EL-SHAFIE, M. W., and W. A. WARID. “Impact of Cultivars and Planting Dates on Yield of Onion Bulbs”. The Libyan Journal of Agriculture 8, no. 1 (April 25, 2023). Accessed July 17, 2024. http://uot.edu.ly/journals/index.php/ljagric/article/view/564.