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| | American Journal of Economics and Sociology, The: The domestication of the rubber tree: economic and sociological ... (Site not responding. Last check: 2007-09-10) |
 | | Almost all of the extensive rubber plantations of the former British and Dutch colonies in Ceylon and southeast Asia and smaller plantations in sundry parts of Africa and elsewhere are based on this one species (2, 7, 8, 19). |
 | | HEVEA BRASILIENSIS, native to the Amazon region south of the Amazon River, belongs to the Spurge Family; there are nine other species of Hevea. |
 | | The seeds of Hevea are toxic, containing a cyanide, but when soaked in water and boiled, this poison is leached out, and the seed can be employed as a food (11). |
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