Plant Disease Diagnostics Clinic | University of Wisconsin ...

These invasive ambrosia beetles are generalist woodborers, attacking a wide range of tree and shrub species including beech, black walnut, dogwood, elm, maple, and oak. ... a mycoparasitic fungus that attacks the beetle’s symbiotic fungus, which is the beetle’s sole food source. ... on top in a hardwood stand in Ithaca, NY that the beetles ... ................
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