朱红毛斑蛾在我国的潜在危害性风险分析

朱红毛斑蛾是榕树上的一种重要的寡食性食叶害虫,在我国南方部分省市有分布。该虫发生为害严重时,可将寄主植物叶片啃食殆尽,带来巨大经济损失,严重影响生态环境。从朱红毛斑蛾分布情况、潜在危害性、受害栽培寄主经济重要性、传播和扩散的可能性及危险性管理难度等5个方面,对其在我国的危险性进行了综合评价。结果显示朱红毛斑蛾风险综合评价R值为1.96,在我国属中度危险等级的有害生物。提出应采取有害生物综合治理,加强风险管理,控制朱红毛斑蛾蔓延扩散和种群数量的增长。

Risk Analysis of Phauda flammans Walker in China

Phauda flammans Walker is an important oligodichagous defoliator on banyan trees mostly in South China. When the insect occurs seriously, it can eat up all the leaves of the host and cause considerable losses to the economy and the ecological environment. The analysis was based on the distribution, potential damage level, economic value of damaged hosts, spreading probability and difficulty in management. The results showed that the risk value of the pest was high in China is 1.96, which indicates the risk level is medium.Integrated pest management should be taken to control the spread and population growth of the insect.