title: Organophosphate residues on cotton in Arizona.
mesh_terms: D001130:Arizona; D002845:Chromatography; D003368:Gossypium / Q000032:analysis*; D007306:Insecticides / Q000032:analysis*; D010261:Paraoxon / Q000032:analysis; D010278:Parathion / Q000032:analysis; D010573:Pesticide Residues / Q000032:analysis*; D013997:Time Factors
chemical_list: D007306:Insecticides; D010573:Pesticide Residues; D010278:Parathion; D010261:Paraoxon