6BeghinJ.C.and Bureau J.C.Quantitative Policy Analysis of Sanitary and Phytosanitary and Technical Barriers to Trade [J].Economie Intemationale,2001(87):286-291.
8United States Department of Agriculture.USDA agencies andoffices [EB/OL].http://www.usda.gov/wps/portal/usda/usdahome,2015-12-26.
9European Commission.EFSA adheres to a number of principles and practices aimed at ensuring the excellence of our work[EB/OL].http://www.efsa.europa.eu/en/aboutefsa,2013-06-23.
10Australian Government Department of Agriculture and Water Resource.Biosecurity in Australia[EB/OL].http://www.agriculture.gov.au/biosecurity,2016-03-03.
