性诱剂在不同区位及高度条件下在烟田防治斜纹夜蛾和烟青虫效果

为进一步探索武定烟区性诱剂在合适的区位及高度条件下,达到防治烟田内斜纹夜蛾和烟青虫最佳效果,通过研究性诱剂在不同区位及高度条件下在烟田防治斜纹夜蛾和烟青虫效果,得出结论：性诱剂诱捕器在烟田内最佳安放位置为烟田的外圈,安放高度为75cm,利用性诱剂诱捕器诱杀斜纹夜蛾和烟青虫效果最佳,烟田内害虫的虫口密度与烟株被害株率最低。

Effect of blue board on preventing and controlling thrips under different hanging board densities in tobacco fields

In order to further explore that the sex attractant in the Wuding tobacco area can achieve the best effect of controlling Spodoptera litura and the tobacco budworm in the tobacco field under the appropriate location and height conditions, by studying the sex attractant in the tobacco field under different location and height conditions The effect of controlling Spodoptera litura and Tobacco budworm, it is concluded that the best placement of the sex attractant trap in the tobacco field is the outer circle of the tobacco field with a height of 75cm, and the sex attractant trap is used to trap and kill Spodoptera litura and tobacco budworm. The effect is the best, and the population density of pests in tobacco fields and the rate of tobacco plants are the lowest.