安康漆树叶虫甲危害的现状及对策

Damage Status of Podontia lutea(Olivier) and its Prevention and Control in Ankang Prefecture

漆树叶虫甲在安康市发生的区域越来越大,传播速度很快,大爆发的频率越来越高。主要危害特征是:苗期危害严重;叶部危害重于枝干;纯林危害重于混交林;人工林重于天然林。根据其在安康市发生的特点及特征提出了以加强科学的营林措施和预测预报工作、加大种苗检疫力度以及采用化学、生物和人工防治等有效控制手段。

Podontia lutea （Olivier） is becoming more and more harmful in An＇kang prefecture for its outbreak frequencies is increasing. It brings more serious damage to leaves than to brunches ;more seri- ous to pure forests than to mixed forests ;more serious to plantations than to natural forests. Combination of chemical control and prevention with biological means is more effective.