About the Authors

Rui Zhai

Affiliation College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China

Xiao-Ting Liu

Affiliation College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China

Wen-Ting Feng

Affiliation College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China

Sha-Sha Chen

Affiliation College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China

Ling-Fei Xu

lingfxu2013@sina.com

Affiliation College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China

Zhi-Gang Wang

Affiliation College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China

Jiang-Li Zhang

Affiliation College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China

Peng-Min Li

Affiliation College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China

Feng-Wang Ma

Affiliation College of Horticulture, 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: RZ JZ XL SC PL. Performed the experiments: RZ WF JZ SC. Analyzed the data: RZ ZW LX PL WF. Contributed reagents/materials/analysis tools: RZ JZ LX FM. Wrote the paper: RZ LX SC WF.