Methods By using complex mutagenesis of LiCl and ultraviolet rays, we deal with the simple spore suspension.
方法采用氯化锂和紫外线复合诱变单孢子悬浮液。
2
Through the single factor experiment determination ultraviolet ray mutagenesis's time, and under this mutagenesis time's condition, the natto bacillus carries on mutafacient processing to T-3.