TY - JOUR T1 - Dietary protein levels in Piaractus brachypomus submitted to extremely acidic or alkaline pH JO - Ciência Rural A1 - Garcia, Luciano de Oliveira A1 - Gutiérrez-Espinosa, Mariana A1 - Wásquez-Torres, Walter A1 - Baldisserotto, Bernardo SN - 0103-8478 UL - 10.1590/S0103-84782014000200017 VL - 44 Y1 - 2014 PB - Brasil ER -