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29 Αυγ 2024 · Beech Leaf Disease (BLD) poses a substantial threat to beech trees in the eastern United States, affecting all types of beech trees, including our native beech, Fagus grandifolia, and European beech trees, Fagus sylvatica.
6 Μαρ 2024 · This article discusses the cause of beech leaf disease (BLD), the lifecycle of this nematode (Litylenchus crenatae ssp. mccannii), the symptoms of BLD, and treatments. American beech that are impacted by beech leaf disease in central Pennsylvania.
30 Ιουλ 2024 · Beech trees make up about 9% of Pennsylvania's forests, according to the PA DCNR Bureau of Forestry. Before BLD, their biggest threat was beech bark disease, a disease caused when certain scale insects feed on American beech bark, leaving wounds that are then infected by a fungus.
29 Οκτ 2024 · The native Pennsylvania trees are being attacked by two separate diseases — beech bark disease, which moves very slowly, and beech leaf disease, which is rapidly deteriorating the trees’ population. The former is caused by a fungus and makes the trees’ smooth, almost-gray bark flakey.
18 Μαρ 2022 · Beech leaf disease is a newly discovered, lethal sickness affecting beech trees. The symptoms of the disease often present as dark green bands between the veins of the tree’s lower leaves -- eventually spreading throughout the tree.
23 Ιουν 2023 · The arboreal ailment—beech leaf disease—currently has no known treatment or cure, putting large swaths of trees or even entire forests in jeopardy. But researchers in Penn State's College...
22 Ιουν 2023 · To help better understand the disease, the researchers are currently examining how beech leaf disease is affecting trees in Pennsylvania’s Allegheny National Forest. In collaboration with the U.S. Forest Service, they identified 50 sites within the forest that contained beech trees.
