摘要
经调查西安市园林共有蚧壳虫7科17种,其中发生危害严重的有草履蚧、紫薇绒蚧、日本壶链蚧、白蜡蚧、黄杨并盾蚧等5种,主要危害植物枝干,可造成树叶干枯甚至植株死亡;近年来因园林树种单一、外来苗木检疫把关不严、对害虫生活史了解不清、防治措施不当等,蚧壳虫发生和危害逐年加重;应选择若虫孵化期和越冬期,采取束草诱集、树干阻隔、树干涂白等物理方法,喷施或树体注射化学药剂,强化检疫等方法进行防治。
The author investigated a total of 17 species of scale insects,of which 5 species were seriously harmful,that is,Drosicha corpulenta,Eriococcus lagerostroemiae Kuwana,Asterococcus muratae Kuwana,Ericerus pela and Pinnaspis buxi,which mainly harms stem and trunk,causing the death of leaves and branches,due to mono-species application,loose quarantine measure and inappropriate control methods.In light of the harmful effect,effective measures and methods for control were put forward.
作者
郭亚君
Guo Ya-jun(Xi＇an Garden Institute, Xi＇an, Shaanxi 710004)
出处
《陕西林业科技》
2018年第2期41-43,共3页
Shaanxi Forest Science and Technology
关键词
西安市
园林植物
蚧壳虫
种类
危害
防治
Garden plants
scale insect
harm
prevention and control
