаты 61-70 из 219
Forest decline - a status report on the effects via soil and roots
1986
Murach (Goettingen Univ. (Germany, F.R.). Inst. fuer Waldbau I)
Ongoing and planned studies on air pollution and forests in Denmark
1986
Holstener-Joergensen, H.
Ongoing and planned studies on air pollution and forests in Norway
1986
Horntvedt, R.
Effect of the quantity and duration of application of simulated acid precipitation on nitrogen mineralization and nitrification in a forest soil
1986
Klein, T.M. (Cornell Univ., Ithaca, NY (USA). Dept. of Agronomy) | Alexander, M.
DDT residues in the river Jamuna in Delhi, India
1986
Agarwal, H.C. (Delhi Univ. (India). Dept. of Zoology) | Mittal, P.K. | Menon, K.B. | Pillai, M.K.K.
Soil acidity and its relationship to root growth in declining forest stands in Germany
1986
Matzner, E. (Goettingen Univ. (Germany, F.R.). Research Center Forest Ecosystems/Forest Decline) | Murach, D. | Fortmann, H.
Modelling of throughfall chemistry and indirect measurement of dry deposition
1986
Johannes, A.H. (Oklahoma State Univ., Stillwater (USA). School of Chemical Engineering) | Chen, Y.L. | Dackson, K. | Suleski, T.
Gaardsjoen Project: lake acidification, chemistry in catchment runoff, lake liming and microcatchment manipulations
1986
Hultberg, H. (Swedish Environmental Research Inst., Goeteborg (Sweden)) | Grennfelt, P.
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.