“Estimate of General and Specific Combining Ability for Double Hybrids of Corn(Zea Mays L.)”. NTU Journal of Agriculture and Veterinary Science 4, no. 1 (March 28, 2024). Accessed April 13, 2025. https://journals.ntu.edu.iq/index.php/NTU-JAVS/article/view/851.