Item | pH | Organic acid (% FM) | Ammonia-N (g/kg of FM) | |||
Lactic | Acetic | Propionic | n-Butyric | |||
Control | 5.02 ± 0.12a | 0.93 ± 0.12c | 0.38 ± 0.08a | ND | 0.64 ± 0.04a | 0.18 ± 0.08 |
WS + cellulase | 4.87 ± 0.08b | 0.91 ± 0.21c | 0.39 ± 0.06a | ND | 0.76 ± 0.21a | 0.11 ± 0.05 |
WS + FG 1 | 4.09 ± 0.11c | 2.59 ± 0.16b | 0.20 ± 0.12b | ND | 0.28 ± 0.12b | 0.18 ± 0.09 |
WS + Z3-1 | 4.08 ± 0.09c | 2.55 ± 0.27b | 0.44 ± 0.10a | ND | 0.20 ± 0.24b | 0.12 ± 0.06 |
WS + cellulase + FG 1 | 3.98 ± 0.13c | 2.77 ± 0.16b | 0.19 ± 0.13b | ND | 0.23 ± 0.13b | 0.16 ± 0.07 |
WS + cellulase + Z3-1 | 4.03 ± 0.04c | 3.02 ± 0.08a | 0.24 ± 0.08b | ND | 0.31 ± 0.13b | 0.07 ± 0.04 |