[ 发表于: Pollution ]
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结果 1-5 的 5
[Experiment on the cultivtion of tree species in the Harz mountains]
1989
Weihs, U. (Goettingen Univ. (Germany, F.R.). Inst. fuer Waldbau)
ZB MED Nutrition. Environment. Agriculture - Germany
[Effect of surface liming in doses suitable for melioration on the pH-value and cation exchange of an acid brown soil on loess]
1989
Meiwes, K.J. (Niedersaechsische Forstliche Versuchsanstalt, Goettingen (Germany, F.R.)) | Beese, F.
ZB MED Nutrition. Environment. Agriculture - Germany
[Effects of liming and fertilization measures on soils and trees]
1989
Beese, F. (Gesellschaft fuer Strahlen- und Umweltforschung m.b.H., Neuherberg (Germany, F.R.). Inst. fuer Bodenoekologie)
ZB MED Nutrition. Environment. Agriculture - Germany
[Nutrition of Norway spruce in Lower Saxony and first results]
1989
Reemtsma, J.B. (Niedersaechsische Forstliche Versuchsanstalt, Goettingen (Germany, F.R.))
ZB MED Nutrition. Environment. Agriculture - Germany
[Sudies on the ratio of stable sulphur 32 S and 34 S (delta 34 S - value) isotopes in forests damaged by air pollution]
1990
Jaeger, H.J. | Giesemann, A.
ZB MED Nutrition. Environment. Agriculture - Germany
