Overall, gilts were 196.870.6 days old atfirst estrus manifestation, which occurred in 23.8%, 44.4% and 64.6% of gilts within 10, 20 and 30 days of boar exposure, respectively, with no difference (P40.05) among BiW classes
Overall, gilts were 196.870.6 days old atfirst estrus manifestation, which occurred in 23.8%, 44.4% and 64.6%of gilts within 10, 20 and 30 days of boar exposure, respectively, with no difference (P40.05) among BiWclasses