Phytosanitary Situation in Polish Mountain Forests in 1998 and Forecast for 1999
Grodzki W
Grodzki, W. (1999). Phytosanitary Situation in Polish Mountain Forests in 1998 and Forecast for 1999. In B. Forster, M. Knizek, & W. Grodzki (Eds.), Methodology of Forest Insect and Disease Survey in Central Europe. Proceedings (pp. 30-35). Swiss Federal Institute for Forest, Snow and Landscape Research.