Affiner votre recherche
Résultats 1-10 de 49
Regional variation in surface properties of Norway spruce and Scots pine needles in relation to forest decline.
1989
Cape J.N. | Paterson I.S. | Wolfenden J.
Chernoff-Flury faces: a statistical means for representing multivariate response parameters of air pollution induced injury on plants
1989
Schwela, D.H. | Krause, G.H.M. (Landesanstalt fur Immissionsschutz des Landes NW, Wallneyerstrasse 6, 4300 Essen 1 (Germany, F.R.))
Atmospheric deposition to the edge of a spruce forest in Denmark
1989
Beier, C. | Gundersen, P. (Laboratory of Environmental Sciences and Ecology, Technical University of Denmark, 2800 Lyngby (Denmark))
[Substance input in forest ecosystems. - Deposition of precipitation in the open land and in forest stands]
1989
Brechtel, H.M.
[Manganese-, aluminium- and nitrate concentrations in the infiltration water under old Norway spruce stands of the measurement stations of the WDI (Waldbelastung durch Immissionen) study programme of the state of Hesse]
1989
Balazs, A. | Brechtel, H.M.
[Spatial and chronological variation of precipitation solved substances in the open land and in Norway spruce stands of Hesse]
1989
Balazs, A.
[Acid balance of a Norway spruce stand of the Hessian forest district of Witzenhausen]
1989
Balazs, A.
[Excursion to the main measurement station Grebenau of the Hessian study programme "Forest Effects by Air Pollution"]
1989
Balazs, A. | Boettcher, H.D. | Eichhorn, J. | Hanewald, K. | Siegmund, A. | Riebeling, J.
Results of long-term sucession of ground-vegetation after fertilization in forest stands of the Northern Black Forest
1989
Schornick, O. (Freiburg Univ. (Germany, F.R.). Inst. fuer Landespflege)
[Studies on effect and optimization of liming measures on vitality, nutrient supply and soil quality of Norway spruce and European beech stands in two sites of the Hochsauerland]
1989
Oldiges, H. (Fraunhofer-Institut fuer Umweltchemie und Oekotoxikologie, Schmallenberg-Grafschaft (Germany, F.R.))
