Zakka, T., M. R. Hassan, R. J. Tanko, B. M. Munza, and A. A. Sadiq. “Effect of Variety and Plant Spacing on Yield Components of Two Sorghum Varieties (Sorghum Bicolor L. Moench)”. Nigerian Journal of Animal Production 48, no. 1 (March 1, 2021): 175–184. Accessed June 10, 2026. https://njap.org.ng/index.php/njap/article/view/2883.