Table 1 Greater mass was extracted from switchgrass by all solvents after AFEX-pretreatment
Average mass extracted with respect to initial dry biomass loaded (g/100Â g dry biomass) | ||||||||
|---|---|---|---|---|---|---|---|---|
Extraction type | Untreated | AFEX-treated | ||||||
2010 (Control) | 2012 (Drought) | 2010 (Control) | 2012 (Drought) | |||||
Avg | SD | Avg | SD | Avg | SD | Avg | SD | |
Water | 13.7 | 0.2 | 9.1 | 1.3 | 26.2 | 2.4 | 34.4 | 2.7 |
Ethanol | 1.0 | 0.3 | 8.0 | 0.6 | 12.4 | 0.3 | 24.8 | 0.3 |
Ethyl acetate | 7.1 | 0.7 | 15.4 | 1.1 | 13.5 | 0.3 | 22.3 | 0.9 |