1. College of Bioscience and Biotechnology, Shenyang Agricultural University , Shenyang 110866, Liaoning , China
2. Shenyang City Key Laboratory of Maize Genomic Selection Breeding , Shenyang 110866, Liaoning , China
3. College of Agronomy, Shenyang Agricultural University , Shenyang 110866, Liaoning , China
4. State Key Laboratory of Plant Physiology and Biochemistry, National Maize Improvement Center, Key Laboratory of Crop Heterosis and Utilization, the Ministry of Education, College of Agronomy and Biotechnology, China Agricultural University , Beijing 100193 , China
5. Department of Agronomy, College of Agriculture & Resources and Environmental Sciences, Tianjin Agricultural University , Tianjin 300392 , China