title: Corpus allatum activity and wing determination in Megoura viciae.
mesh_terms: D000818:Animals; D001042:Aphids / Q000033:anatomy & histology / Q000502:physiology*; D003441:Crowding / Q000502:physiology*; D004702:Endocrine Glands / Q000502:physiology; D007605:Juvenile Hormones / Q000502:physiology*; D011110:Polymorphism, Genetic; D014921:Wings, Animal / Q000033:anatomy & histology
chemical_list: D007605:Juvenile Hormones