Report No. 5:V164
Watermelon: Citrullus lanatus
Gummy stem blight: Didymella bryoniae

Evaluation of fungicide sprays on gummy stem blight of watermelon in Georgia, 2010.

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First Author: Hunt Sanders, UGA

Additional Authors: D.B. Langston, Jr.

Section: Citrus, Tropical, Vegetable, and Misc. Crops


Geographical location: Georgia, United States

Products Tested: Bravo WeatherStik; Catamaran; BAS 639A1F; BAS 70004F; Inspire Super; Tanos; Luna Privilege; Luna Experience; Penncozeb; LEM 17; Proline; Propulse; Folicur; Topsin 4.5 FL; BAS 70301F

Active chemical(s): Chlorothalonil; Chlorothalonil + potassium phosphite; Confidential; Confidential; Difenoconazole + cyprodinil; Famoxadone + cymoxanil; Fluopyram; Fluopyram + tebuconazole; Mancozeb; Penthiopyrad; Prothioconazole; Prothioconazole+fluopyram; Tebuconazole; Thiophanate-methyl; Unknown

Biological Control:

Biorational Product:

Manufacturer(s): Syngenta; Luxembourg Industries Ltd.; BASF Corporation; BASF Corporation; Syngenta; DuPont; Bayer CropScience; Bayer CropScience; United Phosphorus Inc.; DuPont; Bayer CropScience; Bayer CropScience; Bayer CropScience; United Phosphorus Inc.; BASF Corporation

Publication date: August 12, 2011

The American Phytopathological Society