Abstract: According to the physiological characteristics of enzyme from mushroom hypha which can dissolove the big molecule material, the first step of the study is that basic selective material can be used to restrict the miscellaneous fungi and that inoculation can be had in an open way.The second step is that on the basis of the first step which has got well-fermented material ,tiny molecule material can be put in the open way and That the advantages in numbers of mushroom hypha can be used to restrain miscellaneo...