Figure 2From: Ensiling of wheat straw decreases the required temperature in hydrothermal pretreatmentOrganic acids and furfural in liquid fraction after HTT. Total organic acid (dark) and furfural (light) in (w/w)% of raw material DM. Analyzed in the liquid fractions after HTT treatment of wheat straw (WS) and ensiled wheat straw (EWS).Back to article page