Report No. 9:V069
Cucumber: Cucumis sativus
Downy mildew: Pseudoperonospora cubensis

Evaluation of selected fungicides for management of downy mildew on cucumber, spring 2014.

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First Author: Gary Vallad, University of Florida

Additional Authors: B. Hughes, S. Kalb, H. Adkison, R. Willis, A.T. Riniker

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


Geographical location: Florida, United States

Products Tested: OxiPhos; OxiDate; Bravo WeatherStik; Curzate; Presidio; Ranman; Penncozeb; Equation; Quadris; Zampro; Revus

Active chemical(s): hydrogen peroxide + mono- and di-potassium salts of phosphorus acid; hydrogen peroxide; Chlorothalonil; Cymoxanil; Fluopicolide; Cyazofamid; Mancozeb; Azoxystrobin; Azoxystrobin; Ametoctradin + Dimethomorph; Mandipropamid

Biological Control:

Biorational Product:

Manufacturer(s): Biosafe Systems; Biosafe Systems; Syngenta; DuPont; Valent USA Corporation; FMC Corporation; United Phosphorus Inc.; Cheminova; Syngenta; BASF Corporation; Syngenta

Publication date: March 20, 2015

The American Phytopathological Society