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241 results found for Plant Pests and Diseases

News from the College of Agricultural and Environmental Sciences

Pictured is what downy mildew disease looks like on a watermelon leaf. Downy mildew disease has been found in three southern Georgia counties so far this spring. CAES News
Downy Mildew
Georgia vegetable farmers should be on alert as downy mildew disease has been spotted in at least three southern Georgia counties this spring. Additional counties could follow as weather conditions remain favorable for the disease into early June, according to University of Georgia Cooperative Extension plant pathologist Bhabesh Dutta.
Abolfazl Hajihassani, the Extension vegetable nematologist on the UGA Tifton campus, recently conducted a survey to gauge the impact of nematodes in vegetable fields in south Georgia. CAES News
Nematode Impact
A recent University of Georgia Cooperative Extension survey of 431 Georgia vegetable fields found that more than 60% contained root-knot nematodes, tiny parasitic worms that feed on roots and destroy plants.
Scout schools will be offered at the UGA Tifton Campus Conference Center in Tifton, Georgia, as well as the Southeast Research and Education Center in Midville, Georgia. CAES News
Scout Schools
University of Georgia Cooperative Extension has scheduled two insect scouting schools for Georgia’s cotton, peanut and soybean farmers, both set for June.
Pictured is cabbage with black rot symptoms in a research trial on the UGA Tifton Campus. CAES News
Cabbage
As temperatures increase this spring, Georgia cabbage farmers should scout their crops regularly to ensure disease pressure is not too high, says University of Georgia Cooperative Extension vegetable specialist Andre da Silva.
Onion center rot is a devastating disease for Vidalia onion producers in south Georgia. CAES News
Onion Storage
With Georgia’s Vidalia onion harvest approaching, growers must prepare to protect their crops from diseases during storage, according to Tim Coolong, University of Georgia Cooperative Extension vegetable specialist.
Ambrosia beetle activity is identifiable by the toothpick-sized sawdust tubes they leave sticking out of holes bored in pecan trees. CAES News
Pecan Pest
Ambrosia beetles are swarming south Georgia pecan orchards and farmers should take precautions now, according to Angel Acebes-Doria, pecan entomologist with University of Georgia Cooperative Extension.
Professor and UGA Extension Entomologist Will Hudson projects images of a beneficial predator from his microscope during a presentation on beneficial insects. CAES News
Nature's Helpers
While the use of beneficial insects and other biocontrols for agricultural pest management hasn’t gained widespread usage in open field production, some Georgia farmers are using natural control methods in greenhouse and high-tunnel production.
A Joro spider found in Hoschton, Georgia in 2018. CAES News
Joro Spiders
If northeast Georgia yards seem a little extra spooky this Halloween season, there’s a good reason. They may have a little extra help from a new neighbor who is really into those cobweb decorations. 
This photo shows what a crop looks like when it's protected with row covers for four weeks (left) versus being left without row covers (right). CAES News
Row Covers
Row covers, material used to protect plants from the cold and wind, can also protect squash from disease-carrying squash bugs and other insect pests, according to University of Georgia Cooperative Extension Plant Pathologist Elizabeth Little.
Emran Ali works in the Plant Molecular Diagnostic Lab at UGA-Tifton.

August 30, 2018 CAES News
Plant Molecular Diagnostic Lab
When farmers are fighting a disease that is attacking their crop, time is of the essence.