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由江西省一位棉农告知,在棉花枯萎病地种过一年薄荷之后再种棉花,连续八年棉枯萎病几乎未发生、发展,而没有改种薄荷的连作棉田,枯萎病则不断加重、扩大。为探讨薄荷根泌物对土壤棉枯萎病菌的抑制作用,进行了初步观察。采用薄荷土和无菌土接菌播种棉花感病
A cotton farmer in Jiangxi Province told that cotton was planted after one year’s moth blight in cotton blight. Cotton blight was scarcely developed and developed for eight years in a row, expand. In order to investigate the inhibitory effect of peppermint root exudates on soil Fusarium oxysporum f. Using mint soil and sterile soil to inoculate cotton susceptible