title: Excretory pathways of ammonia and urea in the earthworm Lumbricus terrestris L.
mesh_terms: D000641:Ammonia / Q000032:analysis*; D000818:Animals; D000845:Annelida / Q000502:physiology*; D005243:Feces / Q000032:analysis; D014508:Urea / Q000032:analysis*
chemical_list: D000641:Ammonia; D014508:Urea