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Fijivirus Southern rice black streaked dwarf virus
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New rice virus spreading in China

IDENTITY

Name: Fijivirus Southern rice black streaked dwarf virus

Taxonomic Position:

Reoviridae

Common Names:

SRBSDV

Significance:

Discovered in 2005, a new virus has been found to be spreading in the southern provinces of China and the northern provinces of Vietnam. Tentatively named Southern rice black-streaked dwarf virus (SRBSDV), the virus has caused severe damage in some areas to rice and maize. Vectored by the white-backed planthopper, symptoms include stunting, dark leaf and small enations on stem and leaf backs.

Hosts:

Rice (Oryza sativa), corn (Zea mays), barnyard grass (Echinochloa crusgalli), Juncellus serotinus and flaccidgrass (Pennisetum flaccidum)

Vector(s)/Dispersal:

White-backed planthoppers, Sogatella furcifera (Hemiptera: Delphacidae)



OTHER INFORMATION:

References:

Zhou, G. H., J. J. Wen, D. J. Cai, P. Li, D. L. Xu, and S. G. Zhang. 2008. Southern rice black-streaked dwarf virus: A new proposed Fijivirus species in the family Reoviridae. Chinese Science Bulletin 53(23):3677-3685.




Warning: The information in this alert has not been confirmed with the appropriate National Plant Protection Organization and is provided solely as an early warning. Please use the above information with caution.

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Prepared on: 07/29/2010
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