ABSTRACT The purpose of this study was to evaluate the effect of fat sources and emulsifier supplementation in different phases on growth performance of broilers. Treatments were; (T1) basal ration (BR) which contained soy oil (SO) and had inclusion of emulsifier for whole life. (T2) BR which contained poultry fat (PO) and had inclusion of emulsifier for whole life. (T3) BR which cont... https://allfixelectricales.shop/product-category/pump-drive-belt/