Article
High-precision chronology for Central American maize diversification from El Gigante rockshelter, Honduras.
Proceedings of the National Academy of Sciences of the United States of America - 22 Aug 2017
Kennett Douglas J, Thakar Heather B, VanDerwarker Amber M, Webster David L, Culleton Brendan J, Harper Thomas K, Kistler Logan, Scheffler Timothy E, Hirth Kenneth
Abstract excerpt
The first steps toward maize (Zea mays subspecies mays) domestication occurred in the Balsas region of Mexico by ∼9,000 calendar years B.P. (cal B.P.), but it remains unclear when maize was productive enough to be a staple grain in the Americas. Molecular and microbotanical data provide a partial picture of the timing and nature of morphological change, with genetic data indicating that alleles for some...
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