遵义市松材线虫病风险分析及防控

Risk Analysis and Control Measures Against Bursaphelenchus xylophilus in Zunyi City

结合当前我国在林业有害生物(病、虫)风险分析指标体系方面的研究方法,从松材线虫病的分布状况、潜在危害性、寄主、传播途径、检疫和铲除的难度等方面进行了定性和定量分析,对遵义市松材线虫(Bursaphelenchus xylophilus)发生的现状及松材线虫病发生进行风险评估,其风险评估值R=2.64,松材线虫病在遵义市属于特别危险的外来重大林业有害生物。为此,提出松材线虫病风险管理防控措施,为松材线虫病的防控提供有效的方法。

Based on the current research methods of risk analysis system of forest pests（diseases and insects） in China,the distribution of pine wood nematode disease,its potential dangers,hosts,transmission routes,and quarantine and eradication difficulties as well,were all analyzed qualitatively and quantitatively.Also,the risk assessment was conducted to determine the occurrence status quo of Bursaphelenchus xylophilus in Zunyi City,and thus the risk assessment value R=2.64 was found,which indicated that pine wood nematode was a kind of particularly major and dangerous foreign forestry pest in Zunyi City.The paper put forward a series of prevention and risk control measures against Bursaphelenchus xylophilus in Zunyi,which provided effective methods for the prevention and control against pine wood nematode.