This is the first known instance where a virus disease has caused a fatal epidemic among trees. The outbreak appears to be even more serious than that of the so-called Dutch elm disease which has ...

Dutch elm disease (DED) is a devastating fungal disease caused by the pathogen Ophiostoma novo-ulmi, which has significantly impacted elm populations, particularly in North America and Europe.

If you see symptoms of DED, call 311. City of Edmonton arborists are working swiftly to remove a fifth tree found infected ...

FARGO, N.D. (Valley News Live) - In an effort to manage the spread of Dutch elm disease, the Fargo Forestry Department will begin inspecting firewood at homes around the city on Wednesday ...

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It was a disease that decimated towering trees across the country. In the 1970s, an outbreak of Dutch elm disease led to the loss of 90pc of elm trees, with 25 million falling victim to the ...