小繭蜂

小繭蜂

膜翅目小繭蜂科(Braconidae)昆蟲之通稱,簡稱繭蜂。與姬蜂近似,多為小型種類,腹部短寬。為鱗翅目鞘翅目同翅目雙翅目中多種害蟲的天敵。

基本簡介


小繭蜂的幼蟲在寄主體內化蛹或老熟后鑽出,在寄主體表結成黃色或白色小繭化蛹,有時數十隻集聚在一起。如菜粉蝶絨繭蜂(Apantelesglomeratus),長約3毫米,寄生於菜粉蝶幼蟲體內,幼蟲老熟后在寄主體表結許多黃色小繭.麥蚜繭蜂(EphedrusplaAgiator),在麥蚜、桃蚜等體內化蛹。每個蚜蟲體內只有1頭蜂,寄主顏色變深並膨硬如球,羽化時自腹部背面咬穿1圓孔飛出另尋寄主.中華繭蜂(Braconchinensis),長約4毫米,是稻螟和甘蔗螟蟲常見的寄生蜂.
HymenopterasmallBraconidae (Braconidae) of the known insect, known Haliday. With similar Ichneumonidae, mostly small species, abdomen shorter width. For the Lepidoptera, Coleoptera, Homoptera, Diptera in a variety of natural enemies of pests. larvae pupate in thehostbodyor old cooked drilled in the host body surface toform asmall yellow orwhitecocoon to pupate, which brought together dozens oftimes. such as thecabbagebutterflyApanteles (Apantelesglomeratus), about 3 mm, parasitic on the cabbage butterfly larvae, the larvae mature and old host surfaceafterthe junction of many small yellow cocoon. avenae Haliday (EphedrusplaAgiator), in thewheataphid, green peachaphid 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 andsugarcaneborer common parasitic bee.