Table 1.
Rumen fermentation parameters affected by different feed types.
| Items | C | F | SEM | P-value |
|---|---|---|---|---|
| pH | 7.64 | 7.71 | 0.038 | 0.343 |
| NH3-N, mg/100 mL | 9.87 | 6.26 | 0.855 | 0.039 |
| TVFA, mmol/L | 47.66 | 58.74 | 1.944 | 0.0046 |
| VFA, % | ||||
| Acetate, % | 71.45 | 75.45 | 0.004 | <0.0001 |
| Propionate, % | 15.49 | 16.6 | 0.003 | 0.0581 |
| Isobutyrate, % | 1.43 | 0.62 | 0.00089 | <0.0001 |
| Butyrate, % | 8.82 | 5.96 | 0.003 | <0.0001 |
| Isovalerate, % | 2.24 | 1.15 | 0.00098 | <0.0001 |
| Valerate, % | 0.56 | 0.22 | 0.0003 | <0.0001 |
| Acetate: Propionate | 4.73 | 4.58 | 0.0902 | 0.4314 |
C, the concentrate group; F, the forage group; SEM, standard error of the mean.