Manejo de sistemas agroforestales (SAF's) como alternativa de uso sostenido de la tierra en el Contro Occidente de Venezuela

agricultural situation agricultural structure besoin d'information communication conservation de la nature coyuntura agraria deforestation diffusion de l'information diffusion of information economic structure environmental protection espace de nature sauvage information needs nature conservation protection de l'environnement research networks situation agricole structure agricole technology transfer transfert de technologie venezuela (bolivarian republic of) wilderness areas zonas silvestres