Barley grass, grown from seed to feed size in six days using a fraction of the water needed, at the Fodder Solutions exhibit at the 47th Annual World Ag Expo in Tulare, California, February 13, 2014. ... more 
Barley grass, grown from seed to feed size in six days using a fraction of the water needed, at the Fodder Solutions exhibit at the 47th Annual World Ag Expo in Tulare, California, February 13, 2014. The expo takes place as a third year of drought plagues California farmers with the driest year on record and prompting California Governor Jerry Brown to declare a state wide drought emergency. REUTERS/David McNew (UNITED STATES - Tags: ENVIRONMENT AGRICULTURE BUSINESS) less 
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Reuters | Photo By DAVID MCNEW / REUTERS
Thu, Feb 13, 2014 11:33 PM EST