1. Environment Analysis and Management Unit, Guido Tosi Research Group, Department of Theoretical and Applied Sciences, University of Insubria, Varese, Italy
2. School of Natural Resources and Environment, University of Arizona, Tucson, AZ, USA
3. Department of Forestry, Guizhou University, Guiyang City, Guizhou Province, PR China
4. Department of Biosciences and Territory, University of Molise, Campobasso, Italy