柑桔木虱是传播柑桔黄龙病的媒介昆虫。华南农学院主编的《农业昆虫学》(1981)中记载:“柑桔木虱在华南柑桔园,全年可见各个虫态。冬季主要以成虫密集在叶背越冬。”笔者于1987年12月—1988年3月对柑桔木虱越冬情况进行了调查,发现在广州地区,柑桔木虱越冬情况与文献记载的情况有所不同。现将调查情况简述如下。 Citrus psylla is a vector insect that transmits citrus yellow dragon’s disease. South China Agricultural College editor of the “agricultural entomology” (1981) recorded: “citrus psyllid citrus orchards in southern China, the whole year can be seen in various insect states .In winter, adult-intensive leaves in the winter.” I in 1987 12 March - March 1988 Citrus winter lupus was investigated and found that in Guangzhou, citrus psyllids overwintering situation and the documented situation is different. The survey is now outlined below.