Bhabesh Dutta
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Please see the link to access the extension bulletin: https://extension.uga.edu/publications/detail.html?number=b1534.
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We have detected insensitivity of Colletotrichum sp. (causal agent of anthracnose of cucurbits) to FRAC group 11 fungicides (Quadris and Cabrio) in multiple commercial fields in GA. Further confirmation in our lab indicated that 70 to 80% of the isolates are either highly resistant or moderately resistant to Quadris and Cabrio. These observations suggest that managing anthracnose…
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Mr. Clarence Codod (Grad Student) has been scouting 18 commercial vegetable fields in Tift, Colquitt and Worth counties for whitefly and viral diseases. Here are some of the important details from our Spring scouting (Apr 7- Apr 21) Whitefly adults are more prevalent and occur in higher numbers in brassica (broccoli and cabbage) crops in Tift and Colquitt…
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Downy mildew has been detected on cucumber in Echols County today by Mr. Justin Shealey. 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: Rotation (foliar application) …
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By Clint Thompson Vidalia onion producers have begun harvesting the early maturing varieties this year, and Chris Tyson is excited about the potential of this year’s crop. “The Vidalia onion crop definitely looks favorable this year. We are anticipating a quality harvest,” said Tyson, University of Georgia Cooperative Extension area onion agent at the Vidalia…
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Onion Growers, We have confirmed Downy Mildew of onion in the area. Thanks to the keen eyes of our growers, and fast confirmation from our county agents (Jason Edenfield and Derrick Bowen), Downy Mildew of Onion has been positively confirmed in our area. Please protect your crop as necessary. Just as a reminder, these are the products…
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We have recently confirmed Cucurbit leaf crumple virus (CuLCrV) on watermelon from Mitchell County, GA. The symptoms include crumpling, curling, yellowing and chlorosis of leaves. Disease symptoms are not as severe as observed in yellow squash and zuchinni. The virus spreads by whitefly in a persistent manner.