Effects of Dietary Olive Leaf Powder and L-Carnitine, Alone or in Combination, on Growth Performance and Feed Efficiency of Broiler Chickens. Euphrates journal of agricultural science, [S. l.], v. 18, n. 3, 2026. Disponível em: https://ejs-agri.com/index.php/EJAS/article/view/454. Acesso em: 4 nov. 2026.