Forecast and control of the spruce web-spinning sawfly (Cephalcia abietis L.) in the Beskidy mountains in Poland in 1998
Jachym M
Jachym, M. (1999). Forecast and control of the spruce web-spinning sawfly (Cephalcia abietis L.) in the Beskidy mountains in Poland in 1998. In B. Forster, M. Knížek, & W. Grodzki (Eds.), Methodology of forest insect and disease survey in Central Europe. Proceedings of the second workshop of the IUFRO working party 7.03.10. April 20-23, 1999, Sion-Châteauneuf, Switzerland (pp. 164-167). Swiss Federal Institute for Forest, Snow and Landscape Research.