Managing Gummy Stem Blight in Watermelon

Ashley Robinson Cucurbits, Fumigation, Top Posts, Watermelon

By Ashley Robinson Gummy stem blight (GSB), also known as black rot, is a common issue for watermelon producers in the Southeast. Didymella bryoniae, the fungus that causes GSB, favors warm and humid weather, leaving the Southeast growing region susceptible to the disease’s devastating effects. If not managed well, it can cause significant yield loss for growers. RECENT ISSUES Over …

Managing Cucurbit Diseases

Tacy Callies Cucurbits, Top Posts

By Ernie Neff University of Florida Institute of Food and Agricultural Sciences doctoral student Andrew Shirley suggested ways to control three cucurbit diseases at Florida Ag Expo in November. Shirley is pursuing his degree at the Gulf Coast Research and Education Center, site of the Expo. He shares highlights of his presentation in an interview with Southeast AgNet’s Tacy Callies. …

Watermelon Institute Meeting Focuses on Disease Management

Karla Arboleda Cucurbits, Research, Top Posts, Watermelon

By Karla Arboleda Faculty and staff at University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) focused on disease management at the 2019 Suwannee Valley Watermelon Institute meeting on Dec. 3. Among the attendees were growers, trade show exhibitors and UF/IFAS employees. The event included a disease management workshop and updates on the watermelon industry. WATERMELON DISEASES Nicholas Dufault, …

Better Cucumber and Watermelon Varieties Coming Soon

Karla Arboleda Cucurbits, North Carolina, Research, Top Posts

By Karla Arboleda Researchers at North Carolina State University (NC State) are working to release new cucumber and watermelon varieties. Due to persistent issues affecting cucurbits, experts at NC State are aiming to improve cucumber and watermelon varieties. Todd Wehner, a horticultural science professor at NC State, is working to provide cucurbits that are resistant to downy mildew and gummy …

Technology to Grow Better Cucurbits

Karla Arboleda Cucurbits, Florida, Seeds, Top Posts

By Karla Arboleda With a wide variety of options to choose from,  researchers are working with technology in order to grow better cucurbits. Genome-wide association studies (GWAS), marker assisted selection and genomic selection have been used to improve specialty crops like squash, pumpkins and watermelons. Geoffrey Meru, an assistant professor in vegetable breeding at the University of Florida Tropical Research …

UF Research Shows Best Fungicides for Downy Mildew

Karla Arboleda Cucurbits, Research, Top Posts

By Karla Arboleda Since downy mildew can cause major destruction, a proper use of fungicides is essential to a healthy crop. Gary Vallad, an associate professor at the University of Florida (UF), described the magnitude of downy mildew disease on specialty crops at the recent Vegetable and Specialty Crop Expo. “It (downy mildew) just kind of jumps from crop to …

More Ways to Manage Fusarium Wilt

Karla Arboleda Cucurbits, Top Posts, Watermelon

By Karla Arboleda Five years ago, there was no solid foundation for managing fusarium wilt in watermelons. Now, researchers have identified several techniques watermelon growers can use to help combat the disease. Nicholas Dufault, associate professor of plant pathology at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), says his research on the pathogen is leading to …

Living with Fusarium Wilt

Abbey Taylor Cucurbits, Top Posts, VSCNews magazine, Watermelon

With multiple races that are increasingly aggressive, fusarium wilt has been a challenging disease for watermelon growers and a tough nut to crack for southeastern researchers. Nicholas Dufault, assistant professor and Extension specialist in the Plant Pathology Department at the University of Florida, says all races of fusarium wilt occur in Florida, but each is a little different. Fusarium wilt …