[ نُشرت في: Pollution ]
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Experimental work related to nitrogen deposition, nitrification and soil acidification - a case study
1988
Nilsson, S.I. | Berden, M. | Popovic, B. (Department of Ecology and Environmental Research, Swedish University of Agricultural Sciences, 750 07 Uppsala (Sweden))
Department for Environment, Food and Rural Affairs - United Kingdom
Effects of lime on soil chemistry
1988
Nihlgaard, B. (Lund Univ. (Sweden). Ekologiska Inst.) | Nilsson, S.I. | Popovic, B.
Swedish University of Agricultural Sciences - Sweden
Nutrient balance in forests affected by air pollution
1988
Liljelund, L.E. | Nihlgaard, B.
Swedish University of Agricultural Sciences - Sweden