萧氏松茎象的防治试验

萧氏松茎象(Hylobitelus xiaoi Zhang)是危害松科(Pinaceae)植物的主要钻蛀性林业有害生物。对萧氏松茎象受害林分进行注射法、包扎法、涂干法、诱捕法和人工捕杀法防治试验。结果表明:包扎法的效果较好(72.2%),涂干法可以使松树受害率减少40%,1只诱捕器1年可以引诱成虫10头,人工捕杀可以使松树受害率降低87.5%,因此人工捕杀是当前最有效的防治措施。

Control Tests on the Pine Weevil Hylobitelus xiaoi

The pine weevil Hylobitelus xiaoi is an important forest insect pest living on the plants of Pinaceae.Control tests including injection,banding,daubing,trapping,and manual catching methods were carried out on the weevil.The results show that,trunk banding is a bester method(control effect 85.7%),the control result of trunk injection method is 66.6%,the trunk daubing method can reduce 40% of the damage rate,a trap device can attract 10 adults of the weevil per year,and manual catching is the best method which can reduce 87.5% of the damage rate.