Ash dieback is a severe disease that has substantially threatened European ash populations, particularly Fraxinus excelsior. The disease is caused by the invasive ascomycete fungus Hymenoscyphus ...
It would cost up to $4 million to cut down Milbank’s ash trees, after state and city officials detected a beetle last summer ...
This once popular shade tree has become a bane to city streets because of one small beetle - the emerald ash borer. After Dutch elm disease so heavily impacted American elms in the 1950s and 60s, many ...
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