Report No. 5:V170
Pumpkin: Cucurbita pepo
Powdery Mildew: Podosphaera xanthii

Efficacy of conventional and bio-rational fungicides on cucurbit powdery mildew on pumpkin in OH, 2010

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First Author: James Jasinski, Ohio State University Extension

Additional Authors: S. A. Miller, M. L. Lewis Ivey, R. J. Precheur, L. H. Rhodes, R. M. Riedel

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

Keyword(s): Powdery mildew, fungicide resistance

Geographical location: Ohio, United States

Products Tested: Luna Sensation; Rally 40 WP; Pristine; Quintec; Microthiol Disperss; Procure

Active chemical(s): Fluopyram + Trifloxystrobin; Myclobutanil; Pyraclostrobin + boscalid; Quinoxyfen; Sulfur; Triflumizole

Biological Control: Ph-D 11WDG, polyoxin D zinc salt, Arysta Lifescience; OxiDate, hydrogen dioxide, Biosafe Systems; Sonata, Bacillus pumilus, Agraquest; Kaligreen 82WSP, potassium bicarbonate, Toagosei Co.; Trilogy 70, Clarified Hydrophobic Extract of Neem Oil,Certis

Biorational Product:

Manufacturer(s): Bayer CropScience; Dow AgroSciences LLC; BASF Corporation; Dow AgroSciences LLC; United Phosphorus Inc.; Chemtura Corporation

Publication date: August 12, 2011

The American Phytopathological Society