【摘要】 在福泉农田设置黑光灯 ,经 3年各 2个诱蛾点诱扑烟地老虎成虫表明 :大地老虎种群数量 10月前后为增殖盛期 ,地老虎属越冬代蛾多发型 ;各月均能诱扑到黄地老虎成虫 ,4～ 5月发蛾量较高 ;3～ 8月可诱扑到紫切根虫和八字地老虎成虫 ,但种群数量低 ;茶色地老虎、木纹夜蛾成虫每年发生 2个世代更多还原

【Abstract】 The results from collecting cutworm adults at two attractant sites by using black lamps throughout 3 years show that the population number of Agrofis tokionis Bufler is at a multiplication period in about October, A. Ypsilon (Roffemberg) belongs to a frequently occurring type of the winter moth, adults of A. Segefun Schiffermuller are found every month and the moth number is up to a maximum from April to May, adults of Euxoa Clerica (Bufler) and A. C nigrum L. Can be found from March to August in spite of a lower population number, and adults of Hermonassa Cecilia Bufler and A.Pufris L. Occur two generations every year.更多还原