Researchers identify plant cultivation in a 23,000-year-old site(eurekalert.org)
eurekalert.org
Researchers identify plant cultivation in a 23,000-year-old site
http://www.eurekalert.org/pub_releases/2015-07/bu-rip072215.php
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http://www.eurekalert.org/pub_releases/2015-07/bu-rip072215.php
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