Nitrogen source | Wheat straw hydrolysate | Corn stover hydrolysate | |||
---|---|---|---|---|---|
Ethanol yield (g g−1) | Consumed xylose (g L−1) | Ethanol yield (g g−1) | Consumed xylose (g L−1) | ||
No adaptation | Ureaa | 0.36 ± 0.02 | 15.1 ± 0.4 | 0.35 ± 0.03 | 7.4 ± 1.0 |
Ammoniumb | 0.35 ± 0.01 | 11.4 ± 0.5 | 0.29 ± 0.00 | 4.9 ± 0.7 | |
Peptonec | 0.35 ± 0.01 | 12.6 ± 0.6 | 0.20 ± 0.02 | 2.2 ± 0.8 | |
Adaptation | Ureaa | 0.36 ± 0.00 | 14.7 ± 0.4 | 0.36 ± 0.02 | 9.5 ± 0.6 |
Ammoniumb | 0.21 ± 0.01 | 3.3 ± 0.6 | 0.34 ± 0.01 | 8.3 ± 0.3 | |
Peptonec | 0.37 ± 0.00 | 13.8 ± 0.3 | 0.27 ± 0.01 | 2.9 ± 0.3 |