Influence of exchangeable potassium on soil erodibility
Soil Use Managm.
1996
12
S. 117-121
Influence of soil properties on the population and activity of geophagous earthworms after five years of bare fallow
Biol. Fertil. Soils
1996
23
S. 382-387
Ökosystemforschung in der Agrarlandschaft
1996
Ecosystem Research in the agricultural landscape
1996