COMPOSITION CONTAINING FERMENTED EXTRACT OF EPICARP OF GINKGO BILOBA FOR CONTROLLING PLANT DISEASES

摘要

PURPOSE: A composition containing a fermented ginkgo exocarp extract is provided to be applied to barley powdery mildew, leaf rust, late blight, or gray mold, and to ensure safety without being harmful to human body. CONSTITUTION: A composition for preventing plant diseases contains 0.0001-30.0 wt% of fermentation of ginkgo exocarp, or a fermented ginkgo exocarp extract as an active ingredient, which is prepared by using a microorganism. The microorganism is selected from the group consisting of yeast, lactic acid bacteria, and bacillus bacteria. A method for preparing the fermentation comprises: a step of extracting the ginkgo exocarp with one or more solvents selected from purified water, methanol, ethanol, glycerin, ethyl acetate, butylene glycol, propylene glycol, dichloromethane, and hexane; and a step of concentrating by reduced pressure and freeze-drying.