Report No. 5:V158
Onion: Allium cepa 'Goldeneye'
Purple blotch: Alternaria porri

Fungicidal efficacy for the control of onion purple blotch caused by Alternaria porri, Spring 2011.

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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: Quilt; Pristine; Bravo WeatherStik; Switch; BAS 70302; BAS70301; Rovral 4F; Scala

Active chemical(s): Azoxystrobin + propiconazole; Boscalid + pyraclostrobin; Chlorothalonil; Cyprodinil + fludioxonil; Experimental; Experimental; Iprodione; Pyrimethanil

Biological Control:

Biorational Product:

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

Publication date: August 12, 2011

The American Phytopathological Society