witches'broom of potato

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• witches'-broom — /wich iz broohm , broom /, n. Plant Pathol. an abnormal, brushlike growth of small thin branches on woody plants, caused esp. by fungi, viruses, and mistletoes. [1865 70] * * * ▪ plant disease  symptom of plant disease that occurs as an abnormal… …   Universalium

• “ВЕДЬМИНЫ МЕТЛЫ” КАРТОФЕЛЯ; МЕТЕЛЬЧАТОСТЬ КАРТОФЕЛЯ — англ.witches broom of potato нем.Hexenbesenkrankheit, Kartoffel франц.balai de sorcière de la pomme de terre возбудитель:Chlorogenus solani Holmes; Leptomotropus solanacearum Ryzhkov; Solanum virus 15 (Hungerford et Dana) Smith см …   Фитопатологический словарь-справочник

• plant disease — ▪ plant pathology Introduction       an impairment of the normal state of a plant that interrupts or modifies its vital functions.       All species of plants, wild and cultivated alike, are subject to disease. Although each species is… …   Universalium

• Phytoplasma — Phyllody induced by phytoplasma infection on a coneflower (Echinacea purpurea). Scientific classification Division …   Wikipedia

• malformation — /mal fawr may sheuhn, feuhr /, n. faulty or anomalous formation or structure, esp. in a living body: malformation of the teeth. [1790 1800; MAL + FORMATION] * * * ▪ biology Introduction       in biology, irregular or abnormal structural… …   Universalium

• Plant disease symptoms — ▪ Table Plant disease symptoms description and causes examples prenecrotic symptom expression that precedes the death of cells or the disintegration of tissues water soaking a water soaked, translucent condition of tissues caused by water moving… …   Universalium

• Common brown leafhopper — Scientific classification Kingdom: Animalia Phylum …   Wikipedia

• Phytoplasma — Candidatus “Phytoplasma” Systematik Abteilung: Firmicutes Klasse: Mollicutes Ordnung: Acholeplasmatales Familie: Acholeplasmat …   Deutsch Wikipedia

• Ecuador — Ecuadoran, Ecuadorean, Ecuadorian, adj., n. /ek weuh dawr /, n. a republic in NW South America. 11,690,535; 109,483 sq. mi. (283,561 sq. km). Cap.: Quito. * * * Ecuador Introduction Ecuador Background: The Republic of the Equator was one of three …   Universalium