以棉花黄萎病为代表的农作物土传病害是生产上难以防治、危害严重的重大问题,目前国内外缺乏有效的防治措施和相关产品。尤其是棉花黄萎病的防治被称为世界性难题,既无抗病品种,又无有效的化学 Soil-borne diseases such as Verticillium dahliae, represented by cotton, are major problems that are difficult to prevent and endanger in production. At present, there are no effective prevention and control measures and related products at home and abroad. In particular, the prevention and treatment of cotton verticillium wilt is known as a worldwide problem with neither disease-resistant varieties nor effective chemical