AZIZ, H. I., and D.J. AL-Hawezy. “EFFECTS OF PROBIOTIC, PREBIOTIC AND SYMBIOTIC ON BROILER BREEDER PERFORMANCE, EGG PRODUCTION AT DIFFERENT STOCK DENSITY”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES 53, no. 3 (June 29, 2022): 636–644. Accessed May 4, 2024. https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/1573.