Table 4.
Mean ± SEM of hatching parameters according to eggshell color.
| Eggshell color |
||
|---|---|---|
| Variables | Light | Dark |
| Hatchability (%) | 87.35 ± 1.52 | 87.59 ± 1.87 |
| Egg weight loss (%) | 10.45 ± 0.27 | 10.02 ± 0.29 |
| Embryonic mortality (%) (0–4 d) | 3.77 ± 0.52 | 5.25 ± 1.23 |
| Embryonic mortality (%) (5–10 d) | 1.37 ± 0.43 | 1.55 ± 0.64 |
| Embryonic mortality (%) (11–18 d) | 2.74 ± 0.62a | 1.09 ± 0.51b |
| Embryonic mortality (%) (19–21 d) | 1.20 ± 0.35 a | 0.66 ± 0.36b |
| Pipped eggs (%) | 0.44 ± 0.24 | 1.14 ± 0.43 |
| Contaminated eggs (%) | 3.10 ± 0.76 | 2.69 ± 0.74 |
1Number of eggs per eggshell color groups: light (n = 701) and dark (n = 437).
Columns with different superscripts differ significantly (P < 0.05).