Nour Ibrahim

Cotton research institute, Agricultural Research Center (ARC), Cairo, Egypt

Salah F. Abou-Elwafa

Agronomy Department, College of Agriculture, Assiut University, 71526 Assiut, Egypt

Hamdi Mahrous

Cotton research institute, Agricultural Research Center (ARC), Cairo, Egypt

Abdel-Azeem A. Ismail

Agronomy Department, College of Agriculture, Assiut University, 71526 Assiut, Egypt

Ezzat E. Mahdy

Agronomy Department, College of Agriculture, Assiut University, 71526 Assiut, Egypt