Nontimber forest products and extractive activities in the middle Rio Negro region, Brazil Sustainable harvest and marketing of rain forest products /Lescure, Jean-Paul /Emperaire, Laure Pinton, F. /Renault-Lescure, Odile ECONOMIE RURALE EXPLOITATION DES RESSOURCES NATURELLES PRODUIT FORESTIER NON LIGNEUX EXTRACTIVISME SORVA PIASSABA BORRACHA AVIAMENTO Island Press Plotkin, M. (ed.) Famolare, L. (ed.) 1992 text https://www.documentation.ird.fr/hor/fdi:010005124 fdi:010005124 Lescure Jean-Paul, Emperaire Laure, Pinton F., Renault-Lescure Odile. Nontimber forest products and extractive activities in the middle Rio Negro region, Brazil. In : Plotkin M. (ed.), Famolare L. (ed.), . Sustainable harvest and marketing of rain forest products Island Press, 1992, 151-157 EN BRESIL AMAZONAS BRESIL AMAZONIE