Report No. 5:SMF038
Grape: Vitis vinifera 'Chardonnay'
Powdery mildew: Erysiphe necator

Fungicide of grape powdery mildew, trial IV, 2010.

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First Author: Ian Bay, University of California, Davis

Additional Authors: J.D. Eynard; W.D. Gubler

Section: Small Fruits


Geographical location: California, United States

Products Tested: S-2200; Vigor Cal; Vintre; Quash; BM608; Flint; Microthiol Disperss; Tebuzol; Mettle; Quintec; Experimental 4; Sprayguard; KFD-64

Active chemical(s): Unknown; Calcium; Alcohol ethoxylate; metconazole; Tea tree oil extract from Melaleuca alterniflora; Trifloxystrobin; Sulfur; Tebuconazole; Tetraconazole; Quinoxyfen; Proprietary; Unknown; Tebuconazole tech + sulfur

Biological Control: 1. Vigor-Cal; calcium; Agro-K. 2. BM608; tea tree oil extract from Melaleuca alterniflora; Biomor Israel, Ltd.

Biorational Product:

Manufacturer(s): Valent USA Corporation; Agro-k; Oro Agri, Inc.; Valent USA Corporation; Biomor Israel, Ltd.; Bayer CropScience; Cerexagri; United Phosphorus Inc.; Isagro-USA; Dow AgroSciences LLC; Unknown; Unknown; United Phosphorus Inc.

Publication date: March 28, 2011

The American Phytopathological Society