EL-SHARKAWY, M. A., K. SGAIER, F. A . SOROUR, and M. E. YOUSEF. “Investigations on Maize in the Libyan Arab Republic: II. Effect of Nitrogen Level and Time of Application on Growth and Yield of Maize (Zea Mays L.)”. The Libyan Journal of Agriculture 5, no. 1 (April 28, 2023). Accessed July 17, 2024. http://uot.edu.ly/journals/index.php/ljagric/article/view/643.