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Early Dates for New World Crops

Caption: Dark brown squash seeds (C. moschata). This image relates to an article that appeared in the June 29, 2007, issue of the journal Science, published by AAAS. The study, by Dr. Tom Dillehay and colleagues at Vanderbilt University in Nashville, Tenn., was titled "Preceramic Adoption of Peanut, Squash, and Cotton in Northern Peru."

Credit: Image courtesy of Tom D. Dillehay

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