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豆根蛇潜蝇Clphiomyja Shibatsuji Kato 1961属双翅目,潜蝇科,蛇潜蝇属,分布广,发生普遍,为我省大豆生产上的重要害虫。 一、形态特征 成虫 体长2.2—3.0毫米,两个等大的上眶鬃后倾,两个等大的下眶鬃内倾如(图1)。前缘脉强大延伸到m_1+m_2,r—m横脉位于第二中室外1/3处如(图2)。雄性及雌性生殖器外形(如图3)。 幼虫 体白色,长3.8—4.0毫米,口钩正上方有一指形类(图4),前端气门着生24—30个球状气孔,后端气门鸡冠状着生28—40个柱状气孔(图5)。 蛹 壳黑红色半具光泽,前后各一对骨化气门突。 卵 长椭圆形,长0.4毫米,乳白色,卵壳透明。
In 1961, the genera Clodiaomycetes Shibatsuji Kato is an important pest in the production of soybeans in our province, belonging to the order Diptera, Soboridae and Snakefly. First, the morphological characteristics Adult body length 2.2-3.0 mm, two equal large orbital bristles backward, such as two large equatorial mastoid tilt (Figure 1). The frontal veins extend strongly to m_1 + m_2, and the transverse veins of r-m are located at the outer 1/3 of the second one (Fig. 2). Male and female genital shape (Figure 3). Larvae body white, 3.8-4.0 mm long, there is a finger above the hook finger type (Figure 4), the front end of the valve with 24-30 spherical stomata, posterior end of the valve cock coronal 28-40 columnar stomata (Figure 5 ). Pupa shell black and red half shiny, before and after a pair of ossification of the valve. Egg oval, 0.4 mm long, milky white, egg shell transparent.