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Table 1 Soluble carbohydrates, acids and phenols in water extracts of the differently pretreated samples (the contents of xylitol and formic acid were below 0.1 g/100 g TS in all samples, data not shown)

From: Combination of ensiling and fungal delignification as effective wheat straw pretreatment

g/100 g TS WS EWS w WS w EWS WS F EWS F w WS F w EWS F
Free Sugars
 Glucose 0.16 ± 0.02 0.00 ± 0.00 0.00 ± 0.00 0.00 ± 0.00 0.00 ± 0.00 0.00 ± 0.00 0.09 ± 0.14 0.24 ± 0.02
 Xylose 0.07 ± 0.06 2.10 ± 0.04 0.02 ± 0.00 0.95 ± 0.05 0.01 ± 0.01 1.89 ± 0.13 0.08 ± 0.08 0.01 ± 0.02
 Arabinose 0.00 ± 0.00 0.00 ± 0.00 0.00 ± 0.00 0.00 ± 0.00 0.00 ± 0.00 0.19 ± 0.02 0.00 ± 0.01 0.00 ± 0.00
Oligomers
 Glucan 0.12 0.11 0.13 0.05 0.26 0.22 0.49 0.45
 Xylan 0.25 0.46 0.14 0.16 0.72 0.63 0.97 1.89
 Arabinan 0.03 0.06 0.02 0.03 0.18 0.12 0.23 0.53
Acids
 Lactic acid 0.00 ± 0.00 2.10 ± 0.08 0.01 ± 0.00 0.60 ± 0.02 0.01 ± 0.01 1.91 ± 0.04 0.00 ± 0.00 0.00 ± 0.00
 Acetic acid 0.16 ± 0.02 1.49 ± 0.04 0.09 ± 0.00 0.37 ± 0.01 0.03 ± 0.02 1.22 ± 0.09 0.02 ± 0.01 0.05 ± 0.00
 Total phenols 0.41 ± 0.05 0.22 ± 0.02 0.23 ± 0.02 0.11 ± 0.03 0.57 ± 0.05 0.39 ± 0.03 0.57 ± 0.05 0.14 ± 0.02
  1. Standard deviations are presented when applicable