Plant Viruses Online   

Descriptions and Lists from the VIDE Database

Chicory yellow blotch (?) carlavirus

Index

• Nomenclature
• Host range, transmission and symptoms
• Physical and biochemical properties
• Taxonomy and relationships
• Comments and References

Data collated by A.A. Brunt, 1991.

Nomenclature

Synonyms

chicory yellows virus, chicory blotch virus.

Acronym

ChYBV

ICTV decimal code

14.0.T.1.009

Host range and symptoms

Natural host range and symptoms

Symptoms persist.
• Cichorium intybus - vein-clearing, yellow flecks, necrosis and leaf distortion.

Transmission

Virus transmitted by mechanical inoculation.

Geographical distribution

Found, but with no evidence of spread, in Czechoslovakia.

Experimental host range

Few (<3) families susceptible.

Diagnostically susceptible host species and symptoms

• Beta vulgaris, Chenopodium giganteum, C. quinoa, Gomphrena globosa - local lesions; no systemic infection.
• Cichorium intybus - conspicuous leaf chlorosis.

Diagnostically insusceptible host species

Amaranthus caudatus, Cucumis sativus.

Maintenance and propagation hosts

Cichorium intybus.

Assay hosts (Local lesions or Whole plants)

Chenopodium giganteum (L), C. quinoa (L).

Susceptible host species

• Beta vulgaris
• Chenopodium giganteum
• Chenopodium quinoa
• Cichorium intybus
• Gomphrena globosa

Insusceptible host species

• Amaranthus caudatus
• Cucumis sativus

Families containing susceptible hosts

• Amaranthaceae (1/2)
• Chenopodiaceae (3/3)
• Compositae (1/1)

Families containing insusceptible hosts

• Amaranthaceae (1/2)
• Cucurbitaceae (1/1)

Physical and biochemical properties

Properties of particles in sap

TIP: 70 °C. LIV: 1 days (at 18-22ºC).

Particle morphology

Virions filamentous; not enveloped; usually straight; with a clear modal length; of 657 nm; 11 nm wide. Axial canal obscure.

Taxonomy and relationships

Possible Carlavirus

Comments and References

References

• Brcak, J. (1960). Biol. Pl.. Acad. Sci. bohemsl. 2: 244.
• Brcak, J. (1961). Biol. Pl.. Acad. Sci. bohemsl. 3: 215.
• Brcak, J. and Cech, M. (1962). Phytopath. Z. 45: 335.
• Kvicala, A. (1956). Sbornik CSAZV (Rost. vyr.) 29: 617.

Cite this publication as: Brunt, A.A., Crabtree, K., Dallwitz, M.J., Gibbs, A.J., Watson, L. and Zurcher, E.J. (eds.) (1996 onwards). `Plant Viruses Online: Descriptions and Lists from the VIDE Database. Version: 20^th August 1996.' URL http://biology.anu.edu.au/Groups/MES/vide/

Dallwitz (1980) and Dallwitz, Paine and Zurcher (1993) should also be cited.