[ Published in: Pollution ]
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Nitrogen cycling in two Norway spruce (Picea abies) ecosystems and effects of a (NH4)2SO4 addition
1992
Feger, K.H. (Albert-Ludwig-University, Freiburg (Germany). Inst. of Soil Science and Forest Nutrition)
Wageningen University & Research - Netherlands
Effects of forest management on soil carbon storage
1992
Johnson, D.W. (Desert Research Inst., Reno, NV (USA))
Wageningen University & Research - Netherlands