1. Institute of Environment and Sustainable Development in Agriculture, Chinese Academy of Agricultural Sciences/Key Laboratory for Agro-Environment, Ministry of Agriculture and Rural Affairs, No.12, Zhongguancun South Street, Haidian District, Beijing 100081, China
2. Key Laboratory of Agro-ecological Processes in Subtropical Region, Institute of Subtropical Agriculture, Chinese Academy of Sciences, Changsha 410125, China
3. Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 6502021, China
4. Changsha Environmental Protection College, Changsha 410004, China
5. Soils and Fertilizer Institute of Hunan Province, Changsha 410125, China