不同药剂组合对马铃薯晚疫病的防治效果

Effect on the Control of Potato Late Blight with Different Combination of Medicines

通过保护性杀菌剂与内吸治疗性杀菌剂搭配使用对马铃薯晚疫病田间防治效果试验。结果表明,22.4%氟唑菌苯胺FS、100 g/L氰霜唑SC和687.5 g/L氟菌·霜霉威SC组合使用的防治效果最好,防效为31.11%,其他药剂组合对马铃薯晚疫病都具有一定的防治效果;另外,22.4%氟唑菌苯胺FS对马铃薯晚疫病的防控效果较差,并且可能会对种薯产生药害。

By experiment on control effect of potato late blight by combination of protective fungicide and inhaling therapeutic fungicide.The results showed that the combination of 22.4% fluconazole phenamine FS、100 g/L cyanofrostazole SC and 687.5 g/L fluconazole had the best control effect, and the control effect was 31.11%.The other combinations had certain control effect on potato late blight.The other 22.4% fluconazole FS had poor control effect on potato late blight, and might produce harm to seed potato and reduce seedling emergence rate.