About the Authors

Dong Liu

Roles Writing – original draft

Affiliations Key Laboratory of Plant Nutrition and the Agri-environment in Northwest China, Ministry of Agriculture, College of Resource and Environment Science, Northwest A&F University, Yangling, China, State Key Laboratory of Soil Erosion and Dryland Farming on Loess Plateau, Northwest A&F University, Yangling, China

Yimei Huang

Roles Funding acquisition, Writing – review & editing

ymhuang1971@nwsuaf.edu.cn

Affiliation Key Laboratory of Plant Nutrition and the Agri-environment in Northwest China, Ministry of Agriculture, College of Resource and Environment Science, Northwest A&F University, Yangling, China

Hao Yan

Roles Formal analysis, Investigation

Affiliation Key Laboratory of Plant Nutrition and the Agri-environment in Northwest China, Ministry of Agriculture, College of Resource and Environment Science, Northwest A&F University, Yangling, China

Yueli Jiang

Roles Formal analysis, Investigation

Affiliation Key Laboratory of Plant Nutrition and the Agri-environment in Northwest China, Ministry of Agriculture, College of Resource and Environment Science, Northwest A&F University, Yangling, China

Tong Zhao

Roles Data curation

Affiliation Key Laboratory of Plant Nutrition and the Agri-environment in Northwest China, Ministry of Agriculture, College of Resource and Environment Science, Northwest A&F University, Yangling, China

Shaoshan An

Roles Supervision

Affiliation State Key Laboratory of Soil Erosion and Dryland Farming on Loess Plateau, Northwest A&F University, Yangling, China

Competing Interests

The authors have declared that no competing interests exist.