摘要
针对喀左县柳毒蛾近年连续发生,平均虫口密度为每株平均340头,已酿成灾害的现状。2011年以杨树人工纯林为对象,比较研究了涂毒环法、树干喷雾法、绑扎毒绳法三种防治柳毒蛾的效果。结果表明,绑扎毒绳法行之有效,成本低,控制害虫效果好,便于操作,对人畜安全,不污染环境,不杀伤天敌,不受水源和地形限制,值得大面积推广和应用。
Stilpnotia salisis happened in the recent consecutive years and the pest density has reached 340 per plant which has caused serious damage to the plantation. Since the year of 2011, three kinds of control measures were applied, with the plantation of popular as the subject, namely, spray of chemical, painting the chemical and binding the poison ropes. The result showed that binding the poi- son ropes is effective.
出处
《陕西林业科技》
2012年第6期70-72,共3页
Shaanxi Forest Science and Technology
关键词
杨树
柳毒蛾
防治技术
Popular Stilpnotia salisis control techniques
