“Effect of sex Linked dwarfing gene (dw) on Normal-grown Ballade hens produced in hens owns the dwarf gene (dw-) on productive efficiency”, مجلة الجامعة, vol. 4, no. 14, Mar. 2022, Accessed: Jun. 06, 2026. [Online]. Available: https://journal.hama-univ.edu.sy/huj/article/view/764