Jassir, Jassir F. F., Elhashimi, Ashraf M. A., Babiker, Sara A. E., AND Ali, Eltahir S.. " Exploitation of Phenotypic Variations Among some Barley (Hordeum vulgare L.) Genotypes for grain yield Under Irrigated Conditions of Sudan" Gezira Journal of Agricultural Science [Online], Volume 18 Number 1 (1 November 2020)