About the Authors

Xiaogang Li

Affiliations Nanjing Institute of Environmental Sciences, Ministry of Environmental Protection of China, Nanjing, Jiangsu Province, China, Key Laboratory of Soil Environment and Pollution Remediation, Institute of Soil Science, Chinese Academy of Sciences, Nanjing, Jiangsu Province, China

Biao Liu

85287064@163.com

Affiliation Nanjing Institute of Environmental Sciences, Ministry of Environmental Protection of China, Nanjing, Jiangsu Province, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BL XGL. Performed the experiments: XGL. Analyzed the data: XGL. Contributed reagents/materials/analysis tools: XGL BL. Wrote the paper: XGL.