Table 4. Effect of diet supplementation with pine cone extracts on small intestinal length and villus height of semi-broiler
Items
Treatment
1
Control(−)
Control(+)
PCEE
PCEHE
Small intestinal length (cm)
121.00±12.73
*
120.75±15.91
119.50±3.54
95.75±16.62
Villus height (μm)
129.75±18.27
178.00±32.61
138.00±4.22
143.25±19.11
Means±standard deviation (n=5/group).
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).