Dag Willems

1 ta ish

Ministry of Environment

1. Yield Regulation in the Knysna Forests

   Armin H. W. Seydack, J. C. van Daalen, D. van Dijk +7

   MaqolaForest ecology and managementSouth African Forestry Journal19900 iqtibos

   ABIABI:AkademIndex/1990.article.000059