女贞卷叶绵蚜是三门峡市行道树女贞上发生的一种新害虫,近年来为害愈来愈重,已成为女贞的主要害虫。该虫在三门峡地区每年发生12代,每年4月下旬至5月上旬为发生高峰期,也是每年的为害高峰期。笔者2008~2012年对女贞卷叶绵蚜发生规律及防治技术进行了较为详细的研究。现将研究结果总结如下。 The virginity leafroll aphid is a new pest occurring on the tree promenade of Sanmenxia city. In recent years, the pest has become more and more serious and has become the major pest of privet. The insects occur in Sanmenxia area 12 generations each year, from the end of April to early May each year for the peak, but also the peak of the annual damage. From 2008 to 2012, the author conducted a detailed study on the law of Occurrence of Aphis gossypii and its control technology. Now the research results are summarized as follows.