Report No. 7:V024
Onion: Allium cepa 'Sunrise'
Purple blotch: Alternaria porri

Fungicidal efficacy for the control of onion purple blotch caused by Alternaria porri.

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First Author: Richard Raid, University of Florida

Additional Authors:

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


Geographical location: Florida, United States

Products Tested: Bravo WeatherStik; Cabrio; Merivon; Priaxor; Pristine; Rovral; Switch

Active chemical(s): Chlorothalonil; Pyraclostrobin; Pyraclostrobin + Fluxaproxad; Fluxapyroxad + Pyraclostrobin; Pyraclostrobin + Boscalid; Iprodione; Cyprodinil + Fludioxonil

Biological Control:

Biorational Product:

Manufacturer(s): Syngenta; BASF Corporation; BASF Corporation; BASF Corporation; BASF Corporation; Bayer CropScience; Syngenta

Publication date: March 11, 2013

The American Phytopathological Society