About the Authors

Lin Zhou

Affiliation Institute of Food and Nutrition Development, Ministry of Agriculture, Beijing, China

Qiyan Zeng

Affiliation School of Agricultural Economics and Rural Development, Renmin University of China, Beijing, China

Shaosheng Jin

ssjin@zju.edu.cn

Affiliation China Academy for Rural Development (CARD), School of Public Affairs, Zhejiang University, Hangzhou, China

Guangyan Cheng

Affiliation Institute of Food and Nutrition Development, Ministry of Agriculture, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: SJ LZ QZ GC. Data curation: LZ QZ. Formal analysis: LZ QZ SJ GC. Funding acquisition: SJ LZ GC. Investigation: SJ LZ QZ. Methodology: SJ LZ QZ. Project administration: SJ. Resources: LZ SJ GC. Software: LZ QZ SJ GC. Supervision: SJ GC. Validation: LZ QZ SJ GC. Visualization: LZ QZ SJ GC. Writing – original draft: LZ QZ SJ. Writing – review & editing: SJ LZ QZ GC.