TY - GEN AU - Amal Abd El salam Bayoumi Said AU - Abdalla Ali Ghazalah , AU - Fouad Saeed Khalil , TI - Response of broilers to phytase supplementation / PY - 2006/// CY - Cairo : PB - Amal Abd El salam Bayoumi Said , KW - broilers KW - phytase KW - supplementation N1 - Thesis (PH.D.) - Cairo University - Faculty Of Agriculture - Department Of Animal Production; Issued also as CD N2 - This study was carried out at Poultry Research Station and Laboratories of Poultry Nutrition Department , Agricultural Research Centre , Ministry of Agriculture , under supervision of Animal Production Department (Nutrition) , Faculty of Agriculture , Cairo University Two experiments were conducted to investigate the effect of microbial phytase levels either with different levels of dietary protein (Expt 1) or dietary ME (Expt 2) on growth performance , nutrients digestibility , carcass traits , some blood constituents , tibia analysis and economical efficiency of broiler ckichs UR - http://172.23.153.220/th.pdf ER -