1. State Key Laboratory for Agrobiotechnology, Key Laboratory of Crop Heterosis and Utilization (MOE), Key Laboratory of Crop Genetic Improvement China Agricultural University Beijing 100193 China
2. Agronomy College of Shandong Agricultural University Taian 271018 China
3. Key Laboratory of Crop Germplasm Resources and Utilization (MARA), Institute of Crop Sciences Chinese Academy of Agricultural Sciences Beijing 100081 China
4. Center for Crop Functional Genomics and Molecular Breeding China Agricultural University Beijing 100193 China
5. Yantai Science and Technology Innovation Promotion Center Yantai 264003 China
6. Beijing Key Laboratory of Maize DNA Fingerprinting and Molecular Breeding Maize Research Institute, Beijing Academy of Agriculture and Forestry Sciences Beijing 100097 China
7. National Maize Improvement Center of China China Agricultural University Beijing 100193 China