| Inoculation (n = 5)a | SEM | P-value | |||
---|---|---|---|---|---|---|
Control | IBW | IDW | Inoculation | Tripletsb | ||
Rumen fermentation parameters | ||||||
 pH | 5.79 | 5.78 | 5.69 | 0.10 | 0.90 | 0.21 |
 Total VFA (mmol/g content) | 56.32 | 55.67 | 63.64 | 3.81 | 0.60 | 0.23 |
 Acetate (% Total VFA) | 63.31 | 65.49 | 64.18 | 1.80 | 0.83 | 0.12 |
 Propionate (% Total VFA) | 23.72 | 19.33 | 19.54 | 1.10 | 0.30 | 0.69 |
 Isobutyrate (% Total VFA) | 0.95 | 1.65 | 0.62 | 0.20 | 0.17 | 0.98 |
 Butyrate (% Total VFA) | 8.13 | 8.97 | 11.32 | 1.09 | 0.50 | 0.42 |
 Isovalerate (% Total VFA) | 0.90c | 2.32a | 1.62b | 0.23 | 0.01 | 0.02 |
 Valerate (% Total VFA) | 2.14b | 2.25b | 3.60a | 0.27 | 0.03 | 0.28 |
 Acetate:Propionate | 2.79 | 3.65 | 3.46 | 0.34 | 0.58 | 0.35 |
 NH3-N (mg/g content) | 0.22 | 0.30 | 0.43 | 0.07 | 0.24 | 0.05 |
Colon fermentation parameters | ||||||
 Total VFA (mmol/g content) | 57.73 | 47.34 | 44.42 | 5.96 | 0.64 | 0.33 |
 Acetate (% TotalVFA) | 73.30 | 78.72 | 72.13 | 1.24 | 0.09 | 0.63 |
 Propionate (% Total VFA) | 19.22 | 15.73 | 21.36 | 1.09 | 0.16 | 0.74 |
 Butyrate (% Total VFA) | 7.48 | 5.55 | 6.51 | 0.39 | 0.20 | 0.83 |
 Acetate:Propionate | 3.99 | 5.27 | 3.47 | 0.33 | 0.10 | 0.65 |
 NH3-N (mg/g content) | 2.73 | 1.48 | 1.19 | 0.44 | 0.34 | 0.39 |