Report No. 11:V128
Onion, yellow pungent: Allium cepa ‘Powel’
Stemphylium leaf blight: Stemphylium vesicarium

Efficacy of fungicide treatments for control of Stemphylium leaf blight on onion, 2016.

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First Author: C.A. Hoepting, Cornell University Cornell Vegetable Program

Additional Authors:

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


Geographical location: New York, United States

Products Tested: Aprovia Top; Fontelis; Inspire Super; Luna Tranquility; Merivon; Quadris; Quadris Top; Viathon

Active chemical(s): Benzovindiflupyr + difenoconazole; Penthiopyrad; Cyprodinil + Difenoconazole; Fluopyram + Pyrimethanil; Fluxapyroxad + Pyraclostrobin; Azoxystrobin; Azoxystrobin + Difenoconazole; Phosphorous acid + Tebuconazole

Biological Control:

Biorational Product:

Manufacturer(s): Syngenta; DuPont; Syngenta; Bayer CropScience; BASF Corporation; Syngenta; Syngenta; Helena Chemical Company

Publication date: August 4, 2017

The American Phytopathological Society