Table 3. Effect of diet supplementation with pine cone extracts on digestive organ weight of semi-broiler Items
Items | Treatment1 |
Control(−) | Control(+) | PCEE | PCEHE |
Gizzard (g) | 42.46±0.22a | 32.11±2.78b | 30.69±0.49b | 26.67±2.83b |
Cecum (g) | 7.31±1.63 | 9.50±3.24 | 6.90±1.95 | 6.33±0.47 |
Small intestine (g) | 59.62±2.72a | 46.20±4.17b | 40.69±4.68b | 29.00±1.41b |
Means±standard deviation (n=5/group) in the same rows with different superscripts differ significantly (P<0.05).
Control(−), no antibiotics and pine cone extracts; Control(+), 2% antibiotics (20 g/kg basal diet); PCEE, 2% pine cone ethanol extract (20 g PCEE/kg basal diet); PCEHE, 2% pine cone ethanol-hexane extract (20 g PCEHE/kg basal diet).