Table 3.
Biometric traits of intestine in dual-purpose hens and broiler breeder hens after first egg production season.
| Trait | Genotype | SEM | p-Value | |
|---|---|---|---|---|
| Dual-Purpose Hens (n = 20) |
Broiler Breeder Hens (n = 20) |
|||
| Length (cm) | ||||
| Total intestine | 212.9 ± 0.0 b | 254.0 ± 14.5 b | 4.1 | 0.001 |
| Duodenum | 32.6 ± 3.7 | 35.5 ± 3.8 | 0.6 | 0.020 |
| Jejunum | 67.4 ± 8.2 b | 85.2 ± 11.7 a | 2.1 | <0.001 |
| Ileum | 62.3 ± 8.4 b | 78.0 ± 8.6 a | 2.4 | < 0.001 |
| Caeca | 40.0 ± 4.2 | 41.4 ± 6.2 | 0.8 | 0.402 |
| Colon | 10.6 ± 1.8 b | 13.9 ± 1.3 a | 0.4 | <0.001 |
| Diameter (mm) | ||||
| Duodenum | 11.3 ± 1.3 | 12.6 ± 1.3 | 0.2 | 0.004 |
| Jejunum | 9.9 ± 1.6 | 11.5 ± 1.3 | 0.2 | 0.002 |
| Ileum | 8.4 ± 1.5 | 12.8 ± 1.3 | 0.2 | 0.159 |
| Caeca | 8.3 ± 1.3 | 8.7 ± 1.3 | 0.2 | 0.355 |
| Colon | 9.3 ± 1.3 | 11.0 ± 2.0 | 0.3 | 0.003 |
a,b—Means within column and sample with differing superscripts are significantly different (p < 0.05).