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Potato: Solanum tuberosum
Early blight: Alternaria solani

Efficacy of standard commercial fungicide programs on control of early blight in Tappen, ND, 2007.

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First Author: S. Markell, North Dakota State University.

Additional Authors: J. Pasche, G. Secor, N. Gudmestad

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


Geographical location: North Dakota, United States

Products Tested: Quadris Opti; Evito; Revus Top; Revus Opti; Reason; Echo Zn; Activator 90; Headline; Equus; Equus 720; Bravo WeatherStik; Dithane; Endura; Scala; Manzate; Tanos; Bravo Zn

Active chemical(s): Azoxystrobin + chlorothalonil; Fluoxastrobin; Mandipropamid + difenoconazole; Mandipropamid + chlorothalonil; Fenamidone; Chlorothalonil; Pyraclostrobin; Chlorothalonil; Chlorothalonil; Chlorothalonil; Mancozeb; Boscalid; Pyrimethanil; Mancozeb; Famoxadone + cymoxanil; Chlorothalonil

Biological Control:

Biorational Product:

Manufacturer(s): Syngenta; Arysta; Syngenta; Syngenta; Bayer CropScience; Sipcam Agro USA, Inc.; Loveland Industries; BASF Corporation; Griffin LLC; Griffin LLC; Syngenta; Dow AgroSciences LLC; BASF Corporation; Bayer CropScience; DuPont; DuPont; Syngenta

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