Report No. 8:V253
Cucumber: Cucumis sativus
Downy mildew: Pseudoperonospora cubensis

Evaluation of selected fungicides for the management of downy mildew in pickling cucumber, 2013.

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First Author: Steve Rideout, Eastern Shore AREC

Additional Authors: C.M. Waldenmaier, C.E. Sturgis, A.D. Harrison, J.R. McClaskey, H.B. Blake; J.T. Custis

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


Geographical location: Virginia, United States

Products Tested: Zampro; Bravo WeatherStik 6SC; Ranman; Omega; Presidio; Dithane 75 DF; Revus; Ridomil Gold Bravo; Dyne-Amic; Previcur Flex; A18269A; A20638A; GWN 10126; V-10208; Gavel

Active chemical(s): Ametoctradin + Dimethomorph; Chlorothalonil; Cyazofamid; Fluazinam; Fluopicolide; Mancozeb; Mandipropamid; Mefenoxam + chlorothalonil; Polyalkyleneoxide modified polydimethylsiloxane, nonionic emulsifiers, methuyl ester of C-16-C-18 fatty acids; Propamocarb hydrochloride; Proprietary; Proprietary; Proprietary; Proprietary; Zoxamid + Mancozeb

Biological Control:

Biorational Product:

Manufacturer(s): BASF Corporation; Syngenta; FMC Corporation; Syngenta; Valent USA Corporation; Dow AgroSciences LLC; Syngenta; Syngenta; Helena Chemical Company; Bayer CropScience; Syngenta; Syngenta; Gowan Company; Valent USA Corporation; Dow AgroSciences LLC

Publication date: March 29, 2014

The American Phytopathological Society