Biodiversity and land use : the role of organic farming : Proceeding of the First ENOF Workshop, Bonn, 8-9 December 1995 - ENOF Workshop; European Network for Scientific Research Coordination in Organic Farming (Barcelona J. Isart & J.J. Llerena, 1996)
Keywords: Utilizacion de la tierra; Biodiversidad; Congresos; Agricultura organica; Economia agricola