Manioc among the Maya
(About.com) A recent study at the Maya site of Cerén, in El Salvador, has identified well-preserved evidence of a ridged agricultural field where about 600 AD, the inhabitants grew manioc, an important root crop first domesticated in South America by at lea
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updated 979 (Archaeology), inserted 10, updated 0, at 2012-05-31 11:16:13