天牛是果树枝干的主要害虫之一,在我县果园发生普遍,特别是桑天牛和苹果枝天牛,在靠近桑苗或毛白杨的果园危害更为严重,受害株率可达100％。过去我县防治天牛,除诱杀捕捉成虫外,多采用铅条捅,刀子挖,孔内注药,药泥堵虫孔,塞药棉球等办法,收到一定的防治效果。但工作量大,成本高,工作人员不安全。 Cerambycium is one of the major pests of fruit tree stems. It is common in the orchards of our county, especially the mulberry and apple twig, and the damage is even more serious in the orchards close to mulberry or poplar. The damage rate can reach 100 %. In the past I County prevention and control of terrestrial cattle, in addition to trapping and catching adult trap, the use of lead stabbing, knife digging, hole injection, hole mud medicine, plug medicine cotton ball and other methods, received a certain control effect. However, heavy workload, high costs, staff insecure.