Report No. 8:V219
Squash, zucchini: Cucurbita pepo 'Spineless Perfection'
Downy mildew: Pseudoperonospora cubensis

Evaluation of conventional and organic-approved fungicides for control of downy mildew on zucchini, 2013.

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First Author: Anthony Keinath, Clemson University Coastal Research and Education Center

Additional Authors: V.B. DuBose

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


Geographical location: South Carolina, United States

Products Tested: Double Nickel 55; CX 10250; Bravo WeatherStik 6SC; Cueva; Ranman; Curzate; Tanos; Omega; Presidio; Dithane F-45 Rainshield; Oso

Active chemical(s): Bacillus amyloliquefaciens strain D747; Bacillus mycoides; Chlorothalonil; Copper octanoate; Cyazofamid; Cymoxanil; Famoxadone + Cymoxanil; Fluazinam; Fluopicolide; Mancozeb; Polyoxin D zinc salt

Biological Control:

Biorational Product:

Manufacturer(s): Certis; Certis; Syngenta; Certis; FMC Corporation; DuPont; DuPont; Syngenta; Valent BioScience Corporation; Dow AgroSciences LLC; Certis

Publication date: March 29, 2014

The American Phytopathological Society