2.6. Statistical analysis
Determinations of total reducing sugars, ethanol and biomass
concentrations were carried out in triplicate, and the results
expressed as mean values. The mean values were submitted to
analysis of variance (ANOVA) by the Statistica Software 12. They
were compared using the Tukey's test at significance level
(P) < 0.05, and different letters were used to label values with
statistically significant differences among them.