title: Pesticides in water: organochlorine insecticide residues in streams draining agricultural, urban-agricultural, and resort areas of Ontario, Canada--1971.
mesh_terms: D000383:Agriculture; D000818:Animals; D002849:Chromatography, Gas; D003634:DDT / Q000032:analysis; D003633:Dichlorodiphenyl Dichloroethylene / Q000032:analysis; D003632:Dichlorodiphenyldichloroethane / Q000032:analysis; D004026:Dieldrin / Q000032:analysis; D005399:Fishes; D007306:Insecticides / Q000032:analysis*; D009864:Ontario; D010573:Pesticide Residues / Q000032:analysis*; D011998:Recreation; D012987:Soil / Q000032:analysis; D014505:Urban Population; D014877:Water Pollution, Chemical / Q000032:analysis*
chemical_list: D007306:Insecticides; D010573:Pesticide Residues; D012987:Soil; D003633:Dichlorodiphenyl Dichloroethylene; D003634:DDT; D004026:Dieldrin; D003632:Dichlorodiphenyldichloroethane