Report No. 7:V041
Cucumber: Cucumis sativus ‘SMR 58’
Downy mildew: Pseudoperonospora cubensis

Evaluation of selected fungicides for the management of downy mildew in pickling cucumber, 2012.

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First Author: Steve Rideout, Virginia Tech, Eastern Shore Agricultural Research and Extension Center

Additional Authors: C.M. Waldenmaier, J.G. Cooper, C.E. Sturgis, J.T. Custis, S. K. Pollard

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


Geographical location: Virginia, United States

Products Tested: Bravo; Presidio; Ranman; Torac; Zampro; Bravo WeatherStik; Cohere; Dithane 75 DF; Dyne-Amic; Gavel; GWN 10126; GWN 10127; GWN 4700; GWN-10043; LI 700; Penncozeb; Presidio; Previcur Flex; Ranman; Tanos; Torac; Zampro

Active chemical(s): Chlorothalonil; Fluopicolide; Cyazofamid; Tolfenpyrad; Ametoctradin + Dimethomorph; Chlorothalonil; Alkanolamide surfactants; Mancozeb; Polyalkyleneoxide modified polydimethylsiloxane, nonionic emulsifiers, methuyl ester of C-16-C-18 fatty acids; Mancozeb; Unknown; Unknown; Unknown; Unknown; Phosphatidycholine, methylacetic acid adn alkyl phenol ethoxylate; Mancozeb; Fluopicolide; Propamocarb hydrochloride; Cyazofamid; Famoxadone + Cymoxanil; Tolfenpyrad; Ametoctradin + Dimethomorph

Biological Control:  

Biorational Product:  

Manufacturer(s): Syngenta; Valent BioScience Corporation; FMC Corporation; Nichino America, Inc.; BASF Corporation; Syngenta; Helena Chemical Company; Dow AgroSciences LLC; Helena Chemical Company; Gowan Company; Gowan Company; Gowan Company; Gowan Company; Gowan Company; Loveland Industries; United Phosphorus Inc.; Valent BioScience Corporation; Bayer CropScience; FMC Corporation; DuPont; Nichino America, Inc.; BASF Corporation  

Publication date: March 11, 2013

© The American Phytopathological Society