1. State Key Laboratory of Crop Stress Biology for Arid Areas and College of Agronomy, Northwest A&F University , Yangling, Shaanxi 712100 , China
2. State Key Laboratory of Crop Stress Biology for Arid Areas and College of Plant Protection, Northwest A&F University , Yangling, Shaanxi 712100 , China
3. Yangling Seed Industry Innovation Center , Yangling, Shaanxi 712100 , China