Affiner votre recherche
Résultats 1-10 de 46
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.))
Several years of experiences with fertilization of declining spruce stands in NE-Bavaria
1989
Kaupenjohann, M. (Bayreuth Univ. (Germany, F.R.). Lehrstuhl fuer Bodenkunde und Bodengeographie) | Zech, W.
[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.
[Effects of liming on seepage water quality. - Results of the Hoegl forest project and from the Upper Palatinate region]
1989
Kreutzer, K. (Muenchen Univ. (Germany, F.R.). Lehrstuhl fuer Bodenkunde) | Schierl, R.
[Effects of a fertilization measure on forest stands and seepage water]
1989
Krebs, A. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Stuttgart (Germany, F.R.). Abt. Botanik und Standortskunde)
First results with calcined magnesite, magnesium hydroxide and Geosan in declining, chlorotic Norway spruce stands (NE-Bavaria)
1989
Schaaf, W. (Bayreuth Univ. (Germany, F.R.). Lehrstuhl fuer Bodenkunde und Bodengeographie) | Zech, W.
Mg dynamics in fertilized acid forest soils: Effects of fertilizer anions
1989
Kaupenjohann, M. (Bayreuth Univ. (Germany, F.R.). Lehrstuhl fuer Bodenkunde und Bodengeographie) | Zech, W.
[Nutrition of Norway spruce in Lower Saxony and first results]
1989
Reemtsma, J.B. (Niedersaechsische Forstliche Versuchsanstalt, Goettingen (Germany, F.R.))
Nutritional aspects of forest soil structure
1989
Hildebrand, E.E. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany, F.R.).)
