Does "jungle rubber" deserve its name ? An analysis of rubber agroforestry systems in southeast Sumatra Gouyon, A. /Foresta, Hubert de /Levang, Patrice AGROFORESTERIE FORET ANTHROPISATION SYSTEME DE CULTURE FRUIT BOIS PRODUCTION ECONOMIE RURALE EVOLUTION DEVELOPPEMENT ESSARTAGE BIODIVERSITE 1993 text https://www.documentation.ird.fr/hor/fdi:39350 fdi:39350 Gouyon A., Foresta Hubert de, Levang Patrice. Does "jungle rubber" deserve its name ? An analysis of rubber agroforestry systems in southeast Sumatra. 1993, 22, 181-206 EN INDONESIE SUMATERA