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几种农药对芒果树白蛾蜡蝉的药效试验
引用本文:刘奎,符悦冠,吴凡,陈冠玲,符永杰,黄彬彬.几种农药对芒果树白蛾蜡蝉的药效试验[J].现代农药,2005,4(1):33-34.
作者姓名:刘奎  符悦冠  吴凡  陈冠玲  符永杰  黄彬彬
作者单位:1. 中国热带农业科学院环境与植物保护研究所,海南儋州,571737
2. 华南热带农业大学农学院,海南儋州,571737
摘    要:比较测定了10%吡虫啉可湿性粉剂、20%好年冬乳油和48%乐斯本乳油等3种药剂在常规用量下对芒果上发生的白蛾蜡蝉的防治效果。结果表明,乐斯本1000倍液和好年冬1500倍液对白蛾蜡蝉具有较好的速效性,药后1 d的防效分别为80.44%和73.98%;吡虫啉2000倍液对白蛾蜡蝉具有较好的持效性,药后7 d的防效仍然达79.61%;认为使用吡虫啉防治白蛾蜡蝉的适宜浓度为1500~2000倍。

关 键 词:农药  白蛾蜡蝉  防效
文章编号:1671-5284(2005)01-0033-02
修稿时间:2004年10月25

Effectiveness of Several Pesticides against Lawana imitata Melichar on Mango Trees
LIU Kui ,FU Yue-guan,WU Fan,CHEN Gan-ling ,FU Yong-jie,HUANG Bin-bin.Effectiveness of Several Pesticides against Lawana imitata Melichar on Mango Trees[J].Modern Agrochemicals,2005,4(1):33-34.
Authors:LIU Kui  FU Yue-guan  WU Fan  CHEN Gan-ling  FU Yong-jie  HUANG Bin-bin
Affiliation:LIU Kui 1,FU Yue-guan1,WU Fan2,CHEN Gan-ling 2*,FU Yong-jie2*,HUANG Bin-bin2*
Abstract:The effects of several pesticides against Lawana imitata Melichar on mango trees were tested. The results showed that chlorpyrifos of 1000 times dilution and carbosulfan of 1500 times dilution had better field efficacy of quick result than the others and the efficacy was 80.44% and 73.98% respectively after 1 day. Imidacloprid of 2000 times dilution had better field efficacy of continuing result than the others and the efficacy was 79.61% after 7days. It was recommended that the proper concentration of imidacloprid to control Lawana imitata Melichar was 1500 to 2000 times dilution.
Keywords:pesticides  Lawana imitata Melichar  field efficacy  mango trees  
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