Bhabesh Dutta
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ALERT: Downy Mildew of Cucurbit Detected in Brooks County Downy mildew has been detected on cucumber in Brooks County by Mr. Will Brown. These observations indicate that inoculum of downy mildew is currently in southern GA counties and under favorable conditions potential disease outbreak in cucurbit crops can occur. I would suggest our cucurbit growers to look for the downy mildew symptoms in their fields and start applying protective spray of below stated fungicides. Watermelon:…
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ALERT: Downy Mildew of Cucurbit May Soon be in Georgia Downy mildew has been detected in North Florida. Weather conditions have been favorable for downy mildew infection in southern Georgia particularly in cucumber and squash. It is the matter of time when it will show up in our southern counties. Hence, I would suggest our cucurbit growers to look for the downy mildew symptoms in their fields and…
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Downy mildew was confirmed from the Tattnall County in Georgia on Vidalia Onion. The conditions currently are suitable for the infection and spread of the downy mildew pathogen. We urge growers to scout their crop routinely for any suspicious symptoms and contact their local county extension agent for further confirmation. The treatment options are moderate…
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Vegetable growers will start transplanting their crops soon. In order to reduce risk of introducing soil-borne pathogens in field it is important to screen your transplants before for symptoms particularly those that are caused by Pythium, Fusarium, Rhizoctonia. If the seedlings appear diseased, identification of the problem is critical. Do not transplant seedlings from trays…
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Based on the multi-year field screens that were conducted in 2019-2021 in Tifton there are handful for commercially acceptable snap bean varieties with at least moderate-level of resistance to cucurbit leaf crumple disease. There were no varieties with high-level of resistance. Of those with moderate-level of resistance there were several from Harris Moran, Syngenta, Seminis…
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Based on my research trials over the years I am recommending couple of important pre-and post-harvest evaluation steps to reduce post-harvest losses due to this pathogen: Please avoid picking melons from low-spots in your field. Please pick your healthy looking fields first followed by problematic fields Please pay attention to any water-soaked spots on fruit…
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Based on the multi-year field screens that were conducted in 2018 and 2019 in Tifton there are handful for commercially acceptable snap bean varieties with at least moderate-level of resistance to cucurbit leaf crumple disease (Table 1). There were no varieties with high-level of resistance. Of those with moderate-level of resistance there were several from…
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Potential Options for Managing Frost-damage in Vegetable Crops (Coolong and Dutta) Because of the potential for an upcoming frost this week on newly planted vegetable transplants we are sure you are getting questions from concerned growers. I have attached a link to a publication on frost and freeze protection https://secure.caes.uga.edu/extension/publications/files/pdf/B%201479_1.PDF that, while heavily focused on fruit,…
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