苹果烟尺蠖(Phthonosema tendinosaria Bremer)属鳞翅目尺蛾科,是刺槐的主要害虫之一。近年来对刺槐人工林危害严重。据记载,此虫仅分布在四川、黑龙江。经过调查,发现洛阳地区也有分布。为了便于防治,近两年来我们对苹果烟尺蠖进行了初步观察研究。一、形态特征成虫雌成虫体长19—29毫米,翅展61—83毫米,触角丝状(见图—1)。雄虫体长17～27毫米,翅展54—61毫米,触角羽毛状(见图—2)。虫体均为褐色,复眼均为茶褐色。胸部背面有灰色的鳞毛,腹部密生黄色鳞毛,背部颜色略深。翅灰色,前翅基部有明显灰黄色或灰褐色斑纹,内横线、外横线、外缘线均 Phthonosema tendinosaria Bremer belongs to Lepidoptera moth family and is one of the major pests of black locust. In recent years, Robinia pseudoacacia plantation seriously harmed. According to records, this worm is only distributed in Sichuan, Heilongjiang. After investigation, found that there are distribution of Luoyang. In order to facilitate the prevention and control, in the past two years we conducted a preliminary observation and study on the apple fagus. First, the morphological characteristics adult female adult body length 19-29 mm, wingspan 61-83 mm, antennae (see Figure -1). Male body length 17 ~ 27 mm, wingspan 54-61 mm, antenna feathers (see Figure -2). The parasites are brown, compound eyes are brown. Gray scales on the back of the chest, abdomen, yellow scales scales, slightly darker back color. Wings gray, fore wing base obvious gray-yellow or gray brown markings, the horizontal line, the outer horizontal line, the outer edge line