林业有害植物葛藤风险评估

Evaluation on Risk of Harmful Plant in Forestry for Pueraria lobata(Willd.) Ohwi

摘要:

笔者通过对林业有害植物葛藤的风险分析和入侵湖北省适生区的风险指数评估,结果表明:葛藤是湖北省有害生物,其风险值R=1.538,入侵适生的风险值IR=54,在湖北省属中度危险的林业有害植物,应加强防治管理,防止其继续在我省扩散蔓延.目前,葛藤在湖北省的局部地区危害严重,对该省的林业建设构成较大的潜在威胁.笔者从3个方面提出了加强风险管理的对策.

Abstract:

The result showed Pueraria lobata(Willd.) Ohwi was a harmful biology in Hubei Province,and the its risk value R = 1.538,the risk of invasion of suitable value of IR = 54 in the province,which was a moderate risk of harmful plants in the province through the risk analysis on the harmful plant of Pueraria lobata(Willd.) Ohwi in forestry and risk index evaluation of the risk invasion of suitable value in Hubei Province,prevention and management should be strengthened to prevent the spread of our province conti...