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Bark shelling (peeling and cracking) on the rootstock of a citrus tree infected with Citrus exocortis viroid. A cluster of mushrooms emerging from soil near a tree trunk.

Bark shelling (peeling and cracking) on the rootstock of a citrus tree infected. A cluster of mushrooms emerging from soil near a tree trunk. UCR, Riverside Co. Credit: David Rosen — Credit: David Rosen

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