柑桔潜叶蛾Phyllocnistis citrella Stainton是柑桔重要害虫之一。本文研究了从美国引进的性诱剂对柑桔潜叶蛾雄虫的引诱活性和引诱的日节律,结果表明该性诱剂对广州、深圳和江西新余地区的柑桔潜叶蛾雄虫有显著的引诱活性。性诱剂对柑桔潜叶蛾雄虫的诱捕数量日节律明显,4:00～6:00诱集到的雄虫数量最多,3:00～4:00和6:00～11:00诱集到少量雄虫,其它时间没有诱集到雄虫。 Citrus Leaf Moth Phyllocnistis citrella Stainton is one of the important citrus pests. In this paper, we studied the attractant activity and attractant rhythms of male attractants introduced from the United States to mandarin-orange leaf-spotted moths. The results showed that this sex-attractant had significant effects on male L. citri. In Shenzhen, Xinyu, Jiangxi Significant attractant activity. The number of trappings of sex lure on the male citrus leaf miner was significant at the rhythm of day, with the largest number of male traps collected from 4:00 to 6:00, the lures of 3: 00-4: 00 and 6: 00-11: 00 Set to a small amount of male, other time did not trap to male.