and the trees are better-known for having been decimated by Dutch elm disease, a fungal infection spread by elm bark beetles. (For quick identification of four elm species by their samara ...

The annual provincial elm tree pruning ban is around the corner. The ban runs from Apr. 1 to Aug. 31 each year to help stop the spread of Dutch Elm Disease (DED), a fatal tree disease caused by a ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, according to a recent study from the University of Eastern Finland published in Trees ...

The annual ban on elm tree pruning takes effect on April 1 across Saskatchewan. The ban, which runs until August 31, is a ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study from the University of Eastern Finland shows. Led by Dr Samuli Junttila ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study shows. Bark beetle-infested spruce trees begin to dry out already ...