Abstract
This research has as objective to evaluate the potential of growth, the chemical composition of the carcass and the performance, reproductive and bone characteristics of pullets and laying hens from 1 day to 80 weeks of age, submitted the different feeding programs. 1656 Hy-Line birds will be used (828 W36 and 828 Brown varieties). The birds will be randomly distributed in a 3 x 2 factori…