title: Worker environment research: methidathion applied to orange trees.
mesh_terms: D000393:Air Pollutants / Q000032:analysis*; D000395:Air Pollutants, Occupational / Q000032:analysis*; D002140:California; D002957:Citrus; D006801:Humans; D007306:Insecticides / Q000032:analysis*; D008452:Maximum Allowable Concentration; D009946:Organothiophosphorus Compounds; D010573:Pesticide Residues / Q000032:analysis*; D014197:Trees
chemical_list: D000393:Air Pollutants; D000395:Air Pollutants, Occupational; D007306:Insecticides; D009946:Organothiophosphorus Compounds; D010573:Pesticide Residues; C005828:methidathion