一、病情概况湖北省麻城县良种场原无棉花枯萎病的病历,由于1969年溃堤成灾,全部棉田被水淹没。1970年我场棉种,只好从外地引进单株和原种,这些引进的种子未经检疫,因此病菌传入棉田,当年在胜利大队三小队一块半亩面积的棉田中发现几株零星病株。因当时对此病认识不足,识别不准,也未认真处 First, the disease profile Macheng County, Hubei Province, no good original cotton plant wilt disease records, as a result of the 1969 collapse of the dike, all cotton fields were submerged. In 1970, my field of cotton seeds had to be imported from the field alone and the original species, the introduction of the seeds without quarantine, so the bacteria into the cotton field, when the triumvirate of the triumph of the three teams a half acre of cotton fields found in several sporadic strains . Due to lack of understanding of the disease at that time, identification is not allowed, nor serious