However, almost all mature American elm trees have been killed in the last 50 years by Dutch elm disease, which is caused by a fungus, Ophiostoma novo-ulmi, introduced from Asia. Elm bark beetles ...

The technology used to scan the tree has previously been used by HES to create digital images of historic buildings Dutch Elm Disease is a fungal infection spread by tiny bark beetles. It can ...

Dutch Elm Disease is a fungal infection that affects Alberta elm trees and is spread by three types of beetles. The beetles ...

The province explains that the beetles are attracted to freshly cut elm trees and that the risk of infection increases as the beetles become more active in warmer weather. More on Canada Video ...

“Removing Dead Trees Helps Fight Elm Disease,” by Jerry Huddleston (July 25, 1960) In hundreds of university laboratories botanists are seeking cures for the beetle-borne fungus which ...