451.37Ordinance of 13 January 2010 on the Protection of Dry Meadows and Pastures of National Importance (Dry Meadows Ordinance, TwwV)
451.41Federal Decree of 19 June 1975 on Two UNESCO Conventions Concerning the Protection of Cultural and Natural Heritage and the Conservation of Wetlands
451.46Federal Decree of 14 December 1994 concerning the Convention on the Conservation of Migratory Species of Wild Animals
451.51Federal Act of 3 May 1991 on Financial Assistance for the Conservation and Management of Near‑Natural Cultural Landscapes