Potato virus S
Family : Betaflexiviridae
Genus : Carlavirus
Acronym : PVS
Introduction
Potato virus S (PVS) is a plant pathogenic virus usually affects only potato plants.
Major Diseases
Yield decrease Disease
Geographical Distribution
Wide spread in potato growing regions in India.
Particle Morphology
A virus with straight to slightly curved filamentous particles 650 x 12 nm.
Transmission Method
Transmitted by a vector; an insect; Myzus persicae in a non-persistent manner. Virus transmitted by mechanical inoculation.
Detection
ELISA and RT-PCR.
Host Range and Symptomatology
| Host | Symptoms |
| Solanum tuberosum (Potato) | Symptom-less on majority of the cultivars with occasional mild leaf symptoms of rugosity,vein deepening and leaf bronzing. |
References
| 1 | Garg, I. D. ; Vinayak Hegde, Biological characterization, preservation and ultrastructural studies of Andean strain of potato virus S.. 2000, Indian Phytopathology, 53, 3, pp 256-260. |
| 2 | Raizada, R. K. ; Srivastava, K. M. ; Singh, B. P., Characterization of a virus causing mosaic disease in Petunia hybrida.. 1984, International Journal of Tropical Plant Diseases, 2, 2, pp 105-116. |
| 3 | Shiv Kumar ; Sarjeet Singh ; Chaubey, I. P. ; Jeswani, M. D. ; Khanna, R. N. ; Rai, R. P. ; Sharma, J. ; Garg, V. K. ; Ravichandran, G. ; Shatrughna Singh ; Bhardwaj, V. P., Impact of ELISA testing on health improvement of nucleus seed potato.. 2000, 2, pp 426-429. |
| 4 | Singh, M. N. ; Khurana, S. M. P., An aphid transmissible strain of potato virus S.. 1986, Indian Journal of Virology, 2, 2, pp 136-144. |