Jawad , Hasan S.A., I.H. Lokman, Saad A. Naji, A.B.Z. Zuki, and A.B. Kassim. 2016. “Effect of Soluble Probiotic on Production Performance of Akar Putra Chicken”. International Journal of Poultry Science 15 (4): 134–138. https://doi.org/10.3923/ijps.2016.134.138.