Effect of Protein-Energi Concentration in Feed on Body Weight Gain, Energy and Protein Efficiency in the Growth Period of Merawang Chicken. JAP [Internet]. 2011 May 10 [cited 2026 Oct. 29];11(1):15-22. Available from: https://jap.fapet.unsoed.ac.id/index.php/JAP/article/view/1217