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棉花枯萎病是一种危害性大,顽固性强的侵染性病害。一旦传人,很难根治。1965年在本省彭泽县芙蓉镇棉种场首次发现零星病株,以后随着种子调运,没有严格检疫,现已扩展蔓延到九江、湖口、都昌、瑞昌、乐平、万年和新建等各县棉区,发病面积逐年增加。尤其是乐平县,发病重的田块,病株率高达84.59％,造成缺苗、缺株,产量显著下降,严重地阻
Fusarium wilt of cotton is a kind of infective disease with great harmfulness and intractability. Once passed on, it is difficult to cure. In 1965, the cotton plantation in Furong Town, Pengze County, the province, was the first to find sporadic diseased plants. After that, it was transported without quarantine as the seeds were transported. It has now spread to Jiujiang, Hukou, Duchang, Ruichang, Leping, Wannian and New Cotton counties and other districts, the incidence increased year by year. Leping County in particular, the incidence of heavy plots, the strain rate as high as 84.59%, resulting in lack of seedlings, lack of strains, significantly reduced production, serious resistance