butt rot


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butt rot

[′bət ‚rät]
(plant pathology)
A fungus decay of the base of a tree trunk caused by polypores (such as Fomea species).
References in periodicals archive ?
If the rot/cavity is large, try another cut about 16 inches (firewood length) higher (butt rot often decreases as you go higher in the tree).
GREY mould is probably causing butt rot. It usually happens when the plants have had some kind of growth check during their development and the plants have become susceptible to infection, which gets right into the heart of the plant.
Heterobasidion annosum root and butt rot of Norway spruce, Picea abies: colonization by the fungus and its impact on tree growth.
nov., a new coelomycete associated with butt rot of Picea abies in Switzerland.
In the forest, root and butt rot fungi are among the most common causes of tree disease, especially among large, mature trees.
Root and butt rot pose a particular problem in urban forests.
If there is a softwood tree-length of 16 m long with 1 m deep butt rot, it should be bucked into 2-m-long firewood and 6-m and 8-m processing logs.
This fungus has been isolated from Douglas-fir, spruces, and frequently from stumps, trunk, or butt rots or from products exposed to continuous wetting.