he enzymes were added at 10 g m to 100 kg suspension of the defatted rice bran powder in screw bottles. Without enzymatic hydrolysis 10.5 kg m of total soluble sugars was extracted to McIlvaine buffer (pH 5.0). The total soluble sugar concentrations increased to 22.5 and 15.9 kg mby the additions of the amylase and cellulase, respectively