Effects of photoperiod during incubation on embryonic and post-embryonic development of broilers.
D000818:Animals; D001835:Body Weight; D002642:Chick Embryo / Q000254:growth & development*; D002645:Chickens / Q000254:growth & development*; D002940:Circadian Rhythm; D003624:Darkness; D007185:Incubators; D008027:Light; D013997:Time Factors