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CLRDV

Cotton Leafroll Dwarf Virus Knowledge Base Grows

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• By Amanda Huber, Southeast Editor • The list of weeds found to be overwintering hosts for cotton leafroll dwarf virus continues to increase based on research findings. Both weeds and cotton stalks left in the field can act as a green bridge over the winter and a well of inoculum for the onset of disease the next season. Despite ... Read More »

Auburn University row crop specialists share expertise virtually

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Scientists in Auburn University’s College of Agriculture and the Alabama Cooperative Extension System are world renown for their expertise in Southern row crop production, and they continue to share that expertise even during a pandemic. These researchers and specialists, along with others from throughout the nation, usually present their findings from the most recent production season during the annual Alabama ... Read More »

Alabama row crops short course moves online

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Preparations for the upcoming growing season will not need to be put on hold during the pandemic. The Alabama Cooperative Extension System and the Auburn University College of Agriculture’s department of crop, soil and environmental sciences are partnering to bring the annual row crops short course to producers everywhere—on their own time. Available Dec. 14, the topics run the gamut ... Read More »

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

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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 »