About the Authors

Pu Wang

Affiliation College of Nature Conservation, Beijing Forestry University, Beijing, China

Jing-Pin Lei

Affiliation Research Institute of Forestry, Chinese Academy of Forestry, Beijing, China

Mai-He Li

Affiliation Swiss Federal Institute for Forest, Snow and Landscape Research, Birmensdorf, Switzerland

Fei-Hai Yu

feihaiyu@bjfu.edu.cn

Affiliation College of Nature Conservation, Beijing Forestry University, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PW FHY. Performed the experiments: PW. Analyzed the data: PW FHY. Contributed reagents/materials/analysis tools: JPL FHY. Wrote the paper: PW JPL MHL FHY.