1. Doctoral School of Environmental Sciences, Eötvös Loránd University, 1117 Budapest, Hungary
2. Department of Forest Management and Ecology, Forest Research Institute, University of Sopron, 9600 Sárvár, Hungary
3. National Coalition of Independent Scholars (NCIS), Brattleboro, VT 05301, USA
4. Institute for Soil Sciences, Centre for Agricultural Research, 1022 Budapest, Hungary
5. Department of Plant Molecular Biology, Agricultural Institute, Centre for Agricultural Research, 2462 Martonvásár, Hungary
6. Department of Forestry Breeding, Forest Research Institute, University of Sopron, 9600 Sárvár, Hungary
7. Department of Microbiology, Eötvös Loránd University, 1117 Budapest, Hungary