1. School of Geography Nanjing Normal University Nanjing China
2. Soil Science Department Faculty of Agriculture Zagazig University Zagazig Egypt
3. Jiangsu Center for Collaborative Innovation in Geographical Information Resource Development and Application Nanjing China
4. Key Laboratory of Virtual Geographic Environment (Nanjing Normal University)Ministry of Education Nanjing China
5. Institute of Plant Ecology (IFZ) Justus Liebig University Giessen Giessen Germany
6. School of Biology and Environmental Science and Earth Institute University College Dublin Dublin Ireland
7. Department of Renewable Resources University of Alberta Edmonton Canada
8. State Key Laboratory of Subtropical Silviculture Zhejiang A&F University Hangzhou China