The monascus seed was purified by plate isolation in this experiment,then it was screened by ul-traviolet mutagensis.A monascus strain with a high value pigment and stable quality has been selected.

• 试验以经平板分离纯化的红曲霉为出发菌株,用紫外诱变的方法进行了筛选,选育出的红曲霉菌株产色能力强,稳定性好。