Report No. 7:V031
Cucumber: Cucumis sativus
Downy mildew: Pseudoperonospora cubensis

Evaluation of fungicides for controlling Pseudoperonospora cubensis (downy mildew) on cucumber, 2012.

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First Author: Andrew Loyd, North Carolina State University

Additional Authors: K. Ivors, D. Milks, C. Holmberg, L. Lacey,

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


Geographical location: North Carolina, United States

Products Tested: Bravo WeatherStik; Dithane; Gavel; Presidio; Previcur Flex; Ranman; Revus; Silwet L-77

Active chemical(s): Chlorothalonil; Mancozeb; Mancozeb + Zoxamide; Fluopicolide; Propamocarb hydrochloride; Cyazofamid; Mandipropamid; Polyalkyleneoxide modified heptamethyltrisiloxane

Biological Control:

Biorational Product:

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

Publication date: March 11, 2013

The American Phytopathological Society