1. Institute of Ecology, College of Urban and Environmental Sciences, and Key Laboratory for Earth Surface Processes of the Ministry of Education Peking University Beijing China
2. Department of Ecological Science, Faculty of Science Vrije Universiteit Amsterdam Amsterdam The Netherlands
3. Community and Conservation Ecology Group Groningen Institute for Evolutionary Life Sciences, University of Groningen Groningen The Netherlands
4. Key Laboratory of Aquatic Botany and Watershed Ecology, Wuhan Botanical Garden Chinese Academy of Sciences Wuhan China
5. College of Landscape Architecture Fujian Agriculture and Forestry University Fuzhou People's Republic of China
6. Ecology and Biodiversity Group Institute of Environmental Biology, Utrecht University Utrecht The Netherlands
7. Forest Ecology and Forest Management Group Wageningen University Wageningen The Netherlands