Table 4.
Item | PROE0 | PROE1 | PROE2 | PROE3 | SEM | P-value |
---|---|---|---|---|---|---|
Intestine | 5.14 | 6.36 | 6.05 | 6.49 | 0.171 | 0.335 |
Spleen | 0.09 | 0.08 | 0.09 | 0.09 | 0.009 | 0.881 |
Bursa | 0.09b | 0.14a,b | 0.17a | 0.18a | 0.022 | 0.026 |
Thymus | 0.33b | 0.41a,b | 0.48a | 0.53a | 0.035 | 0.018 |
Gizzard | 2.47a,b | 2.97a | 2.79a,b | 2.35b | 0.081 | 0.074 |
Liver | 2.02 | 2.10 | 2.21 | 1.92 | 0.077 | 0.708 |
Carcass | 64.81 | 63.46 | 63.63 | 64.02 | 0.425 | 0.725 |
Heart | 0.41 | 0.44 | 0.39 | 0.39 | 0.023 | 0.841 |
Means within the same row carrying different superscripts are significantly different at (P < 0.05).
PROE0, basal diet without additives; PROE1, basal diet + phenolic rich onion extract (1 g/kg diet); PROE2, basal diet + phenolic rich onion extract (2 g/kg diet); PROE3, basal diet + phenolic rich onion extract (3 g/kg diet).