AL-KWA , Ahmed. Estimated of production and costs functions of broiler breeding farms in the province of Dhamar. Yemeni Journal of Agriculture & Veterinary Sciences, [S. l.], v. 1, n. 1, 2021. Disponível em: http://journal.tu.edu.ye/index.php/yjavs/article/view/17. Acesso em: 17 may. 2024.