A.A.S. Ahmed

Dep. of Agronomy, Faculty of Agriculture, Sohag University, Egypt

R. Uptmoor

Institute of Biological Production Systems, Hannover University, Germany

M.A. El-Morshidy

Dep. of Agronomy, Faculty of Agriculture, Assiut University, Egypt

K.A. Kheiralla

Dep. of Agronomy, Faculty of Agriculture, Assiut University, Egypt

M.A. Ali

Dep. of Agronomy, Faculty of Agriculture, South Valley University, Egypt

Naheif E.M. Mohamed

Dep. of Agronomy, Faculty of Agriculture, Sohag University, Egypt