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Wounds where large avocado limbs were pruned have been colonized by an unknown heart rot decay fungus.

Heart rot wood decay in avocado tree trunk. Wounds where large limbs were pruned colonized by unknown heart rot decay fungi. Wolfskill, Yolo Co. Credit: David Rosen — Wounds where large avocado limbs were pruned have been colonized by an unknown heart rot decay fungus. Credit: David Rosen

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