Table 7.
Item | Dietary levels of Urtica diocia, % |
SEM | |||
---|---|---|---|---|---|
0 (control) | 0.5 | 1 | 1.5 | ||
Carcass yield, % | 67.5 | 69.3 | 68.9 | 70.5 | 0.66 |
Breast yield, % | 36.6b | 37.0b | 38.0a | 38.1a | 0.193 |
Thigh yield, % | 32.9 | 32.6 | 33.4 | 32.9 | 0.21 |
Abdominal fat, % | 2.29a | 1.81b | 1.67b | 1.67b | 0.063 |
Liver, % | 2.41a | 2.19b | 2.14b | 2.04b | 0.050 |
Heart, % | 0.74a | 0.66b | 0.65b | 0.66b | 0.016 |
Spleen, % | 0.095c | 0.102bc | 0.113bc | 0.122a | 0.003 |
Bursa, % | 0.209a | 0.162b | 0.153b | 0.156b | 0.011 |
RV:TV ratio | 0.30a | 0.27ab | 0.24bc | 0.23c | 0.011 |
PHS mortality, % | 37.5a | 27.5ab | 17.5b | 22.5b | 3.81 |
RV:TV ratio = right ventricle to total ventricles weight ratio; PHS mortality = pulmonary hypertension syndrome mortality.
a, b, c Means in the same raw with different superscripts are significantly different (P < 0.05).
Each mean represents values from 10 replicates.