خيارات البحث
النتائج 1 - 10 من 16
Evaluation of the fertilization of an environmentally stressed forest site of spruce with regard to its stabilization
1992
Duenisch, O. (Bundesforschungsanstalt fuer Forst- und Holzwirtschaft, Hamburg (Germany). Inst. fuer Holzbiologie und Holzschutz) | Bauch, J. | Rademacher, P. | Puls, J.
Balance of element supply and element fluxes in the ecosystem compartments of crown, stem, root and soil of a diseased spruce-stand at the forest-site "Postturm"
1992
Rademacher, P. (Goettingen Univ. (Germany). Forschungszentrum Waldoekosysteme) | Ullrich, B. | Michaelis, W.
[Water quality of four small brooks situated in the forest hydrological research area of Krofdorf (Hesse). - An experimental comparison of the catchment basin]
1989
Fuehrer, H.W.
The effect of liming and Mg-fertilization on uptake, transport and final use of calcium and magnesium in conifers
1993
Guelpen, M. (Freiburg Univ. (Germany). Inst. fuer Forstbotanik und Baumphysiologie) | Tuerk, S. | Fink, S.
Pollutants exclusion experiment on spruce trees at the Edelmannshof site. Basic measurements and material turnover
1993
Evers, F.H. | Hoyer, V. | Kottke, J. | Quian, M. | Schnepf, M. | Seufert, G.
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.
Effect of mineral nutrient supply and light intensity on root growth, root morphology, and nutrient uptake of Norway spruce
1996
Seith, B. | George, E. | Marschner, H.
The effect of liming and Mg-fertilization on uptake, transport and final use of calcium and magnesium in conifers. 4: Nutrient flux rates and ecosystem balances
1996
Guelpen, M. | Tuerk, S. | Fink, S.
Effects of nutrient supply on root growth, root turnover, and carbohydrate metabolism of trees
1994
Seith, B. (Hohenheim Univ. (Germany). Inst. fuer Pflanzenernaehrung) | George, E. | Marschner, H.
The effect of liming and Mg-fertilization on uptake, transport and final use of calcium and magnesium in conifers. 2: Significance of internal and external factors influencing the Ca- and Mg-dynamics in Norway spruce trees
1994
Tuerk, S. (Freiburg Univ. (Germany). Inst. fuer Forstbotanik und Baumphysiologie) | Guelpen, M. | Fink, S.
