Salaheldeen E. Ahmed

Department of Crop science, Faculty of Natural Resources and Environmental Studies, University of Kordofan, Elobeid, Sudan

Ahmed M. El Naim

Department of Crop science, Faculty of Natural Resources and Environmental Studies, University of Kordofan, Elobeid, Sudan

Yasin M. Dagash

Department of Agronomy, College of Agricultural Studies, Sudan University of science and technology, Khartoum, Sudan