Pesticides in soil: organochlorine pesticide residues in soils and crops of the Corn Belt region, United States--1970.
D000383:Agriculture; D000452:Aldrin / Q000032:analysis; D001151:Arsenic / Q000032:analysis; D001952:Bridged-Ring Compounds; D002706:Chlordan / Q000032:analysis; D002849:Chromatography, Gas; D003634:DDT / Q000032:analysis; D003633:Dichlorodiphenyl Dichloroethylene / Q000032:analysis; D003632:Dichlorodiphenyldichloroethane / Q000032:analysis; D004026:Dieldrin / Q000032:analysis; D002523:Edible Grain / Q000032:analysis; D004732:Endrin / Q000032:analysis; D006533:Heptachlor / Q000032:analysis; D007306:Insecticides / Q000032:analysis*; D009281:Naphthalenes; D010573:Pesticide Residues / Q000032:analysis*; D011078:Polychlorinated Biphenyls / Q000032:analysis; D012987:Soil / Q000032:analysis*; D013025:Glycine max / Q000032:analysis; D013054:Spectrophotometry, Atomic; D014481:United States; D003313:Zea mays / Q000032:analysis*
D001952:Bridged-Ring Compounds; D007306:Insecticides; D009281:Naphthalenes; D010573:Pesticide Residues; D012987:Soil; D002706:Chlordan; D003633:Dichlorodiphenyl Dichloroethylene; D006533:Heptachlor; D003634:DDT; D011078:Polychlorinated Biphenyls; D004026:Dieldrin; D001151:Arsenic; D004732:Endrin; D000452:Aldrin; D003632:Dichlorodiphenyldichloroethane