rhizoctonia

American  

[rahy-zok-toh-nee-uh] / ˌraɪ zɒkˈtoʊ ni ə /

noun

1. any of various soil-inhabiting fungi of the genus Rhizoctonia, some species of which are destructive to cultivated plants, causing damping off of seedlings, foliage blight, root and stem cankers, and rot of storage organs.

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Etymology

Origin of rhizoctonia

< New Latin (1815), equivalent to Greek rhizo- rhizo- + któn ( os ) murder (akin to kteínein to kill, slay) + New Latin -ia -ia; so called from its pathogenic activity

Example Sentences

Pathogens that cause disease can vary from the well-known Rhizoctonia, Pythiums and Thielaviopsis to the less familiar Rhizopus oryzae.

From Time Magazine Archive

The article described a fungus, Rhizoctonia leguminicola, which commonly grows on many species of legumes during the summer months in soggy climates.

From "Into the Wild" by Jon Krakauer

This Rhizoctonia is a mere spawn or mycelium, a mass of rusty-brown material like a thick coating of spider's web of a red tint.

From The Culture of Vegetables and Flowers From Seeds and Roots 16th Edition by Sutton and Sons

It is believed by some persons that one stage of this disease is identical with the disease named 'Tacon' by the French, and in this country known as 'Copper Web,' Rhizoctonia crocorum.

From The Culture of Vegetables and Flowers From Seeds and Roots 16th Edition by Sutton and Sons

In some cases the flesh turns watery and soft, grey, almost glass-like, starting at the haulm end, and this may be owing to the invasion of Rhizoctonia.

From Disease in Plants by Ward, H. Marshall