Report No. 6:V142
Onion: Allium cepa'Savannah Sweet'
Purple blotch; Stemphylium blight; Botrytis leaf blight: Alternaria porri; Stemphylium vesicarium; Botrytis squamosa

Evaluation of fungicides and spray programs for control of foliar pathogens of onion in Georgia, 2011.

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First Author: David Langston

Additional Authors:

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


Geographical location: Georgia, United States

Products Tested: Luna Tranquility; Quadris Top; Catamaran; Rovral; Omega; Pristine; Bravo WeatherStik; LBG-61

Active chemical(s): Fluopyram + Pyrimethanil; Azoxystrobin + Difenoconazole; Potassium phosphite + Chlorothalonil; Iprodione; Fluazinam; Boscalid + Pyraclostrobin; Chlorothalonil; Potassium phosphite + Tebuconazole

Biological Control:

Biorational Product:

Manufacturer(s): Bayer CropScience; Syngenta; Luxembourg Industries Ltd.; FMC Corporation; ISK Biosciences Corporation; BASF Corporation; Syngenta; Luxembourg Industries Ltd.

Publication date: August 10, 2012

The American Phytopathological Society