root rot


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Related to root rot: Armillaria root rot

root rot

n.
Any of several plant diseases caused by oomycetes or fungi and characterized by rotting of the roots and often by yellowing or wilting of the leaves.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.root rot - disease characterized by root decay; caused by various fungi
plant disease - a disease that affects plants
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Identification and mapping bean root rot resistance in an 'Eagle x Puebla 152' population.
It may come as no surprise that the final player in the oak's demise is often a fungus, in this case Armillariella mellea, the cause of Armillaria root rot. Its omnipresence in the forest as mycelium, fruiting bodies, or spores ensures an eventual host.
The primocane has high disease resistance to root rot, wilt and powdery mildew, and crops well even on poorer ground.
But tests have shown that planting strawberries in these flexible tubes significantly reduced incidence of black root rot and increased yields 16- to 32-fold.
Field ratings were taken on 98041-13-2-2-2 in root rot nurseries for resistance to a mixture of F.
Much more vulnerable are trees that are suppressed beneath the main canopy; under stress from drought, late frost, or injury; or situated in areas commonly impacted by the two organism usually responsible for death after defoliation - shoestring root rot (Armillaria mellea) and the two-lined chestnut borer (Agrilus billineatus).
The trench will provide the drainage to prevent root rot and a sheltered spot means flowers can develop into beans rather than be blown away.
It is segregating for resistance to root-rotting strains (AG-2-2) of Rhizoctonia solani Kuhn and to the sugarbeet root aphid (Pemphigus betae Doane), has moderate resistance to Cercospora leaf spot (caused by Cercospora beticola Sacc.), Aphanomyces root rot (caused by Aphanomyces cochlioides Drechsl.), and Beet curly top virus.
Known as TARS-PT03-1, this line offers a new source of resistance to soilborne fungi that cause root rot, including Fusarium solani, Rhizoctonia solani, and Pythium species.