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. 2020 Jun 23;99(9):4417–4420. doi: 10.1016/j.psj.2020.05.045

Table 1.

Egg weight before setting and during transfer, egg weight loss, chick weight, and chick yield according to the turning frequency.1

Turning frequency (times/D) Egg weight before setting (g) Egg weight during transfer (g) Egg weight loss2 (%) Chick weight (g) Chick yield3 (%)
24 52.28 ± 0.82a 46.51 ± 0.78a 11.04 ± 1.05a 35.84 ± 0.64a 67.78 ± 0.74a
12 52.18 ± 0.89 46.15 ± 0.71 11.55 ± 1.41 35.42 ± 0.77 67.88 ± 1.24
6 52.02 ± 0.71 46.04 ± 0.58 11.49 ± 1.96 35.34 ± 0.98 67.74 ± 1.63
3 52.31 ± 0.96 46.09 ± 0.88 11.87 ± 1.28 35.39 ± 0.80 67.67 ± 1.39
P value 0.45 0.59 0.67 0.40 0.80
CV (%) 1.53 1.51 12.23 2.26 1.94
R2 adjust 0.01 0.08 0.06 0.13 0.04

aNo significant differences exist between means (P > 0.05).

Abbreviation: CV, coefficient of variation.

1

Results are expressed as mean ± SD.

2

Egg weight loss = (initial egg weight–egg weight during transfer)/initial egg weight × 100.

3

Chick yield (%) = (chick weight at the day of hatch/initial egg weight) × 100.