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Kate Sarther Gann
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Tracking Maize in the Southwest over 4,100 Years
Tracking Maize in the Southwest over 4,100 Years After it was first domesticated from the wild teosinte grass in southern Mexico, maize, or corn, took both a high road and later on a coastal low road as it moved into what is now the U.S. Southwest. The study, reported in the journal Nature Plants (o...