Scientists from Israel, Germany, the USA and UK have genetically sequenced 6000-year-old barley seeds discovered in the Yoram cave in Israel’s Judean Desert. The DNA-analysis will provide essential information as to the origin, domestication and spread of crop plants.
http://www.timesofisrael.com/6-millennia-old-but-almost-fresh-masada-seeds-unravel-barleys-origins/