Crops, AgriculturalPesticidesAgriculturePlant DiseasesPesticide ResiduesCrop, AvianAgricultural Workers' DiseasesInsecticidesAgrochemicalsPest ControlHydrocarbons, ChlorinatedOccupational ExposureHerbicidesChlorpyrifosEnvironmental ExposureOrganophosphate PoisoningOrganophosphorus CompoundsIowaFungicides, IndustrialDiazinonDieldrinEndosulfanOrganophosphatesEnvironmental MonitoringCarbofuranOrganothiophosphorus CompoundsManebParathionPoisoningLindaneEnvironmental PollutantsCarbaryl