The egg weight in the W light group was significantly (P < 0.05) greater than those in the R light group but were not significantly (P > 0.05) different in other light groups from 19 to 52 wk (Table 1).
The egg weight in the W light group wassignificantly (P < 0.05) greater than those inthe R light group but were not significantly (P> 0.05) different in other light groups from 19to 52 wk (Table 1).