杨干象虫防治技术的研究  

Technology for Prevention and Control of Cryptorrhynchus lapathi

作　　者：孙向文 孙玉梅 刘汉奎 陈洪波 雷凤春 

机构地区：[1]辽宁省朝阳县森林病虫害防治站,辽宁朝阳122000 [2]朝阳县联合林场

出　　处：《防护林科技》2007年第B05期12-13,共2页Protection Forest Science and Technology

摘　　要：通过采用高渗透对硫磷点涂杨干象幼虫期取食刻痕的试验,结果表明:5倍液的高渗透对硫磷对杨干象幼虫杀虫效果最好,平均达到99.9%,防治时间以5月10-20日进行效果最好。Through the experiment of using painting drop to ingestion indentation by larvae of Cryptorrhynchus lapathi, the results show that high-infiltrating parathion have the best effect （insect disinfestations were 99.9% ） on larvae of Cryptorrhynchus lapathi. The optimal effect is got from 10th to 20th of May.

关 键 词：杨干象幼虫 高渗透有机磷 

分 类 号：S763.38[农业科学—森林保护学]