近年来,玉米水稻种植区玉米粗缩病发生面积不断上升,为害逐年加重,成为玉米生产上主要病害之一。通过几年来的调查研究和生产实践,明确了该病在该种植区发生原因,探索出了防治该病的有效措施。 In recent years, maize rice plantation area of ​​maize sickened area continues to rise, the damage increased year by year, becoming one of the major maize diseases. After several years of investigation and production and practice, it has made clear the cause of the disease in the planting area and explored effective measures to prevent and cure the disease.