Somkuwar, A. et al. 2010. Phytase with Synergistic Herbs: An Option to Reduce Environmental Pollution by Partial Replacement of Inorganic Phosphorus in Broiler Ration. International Journal of Poultry Science. 9, 4 (Mar. 2010), 390–394. DOI:https://doi.org/10.3923/ijps.2010.390.394.