About the Authors

Wen Lin

Affiliations Zhangzhou Entry-Exit Inspection and Quarantine Bureau, Zhangzhou, Fujian, China, State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing, China

Xinyue Cheng

Affiliation State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing, China

Rumei Xu

xurumei@bnu.edu.cn

Affiliation State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RX WL XC. Performed the experiments: WL. Analyzed the data: WL. Contributed reagents/materials/analysis tools: WL. Wrote the paper: RX WL XC. Did the data collection, analysis and statistics: WL. Supervised the research: RX.