CLIVE SCHAUPMEYER / AGSTOCKUSA / SCIENCE PHOTO LIBRARY CLIVE SCHAUPMEYER / AGSTOCKUSA / SCIENCE PHOTO LIBRARY
Maturing 6-row barley heads (Hordeum vulgare) in a field. Thanks to its high protein content, barley is a major food for both animals and humans. Six row barley is used in the production of American and German beers. Photographed in Alberta, Canada.
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