[1] Henan Agr Univ, Agron Coll, CIMMYT China Wheat & Maize Joint Res Ctr, Natl Key Lab Wheat & Maize Crop Sci, 15 Longzihu Coll Dist, Zhengzhou 450046, Peoples R China
[2] Huazhong Agr Univ, Natl Key Lab Crop Genet Improvement, Wuhan 430070, Peoples R China
[3] Nile valley Univ, Fac Agr, Atbara 346, Sudan