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In this April 2016 photo provided by the United States Department of Agriculture, detector canine "Bello" works in a citrus orchard in Texas, searching for citrus greening disease, a bacteria that is spread by a tiny insect that feeds on citrus trees. (Gavin Poole/USDA via AP)

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Dog detectives might be able to help save ailing citrus groves, research published Monday suggests.

By CHRISTINA LARSON, Associated Press February 5, 2020