“The Effect of Different Levels of Bio and Nitrogen Fertilization on the Fresh Yield, Dry Matter Content and Dry Matter Yield of Sorghum Bicolor L”. Hadhramout University Journal of Natural & Applied Sciences 19, no. 2 (November 19, 2023). Accessed July 25, 2026. https://hu.edu.ye/hu-publications/journals/index.php/hujnas/article/view/28.