According to international standard plant quarantine measures and principle risk analysis(ISPM No.11),a risk assessment was carried out for Passalora sequoiae through geographical distribution,possibility of colonizat...According to international standard plant quarantine measures and principle risk analysis(ISPM No.11),a risk assessment was carried out for Passalora sequoiae through geographical distribution,possibility of colonization,probability of diffusion,economic importance and difficulty in risk management.Results show that P.sequoiae has a greater risk of introduction and diffusion,and it has distributed in parts of China.It is suggested that P.sequoiae should be added to the list of forest dangerous pests in China.Besides,porting departments should focus on the pathogen on imported host seedlings like Cryptomeria.展开更多
Batocera horsfieldi,a forestry pest,was an important stem-borer in China.The Pest Risk Analysis(PRA) of B.horsfieldi was evaluated in order to providing more information to prevent the further spreading and intergrete...Batocera horsfieldi,a forestry pest,was an important stem-borer in China.The Pest Risk Analysis(PRA) of B.horsfieldi was evaluated in order to providing more information to prevent the further spreading and intergreted control of this pest.According to the methods of international PRA,the risk level of B.horsfieldi was estimated by qualitative and quantitative analysis,and its control countermeasure was given.The results of qualitative analysis showed that B.horsfieldi had lots of hosts,and its wide distribution,high adaptability and the difficulty of eradication made the pest damages forestry production seriously.According to the quantitative analysis,the PRA value of the pest was 2.04,showing that it was one of the high perilous forestry pests in China.Quarantine and various control measures must be strengthened to prevent the spreading and damage of B.horsfieldi.Suggestions were given that B.horsfieldi would be controlled sustainably by releasing Dastarcus helophoroides,a natural enemy of B.horsfieldi,in damaged forests.展开更多
基金Supported by Projects of General Administration of Customs(2020HK159)Nanjing Customs Research Projects(2023KJ20).
文摘According to international standard plant quarantine measures and principle risk analysis(ISPM No.11),a risk assessment was carried out for Passalora sequoiae through geographical distribution,possibility of colonization,probability of diffusion,economic importance and difficulty in risk management.Results show that P.sequoiae has a greater risk of introduction and diffusion,and it has distributed in parts of China.It is suggested that P.sequoiae should be added to the list of forest dangerous pests in China.Besides,porting departments should focus on the pathogen on imported host seedlings like Cryptomeria.
文摘Batocera horsfieldi,a forestry pest,was an important stem-borer in China.The Pest Risk Analysis(PRA) of B.horsfieldi was evaluated in order to providing more information to prevent the further spreading and intergreted control of this pest.According to the methods of international PRA,the risk level of B.horsfieldi was estimated by qualitative and quantitative analysis,and its control countermeasure was given.The results of qualitative analysis showed that B.horsfieldi had lots of hosts,and its wide distribution,high adaptability and the difficulty of eradication made the pest damages forestry production seriously.According to the quantitative analysis,the PRA value of the pest was 2.04,showing that it was one of the high perilous forestry pests in China.Quarantine and various control measures must be strengthened to prevent the spreading and damage of B.horsfieldi.Suggestions were given that B.horsfieldi would be controlled sustainably by releasing Dastarcus helophoroides,a natural enemy of B.horsfieldi,in damaged forests.