State Key Laboratory of Crop Stress Biology for Arid Areas/Shaanxi
Key Laboratory of Apple, College of Horticulture, Northwest A&F
University, Yangling 712100, Shaanxi, China
†These authors contributed equally to this work
*Corresponding authors: Chao Li, Fengwang Ma
E-mail: lc453@163.com (C. Li), fwm64@nwsuaf.edu.cn (F. Ma)