From: Effects of exogenous enzymes and dietary energy on performance and digestive physiology of broilers
Diet | Enzyme | 21 d | 42 d | ||||
---|---|---|---|---|---|---|---|
Villus length, μm | Crypt depth, μm | V/C | Villus length, μm | Crypt depth, μm | V/C | ||
NC | no | 949.5a | 124.8a | 7.69b | 953.0 a | 124.4 ab | 7.66 ab |
BM | 863.5 a | 139.6ab | 6.31 ab | 1,140.1a | 136.2b | 8.34 b | |
AG | 847.5 a | 151.5b | 5.70 a | 1,498.1b | 142.0 bc | 10.56 c | |
XG | 965.7 a | 139.8ab | 6.95 ab | 1,043.4a | 138.5 bc | 7.50 ab | |
PC | no | 857.6 a | 142.7ab | 6.14 a | 1,156.8a | 101.6a | 11.62 c |
BM | 1,318.4b | 124.7a | 10.58c | 1,054.1a | 149.3 bc | 7.09 ab | |
AG | 913.6 a | 133.3ab | 6.93ab | 1,094.3a | 165.0c | 6.63 ab | |
XG | 1,204.3 b | 128.7 ab | 9.32c | 1,007.2a | 192.7d | 5.43a | |
Main effects | |||||||
Enzyme | no | 903.6A | 133.7 | 6.91A | 1,054.9 a | 113.0A | 9.64 C |
BM | 1,091.0B | 132.1 | 8.45B | 1,097.1 a | 142.8B | 7.72AB | |
AG | 880.5A | 142.4 | 6.32A | 1,296.2b | 153.4 BC | 8.59BC | |
XG | 1,084.8B | 134.2 | 8.14B | 1,025.3 a | 165.6 C | 6.47 A | |
Diet | NC | 906.5 A | 138.9 | 6.66 A | 1,158.7 b | 135.3a | 8.52B |
PC | 1,073.5 B | 132.4 | 8.24B | 1,078.1 a | 152.2b | 7.69 a | |
SEM | 56.16 | 7.49 | 0.463 | 98.37 | 8.61 | 0.722 | |
P -Value | |||||||
Enzyme | <0.001 | 0.523 | <0.001 | 0.038 | <0.001 | 0.001 | |
Diet | <0.001 | 0.223 | <0.001 | 0.254 | 0.008 | 0.116 | |
Enzyme × diet | <0.001 | 0.078 | <0.001 | 0.032 | 0.001 | <0.001 |