水稻恶苗病是水稻较常见的病害，新疆六十、七十年代发生较多，以后随着种子消毒等措施的普及，发病率大大降低。近几年由于大量引进品种并放松了综合防病措施，恶苗病的发病面积、发病率都明显增加，1997年因育苗期间持续高温，秧田发病较重，移植本田后继续发病，南北疆发病 The rice Bakanae disease is a common disease in rice. In Xinjiang, it occurred more in 60s and 70s, with the popularization of such measures as seed disinfection, the morbidity is greatly reduced. In recent years due to the introduction of a large number of species and to relax the comprehensive disease prevention measures, the incidence of illnesses and the incidence of disease were significantly increased in 1997 due to continued high temperature during seedling, heavier incidence of seedling, Honda after transplantation continue to morbidity, Disease