Custódio, R.W.S. 2000. Repeatability and heritability estimates for egg and chick production, with hierarchical matings, in meat-type chickens. Pesquisa Agropecuaria Brasileira. 35, 5 (May 2000), 967–974. DOI:https://doi.org/10.1590/S1678-3921.pab2000.v35.5870.