Table 4. Muscle fiber density of the breast meat in white semi-broiler (W), and/broiler, with two new native chicken strains (A and B) according to slaughter age
Item | 5 wk | SEM1) | 12 wk | SEM1) |
W* | A | B | Broiler* | A | B |
Muscle fiber density2) | 47.0b | 66.0a | 66.4a | 0.14 | 21.2c | 39.4a | 30.8b | 0.67 |
n=18.
Muscle fiber density (fiber number/4,000 um2) of breast meat.
Values with different superscripts letters within the same row differ significantly (p<0.05).
Indicates a similar weight to native chickens.