1. National Maize Improvement Center of China, MOA Key Laboratory of Maize Biology, Beijing Key Laboratory of Crop Genetic Improvement, China Agricultural University, Beijing 100193, China
2. State Key Laboratory of Plant Physiology and Biochemistry, China Agricultural University, Beijing 100193, China
3. National Key Laboratory of Crop Genetic Improvement, Huazhong Agricultural University, Wuhan 430070, China