In this study, three growth trials were conducted to check the efficacy of poultry corn by-product meal, which was a combination wet processing waste and that co-dried. It relatively new product, its first trial in laboratory (aquarium study) evaluate substitution whole meal with plus (PCBM) practical diets for channel catfish. (84 days culture period), 7 levels PCBM (0, 5, 10, 15, 20, 25 30%) ...