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Grape: Vitis vinifera 'Pinot noir', 'Chardonnay'
Powdery mildew: Uncinula necator

Evaluation of synthetic and organic/alternative fungicides for control of powdery mildew on grapes, 2008.

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First Author: Noemi Halbrendt, Penn State University FREC.

Additional Authors: J. W. Travis, B. Jarjour

Section: Small Fruits


Geographical location: United States

Products Tested: Champion WP; Dithane DF; Lime Sulfur; Micro Sulf; NuFilm P; Pinpoint; PM 560; Procure; Quintec; Silwet L-77; Ziram

Active chemical(s): Copper hydroxide; Mancozeb; Calcium polysulfide; Sulfur; Terpenic polymer; Flutolanil; Unknown; Triflumizole; Quinoxyfen; Polyalkaleneoxide modified heptamethyltrisiloxane; Zinc dimethyldithiocarbamate

Biological Control:

Biorational Product:

Manufacturer(s): Nufarm Americas Inc.; Dow AgroSciences LLC; Miller Chemical & Fertilizer Corp.; Nufarm Americas Inc.; Miller Chemical & Fertilizer Corp.; Valent USA; BASF Corporation; Chemtura Corporation; Dow AgroSciences LLC; Helena Chemical Company; Cerexagri, Inc.

Publication date: March 30, 2009

The American Phytopathological Society