[ Published in: Pollution ]
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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)
ZB MED Nutrition. Environment. Agriculture - Germany
[Energy balance of differently damaged Norway spruce needles in the course of the year]
1986
Benz, T. (Tuebingen Univ. (Germany, F.R.). Inst. fuer Biologie) | Hampp, R.
ZB MED Nutrition. Environment. Agriculture - Germany