INGRAM, D.R.; HATTEN, L.F.; HOMAN, K.D. Reproductive Performance of Broiler Breeders as Affected by Age at Initiation of Laying Cycle Lighting Program. International Journal of Poultry Science, Pakistan, v. 6, n. 7, p. 462–465, 2007. DOI: 10.3923/ijps.2007.462.465. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/794. Acesso em: 22 sep. 2025.