Sawfly-Gradation in Pine Stands in Carinthia - Different Methods of Monitoring

Krehan H
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Krehan, H. (1999). Sawfly-Gradation in Pine Stands in Carinthia - Different Methods of Monitoring. In B. Forster, M. Knizek, & W. Grodzki (Eds.), Methodology of Forest Insect and Disease Survey in Central Europe. Proceedings (pp. 154-157). Swiss Federal Institute for Forest, Snow and Landscape Research.