Report No. 8:V233
Cucurbit: Cucurbita pepo 'Sorcerer'
Powdery mildew: Podosphaera xanthii

Management of cucurbit powdery mildew with organic and conventional fungicides, 2013.

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

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

Section: Citrus, Tropical, Vegetable, and Misc. Crops


Geographical location: California, United States

Products Tested: Quadris Top; Centurion II; IKF-309; Phyton -27AG; Rhyme; Topguard; Rally; Nu Film P; Fontelis; Dyne-Amic; HiWett; Quintec; Procure

Active chemical(s): Azoxystrobin + Difenoconazole; Cinnamon oil; Confidential; Copper sulphate pentahydrate; Flutriafol; Flutriafol; Myclobutanil; Oxyethylene; Penthiopyrad; Polyalkyleneoxide modified polydimethylsiloxane, nonionic emulsifiers, methuyl ester of C-16-C-18 fatty acids; Polysiloxane polyether copolymer, ployoxyethylene-polyoxypropylene copolymer &alcohol ethoxylate; Quinoxyfen; Triflumizole

Biological Control: 1. Centurion II; cinnamon oil; Nature's Chem LLC.. 2. Phyton-27 AG; copper sulfate pentahydrate; Phyton Corporation.

Biorational Product:

Manufacturer(s): Syngenta; Nature's Chem LLC.; ISK Biosciences Corporation; Phyton Corp.; Cheminova; Cheminova; Dow AgroSciences LLC; Miller Chemical and Fertilizer Company; DuPont; Helena Chemical Company; Loveland Products; Dow AgroSciences LLC; Chemtura Corporation

Publication date: March 29, 2014

The American Phytopathological Society