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Maple bark disease, or maple bark stripper’s disease, is an uncommon condition caused by exposure to the spores of C. corticale. [5] The spores are hyper-allergenic and cause a hypersensitivity pneumonitis. [6] [7] The disease has been found among workers in the paper industry employed to debark, cut and chip maple logs. The symptoms include ...
The reason it happens is because bark is a dead tissue that can’t expand as a tree’s trunk grows larger. All it can do is pop off in pieces and fall to the ground.
When pruning older trees, prune out dead, weak, diseased and insect-infested branches and also remove low, broken and crossing branches. [19] The quality of pruning has significant effect on the infection by fungal pathogens, which can consequently cause stem disease. [20] Pamphlet entitled; How to prune trees, an example of a pruning resource.
Maple decline is a term describing loss of vigor and dieback in forests or urban plantings of maple trees. It is not a disease or a syndrome, nor is it contagious or endemic. Instead, it is a generalized set of symptoms that may be applied to any species of tree suffering a wide range of different stressors.
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Frost crack or Southwest canker [1] is a form of tree bark damage sometimes found on thin barked trees, visible as vertical fractures on the southerly facing surfaces of tree trunks. Frost crack is distinct from sun scald and sun crack and physically differs from normal rough-bark characteristics as seen in mature oaks , pines , poplars and ...
Linda Runyon, author of books on wilderness living, recounts her experience of the effect of cold on maple trees as follows: I was relaxing in front of a fire in the crispness of early morning when Crack! A sound like an explosion came from behind me in the woods. I scanned the trees and saw that a maple tree had "exploded".
Symptoms of seasonal depression According to Cleveland Clinic, those affected by SAD may undergo mood changes and symptoms of depression, including: Sadness or feeling depressed