Leaf Rust Problematic for Florida Blueberry Growers

Web AdminAgriculture Research, Blueberries, Disease

By Clint Thompson Leaf rust disease has always been a problem for Florida blueberry growers. But that concern has only magnified with producers transferring to an evergreen production system. Phil Harmon, professor and Extension plant pathologist at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), discusses the issue growers are facing with this familiar problem. “Here recently, …

Two weeks: Maximum Time In Between Pecan Scab Disease Sprays for Susceptible Varieties

Web AdminDisease, Georgia, Pecan

By Clint Thompson Two weeks. That is the maximum amount of time pecan growers have to apply fungicide sprays to trees most susceptible to scab disease. Lenny Wells, University of Georgia Extension pecan specialist, discusses the spray window that farmers have to keep certain varieties free of the disease. “From this point on, growers need to stay really tight on …

Rainy Impact: Pecan Producers Protect Your Crop Against Scab Disease

Web AdminDisease, Georgia, Pecan

By Clint Thompson First and foremost on the minds of pecan producers in Georgia and Alabama should be prevention of any potential scab disease development following recent storms. Lenny Wells, University of Georgia (UGA) Extension pecan specialist, discusses why this time of the production season is so important for growers to apply fungicides and protect their pecans from the disease. …

What to Do About Pepper Diseases in Georgia

Web AdminBell peppers, Disease, Peppers, Vegetables

By Bhabesh Dutta Anthracnose in pepper is caused by a fungal group of pathogens belonging to mainly Colletotrichum gloeosporioides and C. acutatum. TWO TYPES OF ANTHRACNOSEAnthracnose in pepper is a common issue that pepper growers face, particularly after sun scalding of fruits. This type of anthracnose is called “secondary anthracnose” as the fungal pathogen needs some kind of injury to …

Beware of Spike in Vegetable Diseases Following Recent Storms

Web AdminCucurbits, Disease

By Clint Thompson Cucurbit disease management is vital for vegetable growers following last week’s heavy rainfall and ahead of more rain predicted for this week. Tim Coolong, associate professor in the University of Georgia (UGA) College of Agricultural and Environmental Sciences, discussed the impact of heavy rains saturating soils across the region, especially as watermelon harvests are finally under way. …

North Florida Watermelon Growers Hoping to Overcome Various Diseases

Web AdminDisease, Watermelon

By Clint Thompson The final watermelon harvests in North Florida have growers combatting a plethora of diseases. Those attempting to stretch another picking from their fields this week will have to overcome any number of diseases. These include downy mildew, powdery mildew, Alternaria leaf spot, gummy stem blight and watermelon mosaic. Bob Hochmuth, University of Florida Institute of Food and …

A New Ilarvirus in Florida Tomatoes

Web AdminDisease, Florida, Tomatoes

By Ozgur Batuman and Salih Yilmaz Ilarviruses can infect both herbaceous and woody plants and are known to be transmitted by pollen and seed with varying efficiency. Thrips have been associated as vectors of ilarviruses since they create wounds during feeding that can serve as entry points for virus particles carried in or on infected pollen. Tobacco streak virus (TSV) …

New Way to Treat Pathogens Shows Promise

Web AdminDisease

By Matthew Cutulle Soil-borne pathogenic bacteria, fungi and other microorganisms cause approximately 90% of diseases affecting the most widely cultivated agricultural crops in the United States. These soil-borne pathogens are among the most damaging factors in crop productivity affecting yield, plant vigor and overall marketability. One of the most problematic pathogens that growers in the Southeast deal with is the …

Powdery Mildew Discovered in North Florida Melons

Web AdminDisease

Another week of watermelon production in Florida’s Suwanee Valley region, another confirmation of a potentially devastating disease. Fortunately, it appears that producers were ready for powdery mildew disease, says Bob Hochmuth, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) regional specialized Extension agent in Live Oak, Florida. “It is confirmation, sort of like the downy mildew situation, where they’re …