About the Authors

Xiaoqing Wang

Current Address: Department of Environmental Engineering and Chemistry, Luoyang Institute of Science and Technology, 90 Wangcheng Road, Luoyang, 47023, China

Affiliations Department of Environmental Engineering and Chemistry, Luoyang Institute of Science and Technology, Luoyang, P. R. China, Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, P. R. China

Dongpu Wei

Affiliation Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, P. R. China

Yibing Ma

mayibing@caas.cn

Current Address: 12 Southern Street of Zhongguancun, Beijing, 100081, China

Affiliations Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, P. R. China, School of Resources and Environment, University of Jinan, Jinan, China

Mike J. McLaughlin

Current Address: PMB 2, Glen Osmond, SA, 5064, Australia

Affiliations Centre for Environmental Contaminant Research, CSIRO Land and Water, Adelaide, Australia, Soil Science, Waite Research Institute, School of Agriculture Food and Wine, University of Adelaide, Adelaide, Australia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XQW DPW YBM MJM. Performed the experiments: XQW DPW YBM MJM. Analyzed the data: XQW YBM. Contributed reagents/materials/analysis tools: XQW YBM MJM. Wrote the paper: XQW DPW YBM MJM.