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. 2022 Mar 24;101(6):101872. doi: 10.1016/j.psj.2022.101872

Table 4.

Weekly BW of broiler breeder pullets raised using different rearing strategies (RS), everyday spin feeding (EDS) or skip-a-day feeding (SAD), to reach target body weight for photostimulation (PS) at 15 wks or 21 wks. Values are the means ± SEM with 3 replicate pens of 200 pullets per treatment (n = 6 for PS and RS main effects).

SAD-15
EDS-15
SAD-21
EDS-21
Wk of age g/bird
3 419 ± 4 417 ± 4 419 ± 4 417 ± 4
5 702 ± 7 703 ± 8 624 ± 7 635 ± 6
8 1,105 ± 11 1,047 ± 11 892 ± 8 847 ± 8
11 1,418 ± 12 1,348 ± 8* 1,072 ± 10 1,082 ± 9
14 2,080 ± 9 2,013 ± 8* 1,450 ± 14 1,416 ± 12
18 1,750 ± 16 1,690 ± 9*
20 2,111 ± 12 2,050 ± 8*

Value significantly differs from the corresponding value for pullets within the same PS curve.