南安森林病虫害种类调查及防治策略

摘要

调查了近年来南安市森林病虫害发生情况，并对其进行了深入分析，研究表明：南安市森林病虫害主要表现为森林虫害，森林病害较少；森林病虫害总体上呈上升趋势，但态势波动较小；森林病虫害治理效果较为明显，但新型虫害凸显，需加紧预防及治理；松突圆蚧、松墨天牛、桉树尺蠖为目前南安森林病害的主要威胁，需重点防御与突破治理。%The article conducts an investigation and deep analysis on the occurrence of forest pest in Nanan recently . The results show that forest pest and disaster in Nan'an is mostly forest pest and few forest diseases ;the trend of forest pest and disease presents as an increase but the fluctuation is stable ;the control strategy has obvious effect but the occurrence of new insect pest should be controlled ;at present ,pine scale ,monochamus alternatus and encalyptus oblique are major threats in Nan'an forest pest and diseases ,w hich should be paid more attention to and break the traditional governance .