1. State Key Laboratory of Nutrient Use and Management, College of Resources and Environmental Sciences China Agricultural University Beijing China
2. Centre for Microbiology and Environmental Systems Science University of Vienna Vienna Austria
3. College of Resources and Environment, Academy of Agricultural Science, Interdisciplinary Research Center for Agriculture Green Development in Yangtze River Basin Southwest University Chongqing China
4. College of Resources and Environment Sichuan Agricultural University Chengdu China
5. Department of Soil Science of Temperate Ecosystems University of Göttingen Göttingen Germany