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Apple chlorotic leafspot virus

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Group
  
Group IV ((+)ssRNA)

Family
  
Betaflexiviridae

Higher classification
  
Trichovirus

Order
  
Tymovirales

Genus
  
Trichovirus

Rank
  
Species

Apple chlorotic leafspot virus Show DPV Figure

Scientific name
  
Apple chlorotic leafspot virus

Similar
  
Prunus necrotic ringspot v, Apple mosaic virus, Prune dwarf virus, Cherry leaf roll virus, Tomato ringspot virus

Apple chlorotic leafspot virus (ACLSV) is a plant pathogenic virus of the family Betaflexiviridae.

Damages:

  • Reduces tree vigor (50% on pear)
  • Reduces yield (40% on pear)
  • Makes quality reduction on fruits (if symptomatic)

    • The pathogen:

  • It is a trichovirus with filamentous particles
  • It has no natural vectors and it is easily transmitted mechanically to herbaceous hosts

    • Apple chlorotic leafspot virus httpsuploadwikimediaorgwikipediacommons00

    Transmission:

  • It is only transmitted by grafting:
  • Using infected clonal rootstocks
  • Top-working existing trees with infected scion cultivars
  • Using infected trees as a source of propagation materials

    • Apple chlorotic leafspot virus FileApple chlorotic leafspot virus 198JPG Wikimedia Commons
    Apple chlorotic leafspot virus FileApple chlorotic leafspot virus207JPG Wikimedia Commons

    Apple chlorotic leafspot virus FileApple chlorotic leafspot virus 209JPG Wikimedia Commons

    Apple chlorotic leafspot virus IAM Plant Pathogen Pages

    References

    Apple chlorotic leafspot virus Wikipedia
    (Text) CC BY-SA