Table 4. Bone length, weight, and skin thickness of breast meat from pig skin collagen-fed broilers

Treatments NC PC T1 T2 T3
Bone weight (g) 8.92±2.77 8.98±3.35 9.44±2.94 8.90±1.47 7.00±0.19
Bone length (cm) 7.46±1.46 7.66±0.70 7.72±0.56 7.98±0.52 7.00±0.24
Skin thickness (cm) 0.37±0.04a 0.31±0.03ab 0.38±0.03a 0.38±0.04a 0.26±0.06b
NC, basal diet; PC, basal diet+0.1% fish collagen powder; T1, basal diet+0.1% collagen; T2, basal diet+0.5% collagen; T3, basal diet+1.0% collagen.
Means in the same row with different superscripts differ (p<0.05).