Table 3.
Effect of Bacillus species–fermented products and essential oils on gut morphology of broilers.
|
P value |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| C1 | A | SYN | EO | SYN+ EO | SEM | P value | SYN | EO | SYN × EO | ||
| Villus height (μm) | 1,312.4 | 1,340.6 | 1,383.6 | 1,521.9 | 1,448.3 | 27.09 | 0.083 | 0.981 | 0.015 | 0.167 | |
| Duodenum | Crypt depth (μm) | 173.4b | 270.6a | 208.3ab | 202.5ab | 251.1ab | 10.42 | 0.010 | 0.011 | 0.025 | 0.644 |
| Villus length: crypt depth | 7.9 | 5.2 | 6.8 | 7.7 | 5.8 | 0.33 | 0.051 | 0.033 | 0.358 | 0.539 | |
| Villus height (μm) | 982.2 | 1,094.4 | 1055.0 | 1,107.2 | 1,145.6 | 21.51 | 0.147 | 0.229 | 0.027 | 0.703 | |
| Jejunum | Crypt depth (μm) | 124.2 | 171.1 | 165.0 | 138.3 | 159.4 | 8.39 | 0.373 | 0.117 | 0.821 | 0.606 |
| Villus length: crypt depth | 8.0 | 6.6 | 7.2 | 8.12 | 7.4 | 0.31 | 0.583 | 0.354 | 0.836 | 0.985 | |
| Villus height (μm) | 957.2 | 847.8 | 834.4 | 905.4 | 984.4 | 19.95 | 0.052 | 0.593 | 0.238 | 0.023 | |
| Ileum | Crypt depth (μm) | 147.8b | 194.4a | 146.1b | 162.4ab | 166.1ab | 5.51 | 0.024 | 0.928 | 0.149 | 0.815 |
| Villus length: crypt depth | 6.6a | 4.4b | 5.8ab | 5.8ab | 5.9ab | 0.23 | 0.025 | 0.538 | 0.475 | 0.326 | |
a-b
Means in the same row without common superscripts are significantly different (P ≤ 0.05).
1
C = Basal diet; A = Basal diet plus enramycin (10 mg/kg); SYN = Basal diet plus Bacillus species–fermented products; EO = Basal diet plus essential oils; SYN+EO = Basal diet plus Bacillus species–fermented products and essential oils.