1. Key Laboratory of Horticulture Science for Southern Mountains Regions of Ministry of Education, College of Horticulture and Landscape Architecture, Southwest University, Chongqing 400715, China
2. Academy of Agricultural Sciences of Southwest University, State Cultivation Base of Crop Stress Biology for Southern Mountainous Land of Southwest University, Chongqing 400715, China
3. College of Horticulture, China Agricultural University, Beijing 100193, China
4. College of Biological Sciences, China Agricultural University, Beijing 100193, China