防范“害虫”入侵是动植物检验检疫部门的一大职能,而对进口货物提出超过防范必须性之上的检疫要求则构成了“绿色壁垒”。1998年9月,美国、加拿大作出对我国出口货物木质包装一律进行检疫处理的规定。1999年2月1日,英国对我出口货物包装实行检疫新标准。1999年7月1日,欧盟又单方面对我国输欧货物木质包装实施 Preventing the invasion of “pests” is a major function of the inspection and quarantine department of animals and plants, while the quarantine requirements for the imported goods that exceed the precautionary necessity form a “green barrier”. In September 1998, the United States and Canada made provisions for the quarantine treatment of wooden packaging of the exported goods in our country. On February 1, 1999, the United Kingdom imposed a new quarantine inspection standard on the export of goods that I exported. On July 1, 1999, the EU unilaterally implemented the wood packaging of our country’s exports to Europe