The Population Dynamics of Gregarious Spruce Sawfly (Pristiphora abietina) in the Eastern Part of the Czech Republic

Holusa J
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Holusa, J. (1999). The Population Dynamics of Gregarious Spruce Sawfly (Pristiphora abietina) in the Eastern Part of the Czech Republic. In B. Forster, M. Knizek, & W. Grodzki (Eds.), Methodology of Forest Insect and Disease Survey in Central Europe. Proceedings (pp. 158-163). Swiss Federal Institute for Forest, Snow and Landscape Research.