湘西北烟草农药残留现状分析与对策

[目的]分析湘西北烟草农药残留现状。[方法]对湘西北常德市、张家界市、怀化市和湘西自治州4个地区22个农村产烟点进行采样,并对样品进行20种农药残留检测分析。[结果]20种农药残留中有18种被检出,其中氯丹、γ-HCH、氰戊菊酯、七氟菊酯4种农药残留均超ACAC限量值。氯丹、γ-HCH、氰戊菊酯、七氟菊酯的超标率分别为90.90%、4.54%、9.09%和86.36%。氯丹、γ-HCH、七氟菊酯、氰戊菊酯超标最严重时分别为超过限量标准0.611 32、0.658 89、1.522 77和0.421 01 mg/kg。[结论]不同地区农药残留情况也各异。

Analysis on Pesticide Residue Status of Tobacco in Northwest Hunan and Countermeasures

[Objective] The aim was to analyze pesticide residue status of tobacco in Northwest Hunan.[Method] The samples were collected from 22 rural tobacco producing sample points in Changde City,Zhangjiajie City,Huaihua City and Xiangxi Autonomous Prefecture,and 20 kinds of pesticide residues in the samples were determined.[Result] Eighteen kinds of pesticide residues were detected,among them chlordane,γ-HCH,fenvalerate and tefluthrin exceeded ACAC.Chlordane,γ-HCH,fenvalerate and tefluthrin exceeded the standard rate of 90.90%,4.54%,9.09% and 86.36%,respectively.The most serious of chlordane,γ-HCH,fenvalerate and tefluthrin exceeded the standard limit standard for over 0.611 32,0.658 89,1.522 77 and 0.421 01 mg/kg,respectively.[Conclusion] Different regions of pesticide residues were also different.