Biomass | Grass | Grass silage | ||||
---|---|---|---|---|---|---|
HTT temperature | 170 | 180 | 190 | 170 | 180 | 190 |
(w/w)% of DM | (w/w)% of DM | |||||
Monosaccharides | 6.81a ± 0.07 | 4.13b ± 0.20 | 3.19c ± 0.19 | 1.10d ± 0.07 | 1.28d ± 0.04 | 1.53d ± 0.01 |
Oligosaccharides | 5.01d ± 0.43 | 11.47c ± 0.28 | 18.20a ± 0.45 | 5.73d ± 0.45 | 10.25c ± 0.41 | 13.46b ± 0.21 |
C5:C6 ratio of oligomers | na. | 1.4 | 3.6 | 3.1 | 4.3 | 6.4 |
Organic acids | 2.65b ± 0.06 | 2.94b ± 0.14 | 2.74b ± 0.22 | 5.70a ± 0.14 | 5.81a ± 0.12 | 5.77a ± 0.03 |
Furans | 0.11c ± 0.00 | 0.24b ± 0.01 | 0.46a ± 0.03 | 0.07c ± 0.00 | 0.12c ± 0.00 | 0.21b ± 0.00 |