About the Authors

Juanjuan Fu

Affiliation Department of grassland science, College of Animal Science and Technology, Northwest A&F University, Yangling, Shaanxi, China

Xitong Chu

Affiliation Department of grassland science, College of Animal Science and Technology, Northwest A&F University, Yangling, Shaanxi, China

Yongfang Sun

Affiliation Department of grassland science, College of Animal Science and Technology, Northwest A&F University, Yangling, Shaanxi, China

Yanjun Miao

Affiliation College of Plant Science, Tibet Agriculture and Animal Husbandry College, Linzhi, Tibet 860000, China

Yuefei Xu

xuyuefei1980@163.com (YFX); hutianming@126.com (TMH)

Affiliation Department of grassland science, College of Animal Science and Technology, Northwest A&F University, Yangling, Shaanxi, China

Tianming Hu

xuyuefei1980@163.com (YFX); hutianming@126.com (TMH)

Affiliation Department of grassland science, College of Animal Science and Technology, Northwest A&F University, Yangling, Shaanxi, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YFX TMH. Performed the experiments: JJF YFS XTC. Analyzed the data: JJF. Contributed reagents/materials/analysis tools: YFX TMH YJM. Wrote the paper: JJF.