In a village outside of Jenin, in the West Bank, Palestinian farmers harvest wheat early and burn the husks to yield the smoky, nutty grain known as freekeh. Daniella Cheslow for NPR hide caption

toggle caption Daniella Cheslow for NPR

A test field of sorghum outside Manhattan, Kan., planted by Kansas State University. Dan Charles/NPR hide caption

toggle caption Dan Charles/NPR

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