N. G. Al-Zaidy, Raghad, Najwa Ibrahim, and Abdullah N. Al-Niemi. “Determination of the Efficiency of the Type Sinorhizobium Meliloti L the Formation of Root Nodules on Different Medicago Sativa Varieties”. Journal of Education and Science 30, no. 3 (August 1, 2021): 133–149. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41257.