About the Authors

Jie Li

Affiliations Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, 100101, China, Institute of Grassland Science, Northeast Normal University, Changchun, 130024, China, Key Laboratory of Vegetation Ecology, Ministry of Education, Changchun, 130024, China

Nianpeng He

henp@igsnrr.ac.cn (NH); wxueh@yahoo.com.cn (XW)

Affiliation Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, 100101, China

Xuehong Wei

henp@igsnrr.ac.cn (NH); wxueh@yahoo.com.cn (XW)

Affiliation Agricultural and Animal Husbandry College of Tibet University, Linzhi, 860000, China

Yang Gao

Affiliation Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, 100101, China

Yao Zuo

Affiliation Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, 100101, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NH XW. Performed the experiments: JL YZ. Analyzed the data: JL YG NH. Contributed reagents/materials/analysis tools: NH YZ. Wrote the paper: JL NH.