论文部分内容阅读
梨小食心虫是梨树上一种重要的蛀食性害虫,为了推动果园害虫的无公害防治以及指导合理应用性信息素防治梨小食心虫,2012年在河北省昌黎县对梨小食心虫性信息素诱捕器进行了应用评价研究。研究了梨小食心虫的发生规律,性信息素诱捕器颜色、类型、放置位置等对梨小食心虫雄性成虫诱捕效果的影响。结果表明,梨小食心虫诱集出现3个高峰期,分别在6月下旬、7月下旬、8月中旬;三角式和船式诱捕器的诱捕效果显著优于水盆式和干式诱捕器;白色、绿色诱捕器效果明显好于黄色,树冠外围诱捕梨小食心虫的数量明显高于内膛。
Pear mungbean pest is an important pest edible pests, pests in orchards to promote pollution-free pest control and guidance of rational use of pheromone pear pest control diet, in 2012 in Changli County, Hebei Province, the pest insects pheromone trapping The device has been applied evaluation research. The effects of the color, type and placement of sex pheromone traps on the trapping effects of male adult moths were studied. The results showed that there were three peak trapping times in late April, late July and mid-August respectively. The trapping effect of triangular and marine traps was significantly better than that of water basin and dry traps. White, green catcher effect was significantly better than the yellow, the number of pest insects trapping Pear outside the crown was significantly higher than the bore.