Table 5.
Effects of supplementing the diets offered to ducks with B. subtilis on small intestinal morphology (28 dph).
| Control | DFM | |
|---|---|---|
| DUODENUM | ||
| Villus height (μm) | 902.95 ± 45.49a | 945.39 ± 26.51b |
| Crypt depth (μm) | 213.32 ± 26.09a | 176.39 ± 16.43b |
| VH/CD | 4.29 ± 0.57a | 5.40 ± 0.61b |
| JEJUNUM | ||
| Villus height (μm) | 594.65 ± 33.84a | 689.02 ± 46.32b |
| Crypt depth (μm) | 200.22 ± 24.57 | 180.83 ± 35.90 |
| VH/CD | 3.00 ± 0.33a | 3.92 ± 0.74b |
| ILEUM | ||
| Villus height (μm) | 426.40 ± 18.00 | 438.64 ± 27.38 |
| Crypt depth (μm) | 129.20 ± 17.89 | 147.91 ± 30.64 |
| VH/CD | 3.36 ± 0.49 | 3.08 ± 0.66 |
Data were expressed as means ± standard deviations of three replicates (n = 5) per treatment.
a,b
Values with different superscripts in the same row differ significantly (P < 0.05).
Differences were detected with Student's t test.