Table 2.
Differences in meat color indices between yellow-feathered and white-feathered chickens.
| Parameter | 15 min | 24 h | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| L* | a* | b* | pH | L* | a* | b* | pH | |||
| Breed and age | 98 days | Jingxing Yellow | 55.28 ± 3.55 a | 8.57 ± 1.67 b | 14.53 ± 2.32 a | 5.55 ± 0.57 b | 54.09 ± 3.8 b | 7.39 ± 2.07 b | 15.51 ± 2.48 a | 5.68 ± 0.6 b |
| 42 days | Line B | 51.98 ± 1.99 b | 10.8 ± 1.17 a | 12.64 ± 1.95 b | 6.31 ± 0.2 a | 58.76 ± 3.11 a | 11.52 ± 1.32 a | 14.04 ± 1.88 b | 5.82 ± 0.19 a | |
| p-value | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 | <0.0001 | 0.032 | ||
| Breed and age | 42 days | Beijing-you | 53.51 ± 2.37 a | 11.79 ± 1.75 | 18.01 ± 2.05 a | 5.75 ± 0.2 b | 50.74 ± 9.30 b | 9.56 ± 1.92 | 16.98 ± 1.87 a | 5.88 ± 0.1 b |
| 42 days | Arbor Acres | 52.29 ± 2.93 b | 12.41 ± 14.06 | 11.65 ± 1.87 b | 6.00 ± 0.19 a | 55.03 ± 2.19 a | 10.65 ± 1.89 | 13.41 ± 1.7 b | 6.00 ± 0.14 a | |
| p-value | 0.016 | 0.800 | <0.0001 | <0.0001 | 0.021 | 0.080 | <0.0001 | <0.0001 | ||
Data are expressed as the mean ± SEM. Different superscript letters within rows indicate significant difference.