Item | Treatmenta | Â | Pb | |||||
---|---|---|---|---|---|---|---|---|
Control | U28 | U56 | MU35 | SEM | L | Q | C vs. MU35 | |
Digestibility, % | ||||||||
 DM | 74.1 | 74.9 | 74.9 | 78.5 | 0.96 | 0.51 | 0.66 | 0.01 |
 OM | 74.6 | 74.6 | 74.1 | 78.9 | 1.03 | 0.74 | 0.86 | 0.03 |
 CP | 75.3 | 77.8 | 76.2 | 81.2 | 1.58 | 0.73 | 0.35 | 0.04 |
 NDF | 45.7 | 43.4 | 45.3 | 51.9 | 2.46 | 0.93 | 0.56 | 0.10 |
 ADF | 41.7 | 41.0 | 39.1 | 47.2 | 2.44 | 0.49 | 0.88 | 0.12 |
 Starch | 98.6 | 98.5 | 97.9 | 98.4 | 1.11 | 0.18 | 0.10 | 0.23 |
Gas production, L/d | 1.79 | 1.92 | 1.67 | 1.51 | 0.09 | 0.31 | 0.07 | 0.04 |
CH4, % of gas | 4.22 | 4.34 | 3.85 | 4.34 | 0.39 | 0.30 | 0.32 | 0.81 |
CH4, mg/d | 45.43 | 55.27 | 43.18 | 44.92 | 4.25 | 0.70 | 0.05 | 0.86 |
CH4, mg/g digested DM | 6.18 | 7.18 | 5.64 | 5.60 | 0.55 | 0.51 | 0.08 | 0.42 |