& et al. A. IMPACT OF HERD SIZE ON THE PRODUCTIVE EFFICIENCY OF SHEEP BREEDING PROJECTS AT THE KOKJALI REGION IN NINEVEH GOVERNORATE FOR THE PRODUCTION SEASON 2018. Iraqi J. Agric. Sci. [Internet]. 2020 Dec. 23 [cited 2024 May 3];51(6):1613-22. Available from: https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/1188