title: A thin-layer chromatographic procedure for the detection in soils and waters of herbicide residues commonly used in Saskatchewan.
mesh_terms: D002855:Chromatography, Thin Layer; D006540:Herbicides / Q000032:analysis*; D008722:Methods; D012525:Saskatchewan; D012987:Soil / Q000032:analysis; D014877:Water Pollution, Chemical / Q000032:analysis
chemical_list: D006540:Herbicides; D012987:Soil