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大豆根潜蝇(Ophiorayia shibatsuji Ka Lo)又名豆根蛇潜蝇,为单食性害虫,只为害大豆和野生大豆,是近年来宽甸县大豆根部的主要害虫之一。近几年大豆受害面积占播种面积的15%,被害株率轻者10%左右,严重田块达20%-30%。1形态特征成虫。体长约3mm,亮黑色。复眼大,暗红色。触角鞭节扁而短,未端钝圆。翅为浅紫色;有金属光泽。足黑褐色。卵。长约0.4mm,橄榄形,白色透明。
Ophiorayia shibatsuji Ka Lo, also known as the root snake, is a single-food pest that affects only soybeans and wild soybeans. It is one of the major pests of soybean roots in Kuandian County in recent years. In recent years, the affected area of soybean accounts for 15% of the sown area, with about 10% lighter plants and 20% -30% serious fields. 1 morphological characteristics adult. Body length of about 3mm, bright black. Compound eyes big, dark red. Antenna whip flat and short, blunt round end. The wings are light purple; metallic luster. Full dark brown. egg. About 0.4mm, olive-shaped, white and transparent.