About the Authors

Li Xu

Affiliation Soil Ecology Lab, College of Resources and Environmental Sciences, Nanjing Agricultural University, Nanjing, Jiangsu, P.R. China

Wensi Xu

Affiliation Soil Ecology Lab, College of Resources and Environmental Sciences, Nanjing Agricultural University, Nanjing, Jiangsu, P.R. China

Ying Jiang

Affiliation Soil Ecology Lab, College of Resources and Environmental Sciences, Nanjing Agricultural University, Nanjing, Jiangsu, P.R. China

Feng Hu

Affiliation Soil Ecology Lab, College of Resources and Environmental Sciences, Nanjing Agricultural University, Nanjing, Jiangsu, P.R. China

Huixin Li

huixinli@njau.edu.cn

Affiliation Soil Ecology Lab, College of Resources and Environmental Sciences, Nanjing Agricultural University, Nanjing, Jiangsu, P.R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HL LX FH. Performed the experiments: WX YJ. Analyzed the data: LX WX. Contributed reagents/materials/analysis tools: LX HL FH. Wrote the paper: LX.