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PostWysłany: Śro 11:35, 30 Mar 2011    Temat postu: Flumetsulam Herbicide Residues in Corn and Soil Dy

Flumetsulam Herbicide Residues in Corn and Soil Dynamics


ndItsTrialofSafety [J]. WeedScience, 1998 (4): 32 ~ 33. [3] S. Baskaran. High-PerformanceLiquidChromatographicDeterminationofFlumest. ulam. . aNewDevelopedSulfonamideHerbicideinS0il [J]. J. Chromatogr. A, 1996,74:25 ~ 30. . 【 4] Yao Dongrui , Chen Jie , Song Xiaoling , et al. Degradation of sulfonylurea herbicides in progress and [J]. Pesticides, 1997,36 (7 ) :32- 37. YaoDongrui, ChenJie, SongXiaoling, eta1. TheReviewofResidueandI ~ gradationofSulfonytureaHerbicide [J]. Pesticides, 1992,36 (7) :32-37. '[ 5] Ministry of Agriculture农药检定所. Pesticide residues detection experiment manual [M]. Beijing: China Agricultural Science and Technology Press, 1995.555 ~ 556. InstitutefortheControlofAgriehemiealsEdition. HandbookofPracticalMethodsfortheDeterminationofPesticideResidues [M]. Beijing: MinistryofAgrieulturePeople'SRepublicofChina, 1995.555 ~ 556. OntheResidualDynamicsofFlumetsulaminCornandSoilZhangHao, WangYan, LuZhongbin, XuWei (CollegeofResourceandEnvironment, JilinAgriculturalUniversity, Changchun130118, China) Abstract: TheresidualdynamicsofflumetsulaminsoilandcornweredeterminedwithHPLC. usingaZorbaxSILcolumnandmethylenedichloridemetanol (98.4:1.6) asmobilephase. Amethod] forpretreatmentofsampleandanalysiswasestablished. Recoveriesofflumetsulaminsoil,belstaff outlet, coinandplantwere88.00% ~ 96.80%, 90.30% ~ 93.50% and84.20% ~ 94.20% respectively. Flumetsulamdegradesslowlyanditshalf-lifeinsoilwas12.1d (Jilin) ​​and20d (Shangdong), Flumetsulamdegradesrelativelyfastanditshalf-lifewas4.3d (Jilin) ​​and3.5d (shandong), butresidual'flumetsulaminthesoilandcornwasnotdetected. Theresultshowedthattheresidualpollutionofflumetsulamisnegligible, sotheapplicationofflumetsulamissafeforthesoilandcorn. Keywords: Highperformanceliquidchromatography; Flumetsulam; Coin; Residualdynamics

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