Table 4.
Xylose yields from pretreated samples following enzymic saccharification
| Miscanthus accession | Mild water | Severe water | Acid | Alkali | Accession mean | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Post-enzyme | Post-enzyme | Pre-enzyme | Post-enzyme | Post-enzyme | Post-enzyme | ||||||
| High 1 | 19.6 ± 0.1 | e | 23.0 ± 2.2 | ab | 24.1 ± 4.6 | ab | 95.0 ± 6.9 | b | 111.0 ± 12.4 | a | 54.6 |
| High 2 | 16.4 ± 0.0 | cd | 23.8 ± 2.0 | a | 18.4 ± 1.8 | ab | 74.0 ± 2.5 | a | 107.8 ± 4.6 | a | 48.1 |
| High 3 | 15.1 ± 0.5 | bc | 16.9 ± 1.0 | ab | 97.4 ± 13.1 | c | 155.5 ± 2.8 | d | 139.3 ± 3.6 | b | 84.8 |
| Medium 1 | 15.8 ± 0.9 | bcd | 21.7 ± 0.2 | ab | 38.0 ± 5.3 | ab | 93.6 ± 4.9 | b | 139.9 ± 7.9 | b | 61.8 |
| Medium 2 | 17.5 ± 0.3 | de | 28.0 ± 0.9 | b | 40.2 ± 10.1 | b | 111.5 ± 2.5 | c | 136.4 ± 1.3 | b | 66.7 |
| Medium 3 | 11.3 ± 0.5 | a | 22.1 ± 3.5 | ab | 13.5 ± 0.1 | ab | 61.9 ± 1.4 | a | 124.2 ± 7.3 | ab | 46.6 |
| Low 1 | 10.8 ± 0.2 | a | 19.9 ± 2.1 | ab | 12.5 ± 0.6 | a | 62.3 ± 1.3 | a | 112.7 ± 1.6 | a | 43.6 |
| Low 2 | 13.6 ± 0.1 | b | 24.9 ± 3.3 | ab | 28.2 ± 10.4 | ab | 75.7 ± 3.5 | a | 130.7 ± 1.7 | ab | 54.6 |
| Low 3 | 17.7 ± 1.2 | de | 18.9 ± 1.8 | a | 86.0 ± 0.4 | c | 125.9 ± 4.7 | c | 126.4 ± 2.4 | ab | 75.0 |
All values reported in mg g−1 dry solids with significant differences as identified by Tukey HSD multiple comparison (different lower case letters denote significant differences between accessions within treatments)
Mild water, severe water and alkali pre-enzyme values not shown as = ≤ 2 mg gDS−1
n = 2 (accession means n = 8)
± = standard deviation