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Sclerotium
 
 
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A sclerotium (plural sclerotia) is a compact mass of hardened mycelium
Mycelium

Mycelium is the Vegetative reproduction part of a fungus, consisting of a mass of branching, thread-like hyphae. The mass of hyphae is sometimes called shiro, especially within the Fairy rings fungi....
  stored with reserve food material that, in some higher fungi such as ergot
Ergot

Ergot refers to a group of fungus of the genus Claviceps . The most prominent member of this group is Claviceps purpurea. This fungus grows on rye and related plants, and can cause ergotism in humans and other mammals consuming seeds contaminated with the fruiting structure of this fungus, called an ergot sclerotium....
, becomes detached and remains dormant until a favorable opportunity for growth occurs. Other fungi that produce sclerotia are prominent pathogens for Canola crops.






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Ergot01
A sclerotium (plural sclerotia) is a compact mass of hardened mycelium
Mycelium

Mycelium is the Vegetative reproduction part of a fungus, consisting of a mass of branching, thread-like hyphae. The mass of hyphae is sometimes called shiro, especially within the Fairy rings fungi....
  stored with reserve food material that, in some higher fungi such as ergot
Ergot

Ergot refers to a group of fungus of the genus Claviceps . The most prominent member of this group is Claviceps purpurea. This fungus grows on rye and related plants, and can cause ergotism in humans and other mammals consuming seeds contaminated with the fruiting structure of this fungus, called an ergot sclerotium....
, becomes detached and remains dormant until a favorable opportunity for growth occurs. Other fungi that produce sclerotia are prominent pathogens for Canola crops. This and related fungi are generally controlled through the use of fungicides and crop rotation.

'Sclerotium' is also the name of a genus
Genus

A genus is a low-level taxonomic rank used in the classification of living and fossil organisms. The taxonomic ranks are domain , kingdom , phylum, class , order , family , genus, and species....
 of fungi which includes Sclerotium rolfsii
Sclerotium rolfsii

Sclerotium rolfsii is a club fungus that can cause a variety of diseases in plants, including wilt and Southern Blight. It was first described in 1892 by Peter Henry Rolfs in association with tomato blight in Florida....
, the causal organism of Southern Blight.