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Sławomir Wilczyński
Faculty of Forestry, Department of Forest Protection, Entomology and Forest Climatology, University of Agriculture in Krakow, Al. 29 Listopada 46, 31-425, Cracow, Poland
Elżbieta Muter
Faculty of Forestry, Forest Biodiversity Institute, University of Agriculture in Krakow, Al. 29 Listopada 46, 31-425, Cracow, Poland
Bogdan Wertz
Faculty of Forestry, Department of Biometry and Forest Productivity, University of Agriculture in Krakow, Al. 29 Listopada 46, 31-425, Cracow, Poland