1. Key Laboratory of Vegetation Restoration and Management of Degraded Ecosystems, South China Botanical Garden; Chinese Academy of Sciences; Guangzhou China
2. Guangzhou Institute of Geography; Guangzhou China
3. Department of Biological Sciences; University of Notre Dame; Notre Dame Indiana USA
4. Ottawa Research and Development Centre; Agriculture and Agri-Food Canada; Ottawa Ontario Canada
5. Key Laboratory of Geoscience Spatial Information Technology, Ministry of Land and Resources of China; Chengdu University of Technology; Chengdu China