About the Authors

Xiaoyun Li

lixiaoyun@mail.hzau.edu.cn

Affiliation College of Economics and Management, Huazhong Agricultural University, Wuhan, Hubei, 430070, China

Nianjie Liu

Affiliation College of Economics and Management, Huazhong Agricultural University, Wuhan, Hubei, 430070, China

Liangzhi You

Affiliations College of Economics and Management, Huazhong Agricultural University, Wuhan, Hubei, 430070, China, International Food Policy Research Institute (IFPRI), 2033 K Street, NW, Washington DC, 20006, United States of America

Xinli Ke

Affiliation College of Land Management, Huazhong Agricultural University, Wuhan, Hubei, 430070, China

Haijun Liu

Affiliation College of Life Science and Technology, Huazhong Agricultural University, Wuhan, Hubei, 430070, China

Malan Huang

Affiliation College of Economics and Management, Huazhong Agricultural University, Wuhan, Hubei, 430070, China

Stephen R. Waddington

Affiliation Apartado Postal 4–205, Cuernavaca, Morelos, CP62451, México

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XL. Performed the experiments: NL MH. Analyzed the data: XL NL. Contributed reagents/materials/analysis tools: LY HL XK. Wrote the paper: XL SW.