1. Forestry Survey, Planning and Design Institute, Anhui Normal University, Wuhu 241000, China
2. College of Life Sciences, Anhui Normal University, Wuhu 241000, China
3. School of Geography and Tourism, Anhui Normal University, Wuhu 241002, China
4. Research and Innovation Division of the Banjar Municipality Regional Development Planning Agency, West Java 46311, Indonesia
5. School of Geography, Nanjing Normal University, Nanjing 210023, China