Report No. 10:SMF034
Grape: Vitis vinifera 'Chardonnay'
Powdery mildew: Erysiphe nacator

Fungicide performance trial for control of powdery mildew of grape in Virginia, 2015

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First Author: Mizuho Nita, Virginia Polytechnic Institute and State University

Additional Authors: A. Bly, S. Hartley, C. Oliver

Section: Small Fruits


Geographical location: Virginia, United States

Products Tested: Oso; Double Nickel; Champ WG; Quintec; ProPhyt; VitaGrow; NHarmony; Revus; Microthiol Disperss; WXF 15005

Active chemical(s): Polyoxin-D; Bacillus amyloliquefaciens strain D747; Copper hydroxide; Quinoxyfen; Phosphorous acid; Undisclosed; Undisclosed; Mandipropamid; Sulfur; Undisclosed

Biological Control: Oso; polyoxin D; Certis

Biorational Product: VitaGrow, NHarmony, WXF 15005

Manufacturer(s): Certis; Certis; Certis; Dow AgroSciences LLC; Helena Chemical Company; Millian Systems; Millian Systems; Syngenta; United Phosphorus Inc.; Westbridge Agricultural Products

Publication date: March 7, 2016

The American Phytopathological Society