title: Apparent potentiation of the cotton defoliant DEF by methyl parathion in mosquitofish.
mesh_terms: D000818:Animals; D003678:Defoliants, Chemical / Q000633:toxicity*; D004357:Drug Synergism; D005399:Fishes / Q000502:physiology*; D006540:Herbicides / Q000633:toxicity*; D007928:Lethal Dose 50; D008743:Methyl Parathion / Q000633:toxicity*; D009946:Organothiophosphorus Compounds; D010278:Parathion / Q000031:analogs & derivatives*
chemical_list: D003678:Defoliants, Chemical; D006540:Herbicides; D009946:Organothiophosphorus Compounds; D008743:Methyl Parathion; D010278:Parathion