NAJI, T., M. ASSEED, M. F. GHONEIM, and A. SASI. “A Study on the Extractable Copper As Related to Soil Texture and Lime Content in Some Jeffara Soils”. The Libyan Journal of Agriculture 4, no. 1 (April 29, 2023). Accessed June 26, 2024. http://uot.edu.ly/journals/index.php/ljagric/article/view/690.