Table 10.
Effects of fat source and dietary FFA content on the length of the small intestine at 33 weeks of age.
| Item | Length, cm |
|||
|---|---|---|---|---|
| Duodenum | Jejunum | Ileum | Small Intestine | |
| Experimental diet | ||||
| S10 | 27.3 | 54.4 | 51.3 | 133.1 |
| S20 | 27.3 | 55.1 | 48.7 | 131.1 |
| S30 | 26.5 | 51.2 | 49.8 | 127.5 |
| S45 | 27.7 | 52.8 | 46.8 | 127.2 |
| P10 | 27.5 | 54.6 | 51.2 | 133.3 |
| P20 | 25.3 | 49.0 | 48.7 | 123.0 |
| P30 | 25.3 | 52.3 | 50.0 | 127.6 |
| P45 | 26.0 | 53.8 | 50.3 | 130.0 |
| Fat source | ||||
| Soybean | 27.2a | 53.4 | 49.1 | 129.7 |
| Palm | 26.0b | 52.4 | 50.0 | 128.4 |
| FFA content | ||||
| 10% | 27.4 | 54.5 | 51.3 | 133.2 |
| 20% | 26.3 | 52.0 | 48.7 | 127.0 |
| 30% | 25.9 | 51.8 | 49.9 | 127.5 |
| 45% | 26.8 | 53.3 | 48.5 | 128.6 |
| SEM1 | 0.69 | 1.57 | 1.74 | 3.31 |
| Effects, P-values | ||||
| Fat source | 0.044 | 0.468 | 0.553 | 0.653 |
| FFA content | 0.275 | 0.425 | 0.521 | 0.397 |
| Fat source × FFA | 0.561 | 0.161 | 0.782 | 0.541 |
S = soybean; P = palm; FFA = free fatty acids.
1
Pooled standard error of the means.