ADVANCE FOR USE SUNDAY, NOV. 18, 2012 AND THEREAFTER - In this Monday, Oct. 1, 2012 photo, Farming Director Sam Brake is dwarfed by a stand of Arundo donax in a test plot at the Biofuels Center for North Carolina in Oxford. The center is promoting Arundo, a known invasive that is already banned in at least three states. (AP Photo/Allen Breed)
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