@article{fdi:010058465, title = {{R}ubber agroforests' profitability, the importance of secondary products}, author = {{L}eh{\'e}bel-{P}{\'e}ron, {A}. and {F}eintrenie, {L}. and {L}evang, {P}atrice}, editor = {}, language = {{ENG}}, abstract = {{I}ndonesian rubber agroforests_smallholders' plantations combining a large number of perennial species_are known to provide a number of environmental services. {T}hey produce natural rubber as well as various secondary products for cash or home consumption. {W}e estimated the quantities of the various products, the proportions harvested, consumed by the farmer's family or sold, and the cash income generated. {Q}uantities and prices were estimated based on plot surveys and interviews. {E}conomic models of various kinds of agroforest were generated, and the impact of the tree composition on the income was evaluated based on these models. {R}esults show that agroforest products are quite well valued, but that return to land remains low. {A}n enrichment of agroforests in {P}arkia speciosa {H}assk could improve their productivity and help farmers cope with economic crises.}, keywords = {complex agroforestry system, ; non-timber forest product, ; economic modeling, ; {H}evea brasiliensis , ; {P}arkia speciosa , ; {S}umatra, ; {I}ndonesia ; {SUMATRA} ; {INDONESIE}}, booktitle = {{S}pecial issue : {R}ubber {A}groforests in {S}umatra, {I}ndonesia}, journal = {{F}orest, {T}rees and {L}ivelihood}, volume = {20}, numero = {1}, pages = {69--84}, ISSN = {1472-8028}, year = {2011}, DOI = {10.1080/14728028.2011.9756698}, URL = {https://www.documentation.ird.fr/hor/fdi:010058465}, }