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CLRDV

Auburn University research team tackles devastating cotton virus

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Since a potentially devastating cotton virus was first detected in Alabama fields in 2017, a group of Auburn University researchers and Alabama Extension specialists have been working to learn everything they can about it so farmers can minimize their risks. The team has worked so diligently, in fact, that Auburn has been designated as a U.S. Department of Agriculture Center ... Read More »

In Georgia, CLRDV Spreads As Research Continues

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• By Amanda Huber, Southeast Editor • Since the cotton leaf roll dwarf virus first appeared in Alabama in 2017, it has spread to all Southern U.S. cotton states. University of Georgia cotton virologist Sudeep Bag says that based on observations from UGA researchers and Extension, CLRDV is present in every county across the cotton-growing region in Georgia. Further, researchers ... Read More »

CLRDV found early in Alabama sentry cotton plots

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Alabama Cooperative Extension System scientists have confirmed the presence of cotton leafroll dwarf virus in Alabama cotton. This confirmation comes one month earlier than it did in 2019 and that concerns them. “Typically, the earlier disease onset occurs, the greater the associated yield loss,” said Austin Hagan, an Alabama Extension plant pathologist. “We found CLRDV-AL in sentinel plots during the ... Read More »

5 things to know about cotton leafroll dwarf virus

CLRDV symptoms

Pathologists with Mississippi State University will be monitoring a relatively new plant disease in state cotton fields once the growing season is in full swing. Cotton leafroll dwarf virus, or CLRDV, was first reported in Alabama in 2017. It is closely related to a cotton virus known to occur in South America. Historically, that virus has caused up to 80% ... Read More »

CLRDV will be a factor in 2020 cotton production

clrdv

Cotton leaf roll dwarf virus is now considered part of the environment, according to Alabama Extension specialists and Auburn University researchers. The same disease that was first recognized in 2017, damaged fields near the Gulf Coast in late 2018 and was widely detected throughout the state in 2019 will likely impact cotton crops in 2020. Most researchers agree: The symptoms ... Read More »