TABLE 3.
Effect of drying time on the fermentation quality and nutritional quality of silage in C. fungigraminus.
| Item | FS | S12 | S24 | S36 | SEM | p-value |
|---|---|---|---|---|---|---|
| pH | 3.51c | 5.00a | 4.84 ab | 4.753b | 0.148282 | <0.01 |
| LA g/kg DM | 24.2 | 13.68 | 14.9 | 15.67 | 3.117358 | <0.01 |
| AA g/kg DM | 5.76 | 9.8 | 10.97 | 11.16 | 1.101154 | <0.01 |
| PA g/kg DM | - | 1.19 | 2.63 | 4.46 | 0.446044 | <0.01 |
| BA g/kg DM | 0.21 | 1.05 | 0.92 | 1.76 | 0.3875 | <0.01 |
| EE g/kg DM | 5.4667b | 4.836bc | 7.118a | 4.266c | 0.266865 | <0.01 |
| NH3-N μmol/g FM) | 16.37b | 16.42b | 19.85 ab | 28.76a | 1.264227 | 0.109 |
| WSC g/kg DM | 2.902a | 0.944c | 0.944c | 0.9141b | 0.213061 | <0.01 |
| CP g/kg DM | 9.455b | 9.2804b | 9.234b | 10.62a | 0.140509 | 0.08 |
| NDF g/kg DM | 60.14b | 65.02a | 59.59b | 56.2c | 0.0062 | <0.01 |
| ADF g/kg DM | 27.32b | 31.09a | 27.88b | 28.26b | 0.0049 | <0.01 |
| Ash g/kg DM | 8.12b | 8.05b | 9.29a | 9.95a | 0.02867 | <0.01 |
Notes: FS, undried; S12, dried for 12 h; S24, dried for 24 h; S36, dry dried for 36 h; LA, lactic acid; AA, acetic acid; PA, propionic acid; BA, butyric acid; EE, ether extract; WSC, water-soluble carbohydrate; CP, crude protein; NDF, neutral detergent fiber; ADF, acid detergent fiber; Ash, crude ash. Different lowercase letters indicate significant differences among treatments (p < 0.05). SEM, standard error of the mean.