The effects of the light regimen imposed during lactation on the performance and behaviour of sows and their litters

The objective of the present study was to highlight the possible effects of an extended photoperiod throughout lactation on the performance and behaviour of sows and their piglets. Sows were randomly assigned to two light regimens: (1) standard (n = 12) consisting of 8 h of light (0700–1500) daily from day 111 of gestation until […]