[ Publicado en: Pollution ]
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Resultados 1-5 de 5
The impact of fertilization and site preparation on natural regeneration of declined forest stands in the Black Forest
1989
Littek, T. (Freiburg Univ. (Germany, F.R.). Waldbau-Inst.)
ZB MED Nutrition. Environment. Agriculture - Germany
[Forest damage. Thinning and fertilization of damaged stands of young Norway spruce]
1989
Weber, M. (Muenchen Univ. (Germany, F.R.). Lehrstuhl fuer Waldbau und Forsteinrichtung) | Huber, W.
ZB MED Nutrition. Environment. Agriculture - Germany
[Effects of nitrate and sulphate fertilizers on soil-pH and nutrient element supply of Norway spruce and European beech stands]
1989
Liu, J.C. (Freiburg Univ. (Germany, F.R.). Inst. fuer Bodenkunde und Waldernaehrungslehre) | Ende, H.P.
ZB MED Nutrition. Environment. Agriculture - Germany
[Effects of virus infections on forest trees under stress of air pollutants (SO2 and O3 applications)]
1989
Nienhaus, F. (Bonn Univ. (Germany, F.R.). Inst. fuer Pflanzenkrankheiten)
ZB MED Nutrition. Environment. Agriculture - Germany
Introduction: The problem of forest decline and the Bavarian forest toxicology research group
1989
Uhlmann, W. | Altner, H. | Schulze, E.D. | Lange, O.L.
ZB MED Nutrition. Environment. Agriculture - Germany