Table 5.
Item1 | BC | CPCMP | PC | Commercial CPCMP | TCM | Probiotics |
---|---|---|---|---|---|---|
21 d | ||||||
VH (μm) | 362.18 ± 33.382,d | 820.95 ± 27.27a | 684.18 ± 4.34b | 673.48 ± 4.52b | 570.90 ± 10.24c | 549.80 ± 4.73c |
CD (μm) | 136.68 ± 6.82 | 118.57 ± 19.86 | 115.16 ± 11.75 | 104.22 ± 9.25 | 126.51 ± 15.00 | 113.51 ± 7.88 |
VH:CD | 2.61 ± 0.20c | 7.71 ± 1.11a | 5.97 ± 0.65ab | 6.31 ± 0.60ab | 4.36 ± 0.61bc | 4.94 ± 0.30abc |
42 d | ||||||
VH (μm) | 437.50 ± 9.61cd | 518.89 ± 5.83ab | 553.66 ± 6.63a | 457.82 ± 6.60cd | 408.25 ± 14.11d | 488.06 ± 24.41bc |
CD (μm) | 123.83 ± 5.52a | 99.83 ± 4.19ab | 79.17 ± 7.61b | 99.50 ± 5.06ab | 123.62 ± 8.47a | 120.54 ± 5.70a |
VH:CD | 3.58 ± 0.16b | 5.23 ± 0.24a | 6.30 ± 0.44a | 3.90 ± 0.33b | 3.28 ± 0.21b | 4.05 ± 0.25b |
BC, blank control, basal diet; CPCMP, basal diet supplemented with 0.2% Chinese medicine–probiotic compound microecological preparation; PC, positive control, basal diet supplemented with 0.0035% chlortetracycline; commercial CPCMP, basal diet supplemented with 0.2% commercially available CPCMP; TCM, basal diet supplemented with 0.2% fermented traditional Chinese medicines; Probiotics, basal diet supplemented with 0.2% compound probiotics.
Means with different superscripts in the same row differ significantly (P < 0.05).
Abbreviations: CD, crypt depth; VH, villus height.
Analysis based on 10 measurements per section per broiler (2 broilers per replicate, 5 replicates per treatment). Data are mean values ± standard error.