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Effect of local air pollution on the sporophore production of mycorrhizal fungi, mycorrhizae and microbial activity in Scots pine forests
1989
Ohtonen, R. | Markkola, A.M. (Oulu University (Finland). Dep. of Botany)
Nutrients and structural dynamics of conifer needles in South Sweden 1985-1987
1989
Nihlgaard, B. (Lund University (Sweden). Dep. of Plant Ecology)
Sulphur content of the epiphytic lichen Hypogymnia physodes as an indicator of atmospheric deposition in Finland
1989
Kubin, E. (Finnish Forest Research Institute, Muhos (Finland). Muhos Research Station)
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)
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)
Monitoring of forest vitality in Norway
1989
Venn, K. | Holen, C.O. (Norsk Institutt for Skogforskning, Aas (Norway). Avd. for Skogoekologi) | Loevseth, T. (Norsk Inst. for Jord- og Skogkartlegging, Aas (Norway))
