"Studying The Effect of Irrigation Periods and Potassium Fertilization on The Growth of Sorghum". Hadhramout University Journal of Natural & Applied Sciences 21, no. 1 (أغسطس 5, 2024). تاريخ الوصول يوليو 30, 2026. https://hu.edu.ye/hu-publications/journals/index.php/hujnas/article/view/598.