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Dissipation dynamic of quintrione in rice plants and terminal residue in rice straw, grain and soil
high-performance liquid chromatography-tandem mass spectrometry dissipation dynamic quintrione rice plant soil residue
2020/4/20
二氯喹啉草酮是经中国农业农村部批准登记的茎叶处理除草剂，迄今为止对其潜在的环境污染尚未见报道。本研究建立了一种采用QuEChERS前处理方法结合高效液相色谱-串联三重四极杆质谱 (HPLC-MS/MS) 联用技术检测二氯喹啉草酮在水稻植株、稻谷和土壤中残留的方法，并采用该方法测定了二氯喹啉草酮在水稻植株中的消解动态和最终残留。结果表明：二氯喹啉草酮的进样质量浓度与其峰面积间呈良好的线性相关，R2>...
EFFECTS OF EXPOSURE TO GRAIN DUST IN POLISH FARMERS: WORK-RELATED SYMPTOMS AND IMMUNOLOGIC RESPONSE TO MICROBIAL ANTIGENS ASSOCIATED WITH DUST
farmers grain dust harvesting threshing occupational exposure
2010/12/27
Medical examinations were performed in a group of 76 Polish farmers heavily exposed to grain dust during harvesting and threshing, and in a group of 63 healthy urban dwellers not exposed to organic du...