Supplemental Fumigation Strategies for Tomato Production

Ashley Robinson Fumigation, Tomatoes, Top Posts, Vegetables, VSCNews magazine

By G.E. Vallad, J. Desaeger, J. Noling and N. Boyd Vegetable and strawberry growers have long relied on soil fumigants to contend with various soilborne pathogen and pest complexes, as part of an integrated management strategy that includes crop resistance, cultural control and pesticides. However, with the loss of methyl bromide (MBr), many growers have struggled to maintain consistent soilborne …

Fumigants for Nematode Management in Vegetables

Ashley Robinson Fumigation, Georgia, Pests, Top Posts, Vegetables, VSCNews magazine

By Abolfazl Hajihassani and Chinaza Nnamdi The majority of vegetable production in Georgia is located in multiple counties in the southern region of the state. Vegetables are grown year-round on both raised beds covered with polyethylene plastic mulch and on bare ground. Using a comprehensive survey conducted in 2018, we have documented that root-knot nematodes, Meloidogyne spp., are the No. …

Supplemental Fumigation Strategies for Soilborne Pests, Diseases

Clint Thompson Disease, Florida, Fumigation, Top Posts

By Ashley Robinson The phaseout of methyl bromide continues to stimulate research into the use of other soil fumigants for controlling soilborne pathogens, nematodes and weeds to an acceptable level for production. Researchers at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) are looking at ways to modify the current fumigation system to better reflect the distribution …

Diversification Key for Nutsedge Control in Vegetable Fields

Clint Thompson Alabama, Florida, Fumigation, Georgia, North Carolina, Pests, South Carolina, Top Posts, Vegetables

By Clint Thompson University of Georgia Cooperative Extension weed specialist Stanley Culpepper encourages vegetable growers to diversify their management programs against nutsedge. This protects against potential resistance and provides adequate control. “In general, I would say with our guys, I’m not overly concerned because our fields with our most nutsedge, they get fumigation, they get tillage and they get herbicides,” …

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 …

Fumigation for Soilborne Pathogens in Strawberries

Ashley Robinson Fumigation, Strawberry, Top Posts

By Ashley Robinson Since the phaseout of methyl bromide, charcoal rot, caused by the pathogen Macrophomina, has become a growing issue for Florida strawberry growers. For years, soil fumigation with methyl bromide was the preferred method to manage soilborne pathogens such as Macrophomina. However, because methyl bromide was categorized as a Class I ozone-depleting substance, its production and use have …

Anhydrous Ammonia: A Potential Addition to the Fumigation Toolbox

Tacy Callies Fumigation, Top Posts

By Ramdas Kanissery and Pamela Roberts Soil fumigation is a fundamental step for successful commercial crop production in Florida under intensive conventional systems. It has been regularly used on crops such as vegetables, strawberries and potatoes. Soil fumigation is one of the most successful means of reducing soil pathogen and weed populations and is typically applied as a pre-plant soil …