As agriculture emerged in early civilizations, crops were domesticated in four locations around the world—rice in China; grains and pulses in the Middle East; maize, beans and squash in Mesoamerica; and potatoes and quinoa in the Andes. Now, an international team of researchers have confirmed a fifth domestication area in southwestern Amazonia where manioc, squash and other edibles became garden plants during the early Holocene, starting over 10,000 years ago.
Click here for original story, Amazonian crops domesticated 10,000 years ago
Source: Phys.org