[1] Chinese Acad Agr Sci, Natl Key Facil Crop Gene Resources & Genet Improv, Inst Crop Sci, Beijing 100081, Peoples R China
[2] Henan Acad Agr Sci, Inst Cereal Crops, Henan Prov Key Lab Maize Biol, Zhengzhou 450002, Peoples R China
[3] Harbin Acad Agr Sci, Dept Biol Ctr, Harbin 150028, Peoples R China
[4] Henan Acad Agr Sci, Inst Plant Protect, Zhengzhou 450002, Peoples R China