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采用12%烯草酮.草除灵EC对油菜田一年生禾本科杂草及阔叶杂草的防除效果以及对油菜的安全性进行了试验。结果表明,施药30 d后,对冬季油菜田杂草的综合防效为94.62%～99.18%,90 d后防效仍维持在96%以上,优于单剂和人工除草,且对油菜安全。
Adopting 12% clethion grass, the herbicide EC and EC was used to control the perennial weeds and broadleaf weeds in rapeseed field and the safety of rapeseed was tested. The results showed that the comprehensive control effect on weeds in rapeseed field in winter was 94.62% -99.18% after 30 days of application, and the control effect was still above 96% after 90 days, which was better than single-dose and artificial weeding and safe for rapeseed .