Abstract:

【Objective】 Based on the results of risk analysis, the strategies for risk prevention of Aleurodicus dispersus Russell were proposed, which are expect to reduce the risk to a minimal level. 【Method】 Based on the rule of pest risk analysis of international standards for pest measurement, the paper dealt with the quantitative and qualitative analysis of the risk level of A. dispersus in four aspects – the distribution, possibilities of invasion and spreading, potential damaged degree and economic importance. 【Result】 The comprehensive risk value of A. dispersus Russell was 2.52, which indicated that A. dispersus is a high risk pest.【Conclusion】A. dispersus will be a terribly high risk pest in mainland of China, it should be added to quarantine pest list and be put under quarantine.

Key words: Aleurodicus disperses Russell, pest risk analysis, risk management