Table 3 Composition of six varieties of unfertilised (F0) and fertilised (F +) Salix as percentage of total solids (%TS) after steam pre-treatment with 2% SO2 at 185 °C for 4 min
Variety | Lignin | Cellulose | Xylan | Xylose | Arabinan | Arabinose | Mannan | Mannose | Galactan | Galactose |
|---|---|---|---|---|---|---|---|---|---|---|
Björn F0 | 24.0 | 58.7 | 4.2 | 6.3 | 0.1 | 0.4 | 0.5 | 1.5 | 0.5 | 1.5 |
Björn F + | 24.2 | 55.9 | 4.0 | 6.0 | 0.1 | 0.4 | 0.4 | 1.3 | 0.4 | 1.3 |
Gudrun F0 | 27.3 | 54.3 | 4.1 | 6.1 | 0.2 | 0.5 | 0.4 | 1.3 | 0.4 | 1.3 |
Gudrun F + | 27.9 | 52.8 | 3.7 | 5.5 | 0.2 | 0.5 | 0.4 | 1.2 | 0.4 | 1.4 |
Jorr F0 | 27.4 | 53.5 | 3.8 | 5.8 | 0.2 | 0.7 | 0.6 | 1.9 | 0.6 | 2.0 |
Jorr F + | 27.2 | 51.1 | 3.5 | 5.2 | 0.3 | 0.8 | 0.6 | 1.8 | 0.5 | 1.7 |
Loden F0 | 28.1 | 50.9 | 3.7 | 5.5 | 0.2 | 0.6 | 0.5 | 1.5 | 0.4 | 1.4 |
Loden F + | 28.8 | 51.2 | 3.8 | 5.6 | 0.2 | 0.7 | 0.5 | 1.6 | 0.5 | 1.4 |
Tora F0 | 28.3 | 51.9 | 4.2 | 6.3 | 0.2 | 0.6 | 0.5 | 1.6 | 0.5 | 1.7 |
Tora F + | 26.1 | 50.1 | 4.0 | 6.0 | 0.2 | 0.5 | 0.6 | 1.8 | 0.4 | 1.3 |
Tordis F0 | 25.5 | 57.0 | 4.0 | 6.0 | 0.1 | 0.4 | 0.6 | 1.7 | 0.5 | 1.6 |
Tordis F + | 25.7 | 55.0 | 4.0 | 5.9 | 0.1 | 0.4 | 0.5 | 1.5 | 0.4 | 1.3 |