45%哒螨灵·啶虫脒可湿性粉剂对苹果黄蚜的田间防效  

The Field Efficacy Trials of Acetamiprid- Pyridaben 45% WP against Aphis citricola

作　　者：李梦瑶[1] 王忠燕[1] 韩慧[1] 苑士涛[1] 魏国树[1] 

机构地区：[1]河北农业大学植物保护学院,河北保定071000

出　　处：《农药》2017年第3期222-224,共3页Agrochemicals

摘　　要：[目的]明确45%哒螨灵·啶虫脒可湿性粉剂不同剂量对苹果黄蚜的防控效果,验证对苹果树和非靶标有益昆虫等的安全性,确定适宜的施药时期、用量和方法。[方法]采用常规喷雾法进行田间药效试验。[结果]45%哒螨灵·啶虫脒可湿性粉剂使用有效成分量为56.25 mg/kg,可以有效防治苹果黄蚜的发生,药后7 d防效可达到99.76%。[结论]45%哒螨灵·啶虫脒可湿性粉剂防治苹果黄蚜高于目前常用农药的防效,对苹果树生长、有益天敌种类和数量都无不良影响。[Aims] The paper aims to verify the control effect of acetamiprid - pyridaben 45% WP at different doses on Aphis citricola Van der Goot and the safety on apple tree and non-target beneficial insects, etc, and to determine suitable application period, dosage and method. [Methods] Field efficacy was determined with general spraying method. [Results] The results of field trials showed that the acetamiprid-pyridaben 45% WP indicated 99.76% control on 7 days after treatment at concentration of 56.25 mg/kg. [Conclusions] Prevention and control of A. citricola acetamiprid-pyridaben 45% WP is higher than the current commonly used pesticide, and it is safe on apple leaves and species and quantity of beneficial natural enemies.

关 键 词：哒螨灵 啶虫脒 可湿性粉剂 苹果黄蚜 防效 

分 类 号：S433.39[农业科学—农业昆虫与害虫防治]