2013年贵阳市蔬菜中农药残留情况

目的]对贵阳市蔬菜农药残留量进行检测和分析,了解贵阳市蔬菜中农药残留情况.方法]2013年1～ 12月在贵阳市的蔬菜生产基地、批发市场、农贸市场及超市随机抽取蔬菜共200份,按农业行业标准NY/T 761-2008《蔬菜和水果有机磷、有机氯、拟除虫菊酯和氨基甲酸酯类农药多残留的测定》进行有机磷、有机氯及拟除虫菊酯类农药30项检测.依据GB 2763-2012《食品安全国家标准食品中农药最大残留限量》进行限量评价.结果]200份蔬菜农药检出率和超标率分别为38.5％和4.5％.检出超标的农药有：氧乐果、毒死蜱、三唑磷、氯氟氰菊酯、三唑酮、甲氰菊酯和氯氰菊酯.农药中毒死蜱和腐霉利检出率最高,分别为5.5％和5.0％;菜的种类中叶菜类的检出率最高,为54.4％;四季度中第二季度的合格率最低,为93.8％;采样点中批发市场的合格率最低,为93.7％.结论]贵阳市蔬菜中农药残留情况不容乐观,应采取有效措施,加强蔬菜的监督管理,加大蔬菜种植、销售环节的监测力度,确保市民食用蔬菜的安全.

Pesticide Residues in Vegetables in Guiyang City during 2013

Objective] This study aimed to detect and analyze the pesticide residues in vegetables in Guiyang City.Method] During January -December 2013,a total of 200 shares of vegetables were randomly selected from vegetable production bases,wholesale markets,farmer markets and supermarkets in Guiyang City,to detect 30 kinds of pesticides in accordance with the agricultural industry standard NY/T 761-2008 Determination of Organophosphorus Pesticides,Organochlorine Pesticides,Pyrethroid Pesticides and Carbamate Pesticides in Vegetables and Fruits and to evaluate the residue limits in accordance with GB 2763-2012 National Food Safety Standard Maximum Residue Limits for Pesticides in Food.Result] The detection rate and over-standard rate of pesticides in 200 shares of vegetables were 38.5％ and 4.5％,respectively.The content of omethoate,chlorpyrifos,triazophos,cyhalothrin,triadimefon,fenpropathrin and cypermethrin exceeded the standard.The detection rate of chlorpyrifos and procymidoneout reached the highest of 5.5％ and 5.0％,respectively ; among various types of vegetables,the detection rate of pesticides in leaf vegetables reached the highest of 54.4％ ; among four quarters,the qualification rate in the second quarter was the lowest of 93.8％ ; among different sampling sites,the qualification rate in wholesale markets was the lowest of 93.7％.Conclusion] Pesticide residue in vegetables is a very serious problem in Guiyang City,which should be prevented and controlled by adopting effective measures to strengthen the supervision and management of vegetables and to improve the monitoring of vegetable cultivation and sales,thus ensuring public food safety.