随着全球农产品贸易自由化的发展 ,植物检疫问题已引起各国和有关国际组织越来越多的关注。一方面 ,危险性有害生物随农产品贸易传播的风险增大 ,另一方面利用检疫技术问题限制农产品贸易的情况不断发生。因而世界贸易组织《实施卫生与植物卫生措施协定》(即SPS协定 )规定 ,各 With the liberalization of global trade in agricultural products, phytosanitary issues have drawn more and more attention from countries and relevant international organizations. On the one hand, the risk of dangerous pests spreading along with the trade in agricultural products is increasing. On the other hand, the use of quarantine technology to restrict the trade in agricultural products is constantly happening. Therefore, the WTO Agreement on the Implementation of Sanitary and Phytosanitary Measures (the SPS Agreement) stipulates that each