apple canker

a disease of apple trees
Syn: ↑apple blight
Hypernyms: ↑blight

* * *

: any of several diseases of the apple tree that produce cankers (as bark canker, bitter rot, black rot, blister canker, European canker, fire blight, or perennial canker)

Useful english dictionary. 2012.

Look at other dictionaries:

  • Canker — and anthracnose are general terms for a large number of different plant diseases, characterised by broadly similar symptoms including the appearance of small areas of dead tissue, which grow slowly, often over a period of years. Some are of only… …   Wikipedia

  • apple tree canker — noun : apple canker …   Useful english dictionary

  • apple blight — noun a disease of apple trees • Syn: ↑apple canker • Hypernyms: ↑blight * * * noun 1. : any of various plant lice attacking the apple; especially : woolly apple aphid …   Useful english dictionary

  • canker — n 1. lesion, chancre, chancroid, soft chancre, simple chancre; abscess, ulcer, ulceration, noma, fester, festering, gathering, gumboil, parulis, tubercle, Obs. apostem or aposteme or apostume or aposthume, Obs. apostemation, Archaic. impostume;… …   A Note on the Style of the synonym finder

  • apple pox — noun : blister canker …   Useful english dictionary

  • blister canker — noun : a disease of the apple tree caused by an ascomycetous fungus (Nummularia discreta) producing roughened and blackened cankers on the trunk and larger limbs called also apple pox …   Useful english dictionary

  • european canker — noun Usage: usually capitalized E 1. : a disease of the apple, pear, and other fruit and shade trees caused by a fungus (Nectria galligena) producing cankers on the trunks and branches characterized by concentric rings of callus 2. : a disease of …   Useful english dictionary

  • Nectria — Perithecia of an unidentified Nectria species Scientific classification Kingdom: Fungi …   Wikipedia

  • 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

  • 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

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