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草地螟寄生蝇与寄主间的关系及控害作用
引用本文:康爱国,张莉萍,沈成,李强,张玉慧,赵志英.草地螟寄生蝇与寄主间的关系及控害作用[J].昆虫知识,2006,43(5):709-712.
作者姓名:康爱国  张莉萍  沈成  李强  张玉慧  赵志英
作者单位:1. 河北省康保县植物保护站,076650
2. 河北省张家口市植物保护站,075000
基金项目:科技部科技攻关项目(编号:2005BA529A03和2005BA529A04)。
摘    要:草地螟寄生蝇是草地螟Loxotego stictialisL.的重要天敌,但其发生种类、控害作用尚不明确。通过室内饲养,结合历年田间调查对康保县草地螟寄生蝇种类、田间分布、寄生率及消长规律进行研究,结果表明康保县草地螟寄生蝇发生种类有5种。田间呈聚集分布,种群数量大,寄生率高,控害作用显著。对开展草地螟预测预报,保护利用天敌资源和综合治理提供了科学依据。

关 键 词:草地螟  寄生蝇  寄生率  控害作用
收稿时间:11 4 2005 12:00AM
修稿时间:2005-11-042006-01-18

Control effects of tachinid flies on the omeadow moth, Loxotego stictialis
KANG Ai-Guo,ZHANG Li-Ping,SHEN Cheng,LI Qiang,ZHANG Yu-Hui,ZHAO Zhi-Ying.Control effects of tachinid flies on the omeadow moth, Loxotego stictialis[J].Entomological Knowledge,2006,43(5):709-712.
Authors:KANG Ai-Guo  ZHANG Li-Ping  SHEN Cheng  LI Qiang  ZHANG Yu-Hui  ZHAO Zhi-Ying
Institution:1. Plant Protection Station of Kangbao County, Hebei 076650, China; 2. Plant Protection Station of Zhangfiakou City, Hebei 075000, China
Abstract:Tachinid flies are important natural enemies of meadow moth,Loxotege stictialis L.But their species and control effect are still not clear.This paper studied the species,field distribution,parasitic rate and population fluctuation of tachinid flies on meadow moth in Kangbao by rearing in laboratory and investigating in field.The result showed that there were five species of tachinid flies on meadow moth in Kangbao.They presented aggregated distribution in the field with a large population and high parasitic rate.The control effect was significant.The results provides scientific bases for forecasting the population dynamics of meadow moth,protecting natural enemies,and developing integrated pest management.
Keywords:meadow moth(Loxostege sticticalis L  )  tachinid flies  parasitic rate  control effect
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