草地螟寄生蝇与寄主间的关系及控害作用
Control effects of tachinid flies on the omeadow moth, Loxotego stictialis.
康爱国1;张莉萍2;沈成2;李强1;张玉慧1;赵志英1
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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
中文关键词:草地螟, 寄生蝇, 寄生率, 控害作用
英文关键词:meadow moth (Loxostege sticticalis L.); tachinid flies; parasitic rate; control effect
中文摘要:草地螟寄生蝇是草地螟Loxotego stictialis L.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
英文摘要: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