"Isolation and Characterization of Bacillus thuringiensis From Various Habitats in Five Locations in the Sudan" (2025) University of Khartoum Journal of Agricultural Sciences, 17(2). موجود في: https://onlinejournals.uofk.edu/uofkjas/article/view/1973 (تاريخ الوصول: 25 مايو 2026).