Table 4.
Effect of dietary ingredient and soluble non-starch polysaccharide (sNSP) level on broiler gastrointestinal pH at d 14 and 35.
| Treatment | d14 |
d35 |
||||
|---|---|---|---|---|---|---|
| Gizzard | Ileum | Caeca | Gizzard | Ileum | Caeca | |
| Grain | ||||||
| Corn | 2.474 | 6.085a | 6.327 | 3.092 | 7.021a | 6.082 |
| Wheat | 2.246 | 5.902b | 6.219 | 3.117 | 6.427b | 5.885 |
| sNSP level | ||||||
| High | 2.460 | 5.979 | 6.040b | 2.991 | 6.604 | 5.965 |
| Medium | 2.245 | 5.970 | 6.267ab | 3.129 | 6.743 | 5.983 |
| Low | 2.375 | 6.031 | 6.512a | 3.193 | 6.825 | 6.003 |
| SEM1 | 0.167 | 0.104 | 0.169 | 0.163 | 0.147 | 0.151 |
| P-value | ||||||
| Grain | 0.061 | 0.027 | 0.373 | 0.835 | <0.001 | 0.072 |
| sNSP level | 0.338 | 0.995 | 0.010 | 0.446 | 0.225 | 0.941 |
| sNSP linear | - | - | 0.029 | - | - | - |
| sNSP quadratic | - | - | 0.262 | - | - | - |
| Grain ×sNSP level | 0.698 | 0.246 | 0.635 | 0.530 | 0.976 | 0.964 |
a-bMean values within a main effect not sharing a common letter are different (P ≤ 0.05).
1
Pooled standard error of mean.