Obad غسان عبدالواحد. “The Effect of Seed Treatment and Seed Size in Germination Ratio and Growth Properties of Zea Mays L”. University of Aden Journal of Natural and Applied Sciences 23, no. 1 (April 30, 2019): 1–10. Accessed May 15, 2024. https://uajnas.adenuniv.com/index.php/uajnas/article/view/3.