Authors
Andrzej Mazur
Poznań University of Life Sciences, Faculty of Forestry, Department of Forest Entomology, Wojska Polskiego,, Poznań, Poland
Radosław Witkowski
Poznań University of Life Sciences, Faculty of Forestry, Department of Forest Entomology, Wojska Polskiego,, Poznań, Poland
Jarosław Góral
Forest Protection Service, The State Forest National Holding, Grunwaldzka,, Wrocław, Poland
Grzegorz Rogowski
Forest Protection Service, The State Forest National Holding, Grunwaldzka,, Wrocław, Poland