title: Evaluation of potential embryotoxicity and teratogenicity of 42 herbicides, insecticides, and petroleum contaminants to mallard eggs.
mesh_terms: D000818:Animals; D004372:Ducks / Q000196:embryology / Q000502:physiology*; D006540:Herbicides / Q000633:toxicity*; D007306:Insecticides / Q000633:toxicity*; D010578:Petroleum / Q000633:toxicity*; D013723:Teratogens; D014874:Water Pollutants, Chemical / Q000633:toxicity
chemical_list: D006540:Herbicides; D007306:Insecticides; D010578:Petroleum; D013723:Teratogens; D014874:Water Pollutants, Chemical