title: Insecticide usage and residues in a newly developed great plains irrigation district.
mesh_terms: D000452:Aldrin / Q000032:analysis; D012721:Carbaryl / Q000032:analysis; D003634:DDT / Q000032:analysis; D003633:Dichlorodiphenyl Dichloroethylene / Q000032:analysis; D004026:Dieldrin / Q000032:analysis; D004732:Endrin / Q000032:analysis; D006533:Heptachlor / Q000032:analysis; D007313:Insecta / Q000032:analysis; D007306:Insecticides / Q000032:analysis*; D008294:Malathion / Q000032:analysis; D010278:Parathion / Q000032:analysis; D010573:Pesticide Residues / Q000032:analysis*; D010702:Phorate / Q000032:analysis; D010944:Plants / Q000032:analysis; D011743:Pyrimidines / Q000032:analysis; D012987:Soil / Q000032:analysis*; D014867:Water / Q000032:analysis; D003313:Zea mays / Q000032:analysis
chemical_list: D007306:Insecticides; D010573:Pesticide Residues; D011743:Pyrimidines; D012987:Soil; D014867:Water; D010702:Phorate; D003633:Dichlorodiphenyl Dichloroethylene; D010278:Parathion; D006533:Heptachlor; D003634:DDT; D004026:Dieldrin; D004732:Endrin; D000452:Aldrin; D012721:Carbaryl; D008294:Malathion