10%四氯虫酰胺悬浮剂防治苹果蠹蛾田间药效评价

Field Evaluation of Si Lv Chong Xian’an 10% SC on Cydia pomonella(L.)

[目的]验证新农药10%四氯虫酰胺悬浮剂用于防治苹果蠹蛾的效果及安全性,确定该产品的使用剂量及施药技术。[方法]设计有效成分用量为33.3、50、100mg/kg的药剂10%四氯虫酰胺悬浮剂,对照药剂2.5%高效氯氟氰菊酯水乳剂,有效成分用量为8.33mg/kg,及空白对照等5个处理。[结果]10%四氯虫酰胺悬浮剂可有效防治苹果蠹蛾,对梨生长安全,生态环境未见不良影响。[结论]推荐10%四氯虫酰胺悬浮剂进行应用,建议使用浓度为有效成分33.3~50mg/kg。

[Objective]The aim was to test control effect and safety of Si lv chong xian’an on Cydia pomonella(L.).And determine the optimal dose of Si lv chong xian’an.[Method]Five treatments had set up,including 33.3,50,100 mg/kg of Si Lv Chong Xian’an 10%SC,8.33 mg/kg of 2.5%Cyhalothrin Microemulsion,and blank control.[Result]Si Lv Chong Xian’an 10%SC could effecitively control Cydia pomonella(L.),and it was safe for Nanguo pear.[Conclusion]Si Lv Chong Xian'an 10%SC could be applied,and the optimal dose was 33.3-50 mg/kg.