title: Triclopyr persistence in western Oregon hill pastures.
mesh_terms: D005618:Fresh Water / Q000032:analysis; D006016:Glycolates / Q000032:analysis*; D006540:Herbicides / Q000032:analysis*; D009922:Oregon; D010573:Pesticide Residues / Q000032:analysis*; D006109:Poaceae / Q000032:analysis; D011891:Rain; D012987:Soil / Q000032:analysis
chemical_list: D006016:Glycolates; D006540:Herbicides; D010573:Pesticide Residues; D012987:Soil; C032742:triclopyr