“Test Cross Performance and Combining Ability of Maize (zea mays l.) Inbred Lines at Bako, Western Ethiopia”, GJSFR, vol. 15, no. 19, pp. 1–23, May 2015, Accessed: Oct. 25, 2026. [Online]. Available: https://journalofscience.org/index.php/GJSFR/article/view/