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Below you'll find a list of all posts that have been categorized as “Disease”
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 …
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. …
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) …
By Natalia A. Peres and Vance Whitaker As the Florida strawberry season comes to an end, it is a good time to reflect on what has been learned over the past five years about managing the emerging disease caused by the fungus Neopestalotiopsis sp. This fungus has been present for as long as strawberries have been grown but was considered …
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 …
By Clint Thompson Downy mildew disease has been confirmed in North Florida watermelons. South Georgia and South Alabama watermelon producers should be wary since the disease can spread easily by the high winds being experienced this week. “With the way the winds have been blowing here recently I think we’re in a situation where it’s relatively high risk throughout the …
By Bhabesh Dutta Cucurbit production in Georgia is affected annually by a variety of pests and diseases. Two diseases in particular, fusarium wilt and cucurbit anthracnose, have been a cause of concern for the last five years. This article gives a brief update on the progress the University of Georgia (UGA) vegetable team1 of scientists has made studying these diseases …
By Clint Thompson One blueberry disease continues to surface to the top of concerns for Florida growers. Leaf rust is an ongoing problem that plagues production throughout the state, says Phil Harmon, professor and Extension plant pathologist at the University of Florida. “In evergreen production, rust has still been an issue. The dry weather has reduced it compared to last …
