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5 %锐劲特悬浮剂 60 0ml/hm2 和 45 0ml/hm2 在水稻破口期喷施 ,防治三化螟兼治稻纵卷叶螟及稻飞虱的效果优于 5 %锐劲特 3 0 0ml/hm2 +90 %敌百虫原粉 12 0 0g/hm2 、5 %锐劲特 2 2 5ml/hm2 +90 %敌百虫原粉 12 0 0g/hm2 及 18%杀虫双水剂 45 0 0ml/hm2 +10 %一遍净WP3 0 0g/hm2 处理。从成本与效果综合考虑 ,采用锐劲特与敌百虫混配施用比较合适
5% fipronil SC 60 0ml / hm2 and 45 0ml / hm2 spraying at the breach of the rice stage, the prevention and control of rice stem borer and rice leafhopper control effect is better than 5% fipronil 300ml / hm2 +90% trichlorfon original powder 12 0 0g / hm2, 5% fipronil 2 2 5ml / hm2 + 90% trichlorfon original powder 12 0g / hm2 and 18% insecticidal double agent 45 0 0ml / hm2 +10% again WP3 0 0g / hm2 treatment. From the cost and effect of comprehensive consideration, the use of fipronil and trichlorfon mixed with more appropriate