小蠹虫是世界性大害虫 ,特别是对松树危害极大 ,猖獗时常可造成林木成片枯死。其生活隐蔽 ,繁殖迅速 ,在造成林木枯萎前不易被人们发现。但衰弱木及某些种类的性外激素对其有很强的吸引力 ,诱集效果显著 ,可作为重要的监测手段。该虫主要发生在立地条件差、林地卫生条件不好或由其它各种原因导致树木生长衰弱的林分。因此 ,其预防措施主要是选用良种壮苗 ,进行适地适树营造混交林 ;加强监测 ,及时消灭虫源基地。其防治策略及研究发展方向应向以生态管理为基础 ,以生物防治为主导的综合治理方向发展 ,方能达到可持续控制小蠹虫对林木的危害 Bark beetle is a world-class pest, especially for pine is extremely harmful, rampant often can cause forest trees into pieces die. Its hidden life, rapid propagation, before the cause of the trees withered not easily found. However, weak wood and some kinds of sex pheromones have a strong attraction to it, and the trapping effect is significant, which can be used as an important monitoring method. The insects occurred mainly in poor site conditions, poor woodland health conditions or by a variety of other reasons leading to the weak growth of trees. Therefore, the preventive measures are mainly the use of seedling seedlings, suitable for tree planting mixed forest; strengthen monitoring, timely elimination of insect source base. Its prevention and control strategy and research direction should be based on ecological management and biological control as the leading integrated management direction in order to achieve sustainable control of beetles on the hazards of trees