About the Authors

Mingjun Li

Contributed equally to this work with: Mingjun Li, Fengjuan Feng

Affiliations College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China, Department of Horticulture, Cornell University, Ithaca, New York, United States of America

Fengjuan Feng

Contributed equally to this work with: Mingjun Li, Fengjuan Feng

Affiliations College of Horticulture, Northwest A&F University, Yangling, Shaanxi, China, Department of Horticulture, Cornell University, Ithaca, New York, United States of America

Lailiang Cheng

LC89@Cornell.edu

Affiliation Department of Horticulture, Cornell University, Ithaca, New York, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LC. Performed the experiments: ML FF LC. Analyzed the data: ML. Contributed reagents/materials/analysis tools: ML FF. Wrote the paper: ML LC.