平特五不中

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Resurrecting the oldest grain

Published: 4 May 2006
OK, screw on your thinking caps, folks. What's at least 6,000 years old, can be popped like corn and is richer in protein than wheat, barley or rye? Need another hint? It was also mixed with animal blood to make religious figurines by 16th-century Latin Americans. Give up? I'm not telling.
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