膜翅目 小 茧蜂 科 （ Braconidae ）昆虫之通称，简称茧蜂。与 姬蜂 近似，多为小型种类，腹部短宽。为 鳞翅目 、 鞘翅目 、 同翅目 、 双翅目 中多种害虫的天敌。
基本简介
小茧蜂的幼虫在寄主体内化蛹或老熟后钻出，在寄主体表结成黄色或白色小茧化蛹，有时数十只集聚在一起。如 菜粉蝶 绒茧蜂 （Apantelesglomeratus），长约3毫米， 寄生 于菜粉蝶幼虫体内，幼虫老熟后在寄主体表结许多黄色小茧. 麦蚜茧蜂 （EphedrusplaAgiator），在麦蚜、 桃蚜 等体内化蛹。每个 蚜虫 体内只有1头蜂，寄主颜色变深并膨硬如球，羽化时自腹部背面咬穿1圆孔飞出另寻寄主. 中华茧蜂 （Braconchinensis），长约4毫米，是 稻螟 和 甘蔗螟虫 常见的 寄生蜂
Hymenoptera small Braconidae (Braconidae) of the known 昆虫纲 , known Haliday. With similar Ichneumonidae , mostly small 物种 , abdomen shorter width. For the 鳞翅目 , Coleoptera , 同翅目 , Diptera in a variety of natural enemies of pests. larvae pupate in thehostbodyor old cooked drilled in the host body surface toform asmall 黄色 orwhitecocoon to pupate, which brought together dozens oftimes. such as the cabbage butterflyApanteles (Apantelesglomeratus), about 3 mm, parasitic on the cabbage butterfly lar vae, the larvae mature and old host surfaceafterthe junction of many small 黄色 cocoon. avenae Haliday (EphedrusplaAgiator), in thewheat aphid , green peach aphid and other body pupate. the body is only one of each aphidbee, host become darker in color and swollen ashardas balls, eclosion from the abdomen, wearing a hole on the back of biting fly out tofindanother host.ChinaHaliday (Braconchinensis), about 4 mm, is rice borer and sugarcane borer common parasitic bee.