小翅豆芫菁生态特性调查

采用实地调查的方法，对小翅豆芫菁生态特性进行了研究。结果表明，小翅豆芫菁主要发生在丘陵地区的林缘稻区，尤其是深丘山区。成虫杂食性，寄主植物较广，一般环境均有其生活所需的食物。但幼虫食性较专一，主食蝗虫卵，并且蝗虫卵块密度的高低是决定有无小翅豆芫菁分布的基本条件。凡有利于蝗虫发生的环境条件，其虫口密度越大，小翅豆芫菁发生的频次也越高。

Ecological Characteristics of the Epicauta aptera Kaszab Survey

By means of the field investigation,ecological habits of the Epicauta aptera Kaszab were studied.The results showed that the Epicauta aptera Kaszab was mainly distributed in hilly areas of forest edge rice farm,Particularly in deep mound mountain.The adults were omnivorous,had a very broad food choice,their host plants were broad,generally the surrounding foods could provide their life needs.However,the larvae were more specific,staple food locust eggs, and locust egg mass density's height,is to determine w...