title: Determination of 3,6-dichloropicolinic acid residues in soil by gas chromatography of the 1-butyl ester.
mesh_terms: D002849:Chromatography, Gas; D006540:Herbicides / Q000032:analysis*; D008722:Methods; D010573:Pesticide Residues / Q000032:analysis*; D010848:Picolinic Acids / Q000032:analysis*; D012987:Soil / Q000032:analysis*
chemical_list: D006540:Herbicides; D010573:Pesticide Residues; D010848:Picolinic Acids; D012987:Soil