title: Pigweed (Amaranthus retroflexus): an oxalate-containing plant.
mesh_terms: D000818:Animals; D007484:Iowa; D009566:Nitrates / Q000032:analysis*; D010070:Oxalates / Q000506:poisoning*; D010939:Plant Poisoning / Q000662:veterinary*; D013053:Spectrophotometry; D013552:Swine; D013553:Swine Diseases
chemical_list: D009566:Nitrates; D010070:Oxalates