随着粳稻种植面积的扩大 ,水稻恶苗病已上升为主要病害 ,近年来水稻恶苗病在我市稻区乡镇均有发生 ,特别是未浸种及浸种效果差的田块 ,平均病穴率为６ ４ %、病株率为１ ３ % ,严重田病穴率达４０ %～４５ %、病株率达９ %～１０ ６ % ,严重影响了水稻的产量。水稻品种间抗恶苗 With the expansion of Japonica rice planting area, the rice Bakya disease has risen to the main disease. In recent years, the Bakkoshi disease has occurred in the towns and villages in the rice area of ​​our city, especially in the fields where the soaking effect and the soaking effect are not good. Which was 64%, the rate of diseased plants was 13%, the rate of serious field disease was 40% -45% and the diseased plants rate was 9% -106%, which seriously affected the yield of rice. Rice varieties resistant to vaccine