Report No. 8:SMF018
Grape: Vitis vinifera 'Chardonnay'
Powdery mildew: Erysiphe necator

Fungicide control of grape powdery mildew, trial I, 2013.

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First Author: T.T. Nguyen, University of California, Davis

Additional Authors: I.S. Bay, W.D. Gubler

Section: Small Fruits


Geographical location: California, United States

Products Tested: Abound; Centurion II; Champ WG; AG Copp 75; AG Copp 75 Organic ; Chem Copp 50; Nordox 75; DKP XTRA; Timorex Gold; Dyne-Amic; K-Phite; Fracture; Kumulus DF

Active chemical(s): Azoxystrobin; Cinnamon oil; Copper hydroxide; Cuprous oxide; Cuprous oxide; Cuprous oxide; Cuprous oxide; nitrogen, phosphoric acid, soluble potash ; oil derived from the tea tree, Melaleuca alterniflora; polyalkyleneoxide modified polydimethylsiloxane, nonionic emulsifiers, methyl ester of C16-C18 fatty acids; Potassium phosphate; protein extracts; Sulfur

Biological Control: 1. Timorex Gold; tea tree oil; Biomor Israel Ltd.. 2. Kumulus; sulfur; BASF.. 3. Fracture; protein extracts; FMC Corporation.. 4. Champ WG; copper hydroxide; American Chemet Corporation . 5. AG Copp 75; cuprous oxide; American Chemet Corporation . 6. K-Phite

Biorational Product: Centurion II; Cinnamon oil; Nature’s Chem,LLC.

Manufacturer(s): Syngenta; Nature’s Chem, LLC; American Chemet Corporation; American Chemet Corporation; American Chemet Corporation; American Chemet Corporation; American Chemet Corporation ; Plant Food Systems; Biomor Israel Ltd.; Helena Chemical Company; Plant Food Systems; FMC Corporation; BASF Corporation  

Publication date: March 29, 2014

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