Watermelon mosaic virus 2
Family : Potyviridae
Genus : Potyvirus
Acronym : WMV-2
Introduction
Watermelon mosaic virus 2 is pathogenic plant virus. It causes diseases of various cucurbits, and is also found in natural infections of several leguminous and malvaceous species. Widely distributed throughout the world.
Major Diseases
Mosaic disease
Geographical Distribution
Uttar Pradesh and West Bengal.
Particle Morphology
Flexuous filamentous particles of 730-765 nm.
Transmission Method
Transmitted by a vector; an insect; Myzus persicae, Aphis craccivora; Virus transmitted by mechanical inoculation; not transmitted by seed.
Detection
ELISA and RT-PCR.
Host Range and Symptomatology
| Host | Symptoms |
| Cucurbita pepo (pumpkin) | Vein clearing of leaves followed by systemic mosaic mottle. |
| Pisum sativum (pea) | Mosaic, mottling, leaf deformation. |
References
| 1 | Anil Kumar ; Thakur, P. D. ; Anil Handa, Serological detection of watermelon mosaic virus-2 (WMV-2) infecting cucumber in Himachal Pradesh.. 2015, International Journal of Farm Sciences, 5, 1, pp 104-109. |
| 2 | Singh, B. R. ; Gupta, S. P. ; Roy, P. S., Prevalence of viral diseases on pumpkin in Uttar Pradesh.. 1991, Indian Journal of Virology, 7, 2, pp 190-191. |