30％爱苗乳油对直播稻纹枯病、稻曲病、紫秆病防效试验

摘要

Control efficacy of 30％ ai-miao EC on sheath blight, rice false smut and purple stem disease of direct seedling rice were studied.The results showed that, application of 1500 times of 30％ ai-miao EC in rupturing stage and full heading stage could both obtain the best control effect, which the controlling efficacy was over 83％ on rice false smut, over 70％ on rice purple stem disease, and over 77％ on sheath blight, and the yield of rice was increased to some extent.%在直播稻上进行30％爱苗乳油防治纹枯病、稻曲病、紫秆病试验,结果表明:用30％爱苗乳油1500倍液在水稻破口期和齐穗期用药2次效果最好,稻曲病防效达83％以上,紫秆病防效达70％以上,纹枯病防效达77％以上,且具有一定的增产作用.