El Dessougi, Hanadi I. “Potassium Efficiency of Wheat and Sugar Beet Evaluated Under Field Conditions”. University of Khartoum Journal of Agricultural Sciences 19, no. 2 (March 28, 2023). Accessed April 4, 2025. http://onlinejournals.uofk.edu/index.php/uofkjas/article/view/1921.