灭蝇胺复配剂对美洲斑潜蝇田间防效

The Control Effect of Three Mixed Pesticide to Liriomyza sativae Blanchard

田间试验结果表明,50%灭蝇胺+杀螟丹WP 1 000~2 000倍液,86%灭蝇胺+敌敌畏OF、50%灭蝇胺+毒死蜱1 000倍液防治美洲斑潜蝇,其杀虫效果90%左右,保苗效果80%左右,持效期10 d以上.试验浓度范围内对黄瓜苗安全.

The results of field trial showed the control effect was about 90% to Liriomyza sativae Blanchard with cyromazine+cartap 1 000~2 000 times or cyromazine +DDVP or cyromazine +chlorpyrifos 1 000 times. The effect of seedling protection was about 80%. The residual effect lasted for more than 10 days. It was also safe to cucumber seedling in the range of trial concentration.