参照国内有关专家对林业有害生物危险性定量分析方法,结合鄂尔多斯市森林资源现状和林业害虫发生防治等情况,建立适用于本市的有害生物潜在危险性定量分析评价指标体系,并根据这一指标体系对日本松干蚧、红脂大小蠹、双条杉天牛3种松柏树害虫,在鄂尔多斯市的潜在危险性进行定量分析和评价。结果表明：日本松干蚧、红脂大小蠹为高度危险的害虫,双条杉天牛为中度但接近危险的害虫,并据此提出了相应的风险管理措施。%Refering to the quantitative analysis method of forestry pest risk,combining with the present situations of forest resources and the prevention of forestry pests in Ordos,the quantitative analysis and evaluation index system of pests suitable to Ordos is established.And based on the index system,the potential risk of Matsucoccus matsumurae(kuwana),Dengroctonus Valens Leconte and Semanotus bifasciaus Motschulsky in Ordos have been analyzed and evalued quantitatively.The results show that Matsucoccus matsumurae(kuwana) and Dengroctonus Valens Leconte are highly dangerous pests,and Semanotus bifasciaus Motschulsky is moderate dangerous pest.The risk management strategy has been respectively put forward to different pests.
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