Table 6.

Comparison of different pretreatments on average subsequent product yields (mg g⁻¹ dry solids) n = 18

Treatment mean	Post-enzyme glucose		Post-enzyme xylose		Post-enzyme arabinose		Ethanol
Mild water	60.24	a	15.29	a	14.93	a	26.92	a
Severe water	66.17	a	22.14	a	19.37	a	44.48	b
Acid	93.77	b	95.03	b	29.39	b	51.08	b
Alkali	156.86	c	125.38	c	37.14	c	110.02	c

Significant differences determined using Tukey HSD and shown by different lower case letters