Fig. 4
From: Relationship between sugarcane culm and leaf biomass composition and saccharification efficiency

Fermentation inhibitory compounds present in sugarcane culm (light bars) and leaf (dark bars) alcohol-insoluble residue samples after hydrothermal (a, d, g), dilute acid (b, e, h) and ionic liquid (c, f, i) pretreatments. Means (n = 3) are presented ± standard deviation