Table 5.
Histomorphological measurements of the anterior and posterior intestine of Barbonymus gonionotus fed with different experimental diets for 90 daysa.
| Parameters | Diets | ||||
|---|---|---|---|---|---|
| FM 40 | FM 20 + FSM 20 | FM 20 + SM 20 | FSM 40 | SM 40 | |
| Anterior intestine | |||||
| Vh (μm) | 558.7 ± 26.5a | 550.7 ± 25.8a | 494.3 ± 21.4a | 310.0 ± 14.2b | 290.3 ± 10.9b |
| Mt (μm) | 149.3 ± 9.0a | 154.7 ± 10.2a | 190.7 ± 9.1b | 225.7 ± 9.3c | 344.7 ± 16.4d |
| Posterior intestine | |||||
| Vh (μm) | 294.0 ± 20.0a | 284.3 ± 21.5a | 272.7 ± 17.0a | 154.0 ± 13.5b | 110.2 ± 12.9c |
| Mt (μm) | 126.8 ± 6.8a | 132.0 ± 7.8ab | 154.3 ± 9.3b | 202.3 ± 12.7c | 281.7 ± 13.4d |
a
Values are presented with the mean ± SD of triplicate groups (n = 3) of fish where the values in each row with different superscripts are significantly different (p < 0.05).
Vh, villus height (μm); Mt, muscular thickness (μm).