title: Feather pecking damage in growing bantams is influenced by dietary tryptophan concentration but not dietary protein source.
authors: C J
authors: CJ
authors: Savory
mesh_terms: D000374:Aggression / Q000187:drug effects*; D000818:Animals; D002645:Chickens; D004044:Dietary Proteins / Q000494:pharmacology*; D005241:Feathers; D005260:Female; D010940:Plant Proteins; D012919:Social Behavior; D014364:Tryptophan / Q000008:administration & dosage / Q000494:pharmacology*
chemical_list: D004044:Dietary Proteins; D010940:Plant Proteins; D014364:Tryptophan