Report No. 7:V030
Pumpkin: Cucubita pepo 'Sorcerer'
Powdery mildew: Podospaera xanthii

Management of cucurbit powdery mildew with organic and conventional fungicides, 2012.

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First Author: Ian Bay, University of California, Davis

Additional Authors: T.N. Nguyen, M.C. Hearn, W.D. Gubler

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


Geographical location: California, United States

Products Tested: Dyne-Amic; Fontelis; HiWett; IKF-309; Material B; Material C; Quadris Top; Quintec; Rally; Topguard

Active chemical(s): Polyalkyleneoxide modified polydimethylsiloxane, nonionic emulsifiers, methyl ester of C-16-C-18 fatty acids; Penthiopyrad; Polysiloxane polyether copolymer, ployoxyethylene-polyoxypropylene copolymer &alcohol ethoxylate; Unknown; Unknown; Unknown; Azoxystrobin + Difenoconazole; Quinoxyfen; Myclobutanil; Flutriafol

Biological Control: 1.Biological 1;N/A;N/A 2. Bioloical 2; N/A; N/A

Biorational Product:

Manufacturer(s): Helena Chemical Company; DuPont; First Choice; Proprietary; N/A; N/A; Syngenta; Dow AgroSciences LLC; Dow AgroSciences LLC; Cheminova

Publication date: March 11, 2013

The American Phytopathological Society