beech bark disease


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beech bark disease

[bēch ‚bärk di′zēz]
(plant pathology)
A disease of beech caused by the beech scale (Cryptococcus fagi) and a fungus (Nectria coccinea faginata) acting together; bark is destroyed, foliage wilts, and the tree eventually dies.
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In North America, health and growth of American beech (Fagus grandifolia Ehrhart; Fagales: Fagaceae) have been degraded seriously by beech bark disease caused by the fungus Neonectria faginata (Lohman et al.
Recommendations for managing beech forests for beech bark disease (scale and fungus disease complex) include discriminating against beech trees with rough bark and promoting the vigor of smooth bark trees (Heyd, 2005).
Some of her recent research includes new methods of surveying and containing the emerald ash borer, and the spread and impact of beech bark disease.
Beech bark disease, sudden oak death and gypsy moth outbreaks have also been linked to firewood.
Beech bark disease (Nectria coccinea) and beech bark scale (Cryptococcus fagisuga) were first recorded on American beech in Canada in 1890.
The most notorious example is Beech Bark Disease, which has affected American beech trees in the northeastern United States (Ehrlich 1934; Houston et al.
Beech bark disease, which involves a European insect working with fungi, was first spotted in the state's Eastern Panhandle in 1981.
Michigan Beech Bark Disease Monitoring and Impact Analysis System.
Several pathogens are likely to increase tree mortality in the future: dogwood anthracnose was first reported in the region in 1988, and beech bark disease was first reported in the Great Smoky Mountains National Park in 1993; the European gypsy moth and hemlock woolly adelgid have not yet arrived in my study areas (SAMAB 1996).
American beech (Fagus grandifolia Ehrhart) in North America are in a highly degraded state in much of the northeastern United States and eastern Canada due to beech bark disease, which is caused by an invasive scale, Cryptococcus fagisuga Lindinger (Hemiptera: Eriococcidae), and 2 fungal plant pathogens, i.
This includes beech bark disease (BBD), a disease complex consisting of an introduced scale insect [Cryptococcus fagisuga (Lind.
However, if you notice oozing form the trunk, it is possible that the tree may have beech bark disease.