1. Faculty of Forestry and Wood Technology, University of Zagreb, 10000 Zagreb, Croatia
2. Department of Biology, Josip Juraj Strossmayer University of Osijek, 31000 Osijek, Croatia
3. Department of Microbiology and Infectious Diseases, with Clinic, Faculty of Veterinary Medicine, University of Zagreb, 10000 Zagreb, Croatia
4. Oikon Ltd.—Institute of Applied Ecology, 10020 Zagreb, Croatia