For A. oryzae HN3042, the corresponding percentages were decreased from 8.35% and 14.7% to 4.32% and 13.71%. Thus it was not hard to calculate that during the fermentation period of
90 days, the hydrolyzing ratio of high and mid molecular weight proteins in tank of A. oryzae FG76 were respectively 113.7% and 36.2%, whereas the corresponding values in tank of A. oryzae
HN3042 were 93.28% and 7.2%, a marked decrease than those of A. oryzae FG76.