Table 5. Weights, physical dimensions, color traits, pH of chicken breast affected by different muscle abnormalities at slaughtering age 41 d.
| Muscle abnormalities | Normal | WS | WS/WB | p-value |
|---|---|---|---|---|
| T3 (mm)1) | 23.28±2.23b | 26.41±6.51a | 26.75±3.47a | <0.05 |
| T2 (mm)2) | 17.17±3.81b | 21.25±4.83a | 22.22±3.40a | <0.05 |
| T1 (mm)3) | 10.52±3.90 | 11.59±4.65 | 12.64±3.42 | 0.337 |
| Width (mm)4) | 71.88±7.81 | 75.64±6.21 | 74.97±5.52 | 0.09 |
| Length (mm)5) | 141.16±11.00b | 147.60±10.14ab | 152.53±14.23a | <0.05 |
| CIE L* | 64.71±2.13 | 65.51±2.29 | 65.45±2.57 | 0.40 |
| CIE a* | 1.88±1.01 | 2.33±1.44 | 2.75±2.36 | 0.20 |
| CIE b* | 5.76±1.44 | 6.03±1.61 | 6.08±1.75 | 0.76 |
| pH | 5.73±0.09b | 5.83±0.11a | 5.88±0.12a | <0.05 |
| Weight (g) | 132.49±26.25b | 168.90±40.90a | 156.26±22.68a | <0.05 |
1)
T3 is the height at the highest point of cranial part.
2)
T2 is the height at the mid of breast length.
3)
T1 is the height measured from 1 cm far a way of the end of caudal part.
4)
Width is the distance of widest area in the middle of breast.
5)
Length represents the longest distance of the breast.
a,b
Means within a row followed by different superscript letters differ significantly (p<0.05).
WS, white striping; WB, wooden breast.