Oranges ripen in a Plant City, Fla., grove on Wednesday. Growers in Florida, Texas and California are worried about citrus greening, a disease that makes the fruit bitter and unmarketable.
December 13, 2013 The agency is launching a new coordinated research effort to stop citrus greening, a disease imported from Asia that turns fruit bitter and unmarketable. It first turned up in Florida eight years. Now, it threatens to destroy the nation's citrus industry.
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