- Dec 13, 2013
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First use of grain agriculture in Southwest Asia is now from 21000 BC with the full suite of field cultivation, controlled use of plant species, tools and artifacts, and habitation structures.
http://www.sciencedaily.com/releases/2015/07/150722144709.htm
http://www.sciencedaily.com/releases/2015/07/150722144709.htm