TY - JOUR T1 - Effect of dietary phytase suplementation on the performance, bone densitometry, and phosphorus and nitrogen excretion of broilers JO - Brazilian Journal of Poultry Science A1 - Assuena, V A1 - Junqueira, OM A1 - Duarte, KF A1 - Laurentiz, AC A1 - Filardi, RS A1 - Sgavioli, S SN - 1516-635X UL - 10.1590/S1516-635X2009000100005 VL - 11 Y1 - 2009 PB - Brazil ER -