柑桔芽瘿蚊Contarinia sp.(瘿蚊科),是近年在广东省柑桔上新发现的一种为害嫩芽的重要害虫。我们从1981年开始对此虫进行观察研究,现将几年来研究结果,简要报道于下。 一、发生及为害 此虫于1980年在广州市河南园艺场首先发现,1981年我校的柑、橙、桔类也相继发生,至1982年,在市郊已发生相当普遍,且为害严重。寄主有橙、柑、桔、柚、柠檬、尤力加柠檬、酒饼簕等。主要以蛆状幼虫钻入嫩芽为害,被害 Contarinia sp. (Culicidae) is an important insect pest newly found on citrus in Guangdong Province. We have been observing this pest since 1981, and we now report the results over several years, briefly below. I. Occurrence and Harm This insect first discovered in horticultural field of Henan in 1980 in Guangzhou. In 1981, orange, orange and orange of our school also occurred one after another. By 1982, it was quite common in the suburbs and serious damage occurred. The host has orange, orange, orange, grapefruit, lemon, Youliang lemon, wine cake 簕 and so on. Mainly maggots larvae into the bud damage, killed