About the Authors

Zhipeng Liu

lzp@lzu.edu.cn (ZL); yrwang@lzu.edu.cn (YW)

Affiliation State Key Laboratory of Grassland Agro-ecosystems, School of Pastoral Agricultural Science and Technology, Lanzhou University, Lanzhou, China

Lichao Ma

Affiliation State Key Laboratory of Grassland Agro-ecosystems, School of Pastoral Agricultural Science and Technology, Lanzhou University, Lanzhou, China

Zhibiao Nan

Affiliation State Key Laboratory of Grassland Agro-ecosystems, School of Pastoral Agricultural Science and Technology, Lanzhou University, Lanzhou, China

Yanrong Wang

lzp@lzu.edu.cn (ZL); yrwang@lzu.edu.cn (YW)

Affiliation State Key Laboratory of Grassland Agro-ecosystems, School of Pastoral Agricultural Science and Technology, Lanzhou University, Lanzhou, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YRW ZPL ZBN. Performed the experiments: ZPL LCM ZBN. Analyzed the data: ZPL LCM. Contributed reagents/materials/analysis tools: ZPL LCM YRW. Wrote the paper: YRW ZPL ZBN.