Kati, Salah M. “Effect of Addition of Different Levels of Humic Acid to Drinking Water on Productive and Carcass Characteristics of Broiler Chick”. Journal of Kerbala for Agricultural Sciences 5, no. 3 (August 30, 2018): 1–13. Accessed December 14, 2024. https://mail.journals.uokerbala.edu.iq/index.php/Agriculture/article/view/514.