[ 发表于: Pollution ]
高级检索
AGROVOC关键词
细化搜索
结果 1-5 的 5
Response to heavy nitrogen applications in fertilizer experiments in British forests.
1988
Miller H.G. | Miller J.D.
Wolters Kluwer - United States of America
Evidence from nitrogen fertilisation in the forests of Germany
1988
Kenk, G. | Fischer, H. (Forest Research Institute Baden-Wuerttemberg, 7800 Freiburg (Germany, F.R.))
Department for Environment, Food and Rural Affairs - United Kingdom
The role of field experiments in the study of soil mediated effects of air pollution on forest trees
1989
Tamm, C.O. (Swedish University of Agricultural Sciences, Uppsala (Sweden). Dep. of Ecology and Environmental Research)
The Norwegian University Library of Life Sciences - Norway
Microbial activity in forest soils in relation to acid/base and carbon/nitrogen status
1989
Persson, T. | Wiren, A. (Swedish University of Agricultural Scieces, Uppsala (Sweden). Dept. of Ecology and Environmental Research)
The Norwegian University Library of Life Sciences - Norway
Goals and means [forest liming]
1988
Andersson, F. (Sveriges Lantbruksuniv., Uppsala (Sweden). Inst. foer Ekologi och Miljoevaard) | Nihlgaard, B.
Swedish University of Agricultural Sciences - Sweden
