Figure 4From: Structure and enzymatic accessibility of leaf and stem from wheat straw before and after hydrothermal pretreatmentFourier transform infrared (FT-IR) spectra of hydrogen-deuterium exchange of untreated and hydrothermally (HT) treated Robigus leaves and stems. (A) 20 h incubation time. (B) 240 h incubation time.Back to article page