楚雄市紫溪山林场林业有害生物普查结果与分析

Survey and analysis of forestry pests at Zixi Mountain Forest Farm in Chuxiong City

通过普查,楚雄市紫溪山林场主要林业有害生物共51种,其中虫害31种,病害19种,有害植物1种;属于林业危险性有害生物10种。查清了发生种类、危害程度、寄主植物和分布范围等情况。分析认为,完好的森林生态系统能有效防控各种有害生物,不易形成单一优势种类,从而避免暴发成灾;提出防控林业有害生物灾害要通过重视预测预报、检疫、综合防治、完善森林生态系统,才可实现可持续控制的建议。

According to the general survey,51 kinds of main forest pests,which included 31 species of insect pests,19 kinds of diseases and 1 kind of harmful plant,were found at Zixi Mountain Forest Farm in Chuxiong City.10 kinds of dangerous pests are forestry pests.The pest species,damage degree,host plants and distribution range are definitely investigated.It is concluded that intact forest ecosystem could effectivel control various pests,and prevent to form single dominant species,thus avoid outbreaks and disasters.It was suggested that the prevention and control of forest pest disasters could only be achieved by paying attention to forecast,quarantine,comprehensive prevention and control,and improving forest ecosystem.