Table 3.

Initial ethanol production rates in sugar mixtures and BG fermentation experiments.

Fermentation substrate	Sugar mixture 4.5% w/v	Untreated BG 7.5% w/v	Pretreated BG 7.5% w/v	Untreated BG 7.5% w/v	Pretreated BG 7.5% w/v
Aeration rate	0.1 vvm			0 vvm
Initial ethanol production rate (mg L-1 h-1)	229 ± 37	121 ± 22	67 ± 7	100 ± 6	33 ± 1