what is a ringspot virus?

Question

what is a ringspot virus? what is its appearance/ definition?

Answer 1

Plant pathologist Robert Martin grafts a strawberry plant to an indicator plant to determine whether any viruses are present. Click the image for more information about it.


Above, leaves and stems of a strawberry plant infected by five viruses including strawberry latent ringspot. Below, a mint plant—sold widely as an ornamental—infected by the ringspot virus and two others.


Strawberry Latent Ringspot Virus Found in North America
By David Elstein
February 18, 2005
Strawberry latent ringspot virus, a problem for the past 30 to 40 years in Europe, has just been discovered in North America by Agricultural Research Service (ARS) scientists and cooperators.

Scientists with ARS, Oregon State University, and Elmhirst Diagnostics and Research of British Columbia found the virus on 17 percent of the California strawberry samples and on four percent of British Columbia strawberries. The virus was also found in a variegated mint.

The virus, which can dramatically decrease yields, is spread by nematodes, so the scientists were surprised to find the virus in California strawberries, as most are planted in pre-fumigated soil.

Plant pathologist Robert R. Martin of the ARS Horticultural Crops Research Unit in Corvallis, Ore., is leading the agency's efforts in studying and preventing the virus.

The group discovered the virus by doing a...............................

Answer 2

all I can think of is.. ringworm.. it is a bacterial infection that affects the surface of the skin by showing as expanding colored (typically red) rings.. I had it as a kid from innocently playing with an affected dog.. antibiotics eventually cured the rings on my arms and legs..
sorry, I don't know of any viral form :)

Answer 3

scabies - red bumps under the skin in the shape of a ring.