商丘市杨树食叶害虫发生规律及成灾原因分析

Analysis of the Reasons for Shangqiu Poplar Leaf-eating Pest Occurrence and Disaster

2000-2012年,通过10余年的观察,对近年来杨树食叶害虫的发生情况进行资料收集汇总,梳理分析影响杨树食叶害虫发生的因子,对杨树食叶害虫的发生与树种、气候、监测、防治、营林等方面的关系进行了分析与对比,找出杨树食叶害虫发生发展规律,总结经验教训,研讨解决办法,保护森林资源不受侵害。

During over 10 years of observation from 2000 to 2012, Shangqiu city collected the data about poplar defoliator occurrence that happened in recent years, sorted out and analyzed the factors that caused the occurrence of poplar leaf pest, and made analysis and comparison between leaf-eating pests occurrence and tree species, climate, monitoring, control, management etc., in order to find out the miles of leaf-eating pests occurrence, sum up the experience and lessons, work out solutions, and to protect the forest resources from being destroyed.