abstract |
The present invention relates to a method for producing a high yield of phenylpyrrofen A or pyripyrophen A, comprising the step of culturing a phenylpyrrofen A or pyripyrophene-producing microorganism in a production medium containing amino acids, While using unconverted microorganisms, it is possible to produce pyripyrophene and / or phenylpyrophene, which are environmentally friendly insecticides in high yield. |