Prestes, P.J. de Q. et al. 2014. A comparison of the most popular commercial broiler rations in Rio Grande do Sul. Pesquisa Agropecuaria Brasileira. 6, 1 (Apr. 2014), 5–13. DOI:https://doi.org/10.1590/S1678-3921.pab1971.v6.17722.