“Effect of Gamma Radiation on Germination Speed and Percentage of Some Tobacco (Nicotiana Tabacum L.) Varieties”. Journal of Basic and Applied Sciences 21, no. 1 (December 31, 2015): 38–49. Accessed August 28, 2026. https://jbas.lafsrj.ly/index.php/JBAS/article/view/202.