01073nam0-2200313---450-99000837402040332120060911105507.03-88246-264-7000837402FED01000837402(Aleph)000837402FED0100083740220060911d2004----km-y0itay50------bagerDEa-------001yyAgricultural and settlement frontiers in the tropical Andes :the Páramo Belt of northern Ecuador, 1960-1990Maria Fernanda Lopez SandovalRegensburgInstitut für Geographie an der Universität Regensburg2004180 p.ill.33 cm14 c.Regensburger geographische Schriften37EcuadorAgricolturaLopez Sandoval,Maria Fernanda501155ITUNINARICAUNIMARCBK990008374020403321Period.022(037)Ist. s.i.ILFGEILFGEAgricultural and settlement frontiers in the tropical Andes723625UNINA