brown root rot


brown root rot
noun
1. : a disease that most frequently affects plants of the pea, potato, and cucumber families, is caused by a fungus (Thielavia basicola), and is characterized by brown to blackish discoloration of the roots and stem base accompanied by decay of these parts
2. : a disease of tobacco and other plants comparable to brown root rot of fungus origin and believed to be caused by attack of meadow nematodes

Useful english dictionary. 2012.

Look at other dictionaries:

  • brown root rot fungus — noun fungus causing brown root rot in plants of the pea and potato and cucumber families • Syn: ↑Thielavia basicola • Hypernyms: ↑fungus • Member Holonyms: ↑Thielavia, ↑genus Thielavia …   Useful english dictionary

  • black root rot — noun : any of several diseases of plants marked by dark often confluent lesions of the root and sometimes the crown often involving the whole cortex: as a. : a disease of apples caused by a fungus (Xylaria mali) b. : a disease of tobacco and… …   Useful english dictionary

  • black root rot — Plant Pathol. 1. any of several diseases of plants characterized by black or brown lesions on the root. 2. a common disease of the apple caused by the fungus Xylaria mali. 3. a disease of tobacco caused by the fungus Thielaviopsis basicola and… …   Universalium

  • Common root rot (barley) — Common root rot is a fungal disease of barley caused by Cochliobolus sativus, Fusarium culmorum and F. graminearum.[1][2] Contents 1 Symptoms 2 Disease c …   Wikipedia

  • Common root rot (wheat) — Common root rot is a disease of wheat caused by one or more fungi. Cochliobolus sativus , Fusarium culmorum and F. graminearum are the most common pathogens responsible for common root rot.[1] Symptoms Small, oval, brown lesions on the roots,… …   Wikipedia

  • red-brown butt rot — noun : a destructive butt and root rot of various conifers caused by a pore fungus (Polyporus schweinitzii) …   Useful english dictionary

  • Rhizopus soft rot of sweetpotato — Rhizopus soft rot is a disease of the sweet potato.Sweetpotatoes are susceptible to a number of diseases during the postharvest storage period and during shipping. [Harter, L.L., Weimer, J.L, and Adams, J.M.R. 1918. Sweet potato storage rots.… …   Wikipedia

  • heart rot — ▪ plant pathology       widespread disease of trees, root crops, and celery. Most trees are susceptible to heart rotting fungi that produce a discoloured, lightweight, soft, spongy, stringy, crumbly, or powdery heart decay. Conks or mushrooms… …   Universalium

  • Thielavia — noun genus of fungi having spherical brown perithecia and some conidia borne in chains; cause root rot • Syn: ↑genus Thielavia • Hypernyms: ↑fungus genus • Member Holonyms: ↑Aspergillaceae, ↑family Aspergillaceae …   Useful english dictionary

  • genus Thielavia — noun genus of fungi having spherical brown perithecia and some conidia borne in chains; cause root rot • Syn: ↑Thielavia • Hypernyms: ↑fungus genus • Member Holonyms: ↑Aspergillaceae, ↑family Aspergillaceae …   Useful english dictionary