新泰市马铃薯晚疫病田间药效筛选试验

_SSSSSS 【 】 选用了70%丙森锌可湿性粉剂、80%代森锰锌可湿性粉剂等6种药剂开展马铃薯晚疫病田间防效试验。结果表明,80%代森锰锌可湿性粉剂1500g/hm^₂对马铃薯晚疫病的防治效果最好,防效为77.4%；70%丙森锌可湿性粉剂375g/hm^₂对马铃薯晚疫病的防效次之,防效为73.6%。

Field Efficacy Screening of Potato Late Blight in Xintai

The contrast test of the effect of 6 fungicides were conducted to control potato late blight in the fields.The results showed that the best control effect to potato late blight were 80% mancozeb wettable powder (concentration 1500g/hm_² ) .It had 77.4% control effect on potato late blight . The second control effect to potatolate blight were 70% Propineb wettable powder (concentration 375g/hm_² ) .It had 73.6% control effect on potato late blight .