@misc{misc57ac7033,
title   = {Effects of ractopamine feeding duration on performance and carcass traits of finishing pigs},
author = {Almeida, Vivian Vezzoni de and Nuñez, Amoracyr José Costa and Andrade, Carla de and Balieiro, Júlio Cesar de Carvalho and Miyada, Valdomiro Shigueru},
year = {2011},
booktitle   = {ADSA-ASAS Joint Annual Meeting}
}