荔枝蒂蛀虫(Conopomorpha sinensis Bradley)是荔枝、龙眼的重要害虫。该虫主要以幼虫蛀食果实,造成大量落果,亦可蛀食花穗和嫩梢幼叶,造成落花、枯梢等。在广东荔枝蒂蛀虫发生严重,重发年份常造成十果九蛀,对荔枝的产量和品质均造成重大损失。据报道,蒂蛀虫引起的落果率一般为 Coniomorpha sinensis Bradley is an important pest of lychee and longan. The insects mainly eat larvae fruit, resulting in a large number of fruit drop, but also edible sprouts and young shoots young leaves, resulting in falling flowers, shoots and so on. In Guangdong, litchi stem borers serious occurrence, reissue year often caused ten fruit nine worm, the litchi yield and quality have caused heavy losses. It is reported that pedicle borer caused the drop rate is generally