title: [The area requirements for certain activities of laying hens in cages].
mesh_terms: D000818:Animals; D001522:Behavior, Animal; D002645:Chickens / Q000502:physiology*; D005260:Female; D006120:Grooming; D006799:Housing, Animal; D012146:Rest
vernacular_title: Studie zum Flächenbedarf von legehennen in Käfigen bei bestimmten Aktivitäten.