TY - BOOK ED - The National Board of Forestry TI - A richer forest : state of the art in the 1990s as regards nature conservation and ecology SN - 91-85748-87-0 U1 - 574.52642 CY - Estados Unidos de América PB - The National Board of Forestry KW - Bosques KW - Conservación de la naturaleza KW - Ecología forestal N1 - Colección General ER -