Fig. 1From: Enhancing enzymatic digestibility of waste wheat straw by presoaking to reduce the ash-influencing effect on autohydrolysisThe scheme of autohydrolysis and enzymatic hydrolysis of WWS with presoaking. a waste wheat straw; b WWS presoaked with water; c WWS presoaked with 120 mM Fe2+ and the results were showed in red brackets; d cation exchange capacity; e acid buffering capacity; f surface chargeBack to article page