Field observations of organophosphate drip systems applied to waste water stabilization lagoons in San Joaquin County.
D002140:California; D007306:Insecticides / Q000008:administration & dosage*; D009032:Mosquito Control; D010756:Phosphoric Acids / Q000008:administration & dosage*; D012498:Sanitary Engineering
D007306:Insecticides; D010756:Phosphoric Acids