Report No. 6:SMF006
Grape: Vitis vinifera 'Chardonnay clone 4'
Botrytis bunch rot: Botrytis cinerea

Fungicide programs for control of Botrytis bunch rot of grape, trials 1 and II, 2011

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First Author: I.S. Bay, University of California, Davis

Additional Authors: T.N. Nguyen, R.W. Doody, W.D. Gubler

Section: Small Fruits


Geographical location: California, United States

Products Tested: Dyneamic; Elevate; IKF-5411; Incognito 85 WDG; Inspire Super; Ph-D; Pristine; QRD 146; Rovral; Switch; Sylgard 309; Vangard; Vivando; V-10135

Active chemical(s): Polyalkyleneoxide modified polydimethylsiloxane, nonionic emulsifiers, methuyl ester of C-16-C-18 fatty acids; Fenhexamid; Proprietary; Thiophanate-methyl; Difenoconazole + Cyprodinil; Hydrogen dioxide; Pyraclostrobin + Boscalid; Confidential; Iprodione; Cyprodinil + Fludioxonil; Polysiloxane; Cyprodinil; Metrafenone; Experimental

Biological Control: 1. Serenade Max, bacillus subtilis (QST 713), Agraquest, Inc. 2. Serenade ASO, bacillus subtilis (QST 713), Agraquest, Inc. 3. Oxidate 2.0, hydrogen dioxide, BioSafe Systems, LLC. 4. Ph-D Organic, proprietary, Arysta Life Sciences. 5. Antica, lactic acid,

Biorational Product:

Manufacturer(s): Helena Chemical Company; Arysta; Proprietary; Makhteshim-Agan; Syngenta; Arysta; BASF Corporation; AgraQuest, Inc.; Valent USA Corporation; Syngenta; Dow Corning Corporation; Syngenta; BASF Corporation; Valent USA Corporation

Publication date: March 30, 2012

The American Phytopathological Society