【摘要】 遵循联合国粮农组织(FA0)国际植物检疫措施标准(ISPM)规定的有害生物风险分析(PRA)准则,从地理和管理标准、传入可能性、定殖可能性、扩散的可能性、经济影响的评估等5个方面对黑雀麦在我国的风险性进行了定性分析,并利用相关分析模型进行了定量分析,其综合风险值R为2.18,符合进境植物检疫性有害生物的条件,据此提出了相关的风险管理备选方案,并进行了效率和影响评估,以期使其风险减少到可接受的水平。更多还原

【Abstract】 According to the rule of Pest Risk Analysis(PRA) of International Standards for Phytosanitary Measures(ISPM) of Food and Agriculture Organization of the United Nations(FAO),this paper conducted the qualitative analysis of the risk level of Bromus secalinus L.in China from five aspects: geographical and managerial standard,likelihood of introduction,likelihood of establishment,likelihood of spreading,and economic impact,and the quantitative analysis of the risk level of Bromus secalinus L.introduced to China was also carried out by the relational analysis model.As a result,the value of the synthetical risk is 2.18,which has reached the level of quarantine pest of imported plants in China.Based on the result,the relational optional proposal of risk management was raised and evaluated according to their efficiency and impact in order to reduce the risk to acceptable level.更多还原