Report No. 11:V121
Spinach: Spinacia oleracea 'Lanzarote'
Downy mildew: Peronospora farinosa f. sp. spinaciae

Evaluation of fungicides for managing downy mildew of spinach, 2017.

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First Author: M. E. Matheron, University of Arizona

Additional Authors: J. C. Correll, M. Porchas, C. Feng

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


Geographical location: Arizona, United States

Products Tested: A21591; Actigard; DUOLIF; Forum; GC Pro; GWN-10580; ISO NPK; Mildicut; OxiDate; OxiPhos; Presidio 4SC; Procidic; ProPhyt; Quadris; Ranman; Ridomil Gold SL; Silwet L-77; STK73; Timorex Gold; Vesta; Zampro

Active chemical(s): Unknown; Acibenzolar-S-methyl; Dimethomorph; Fluopicolide; Citric Acid; Azoxystrobin; Cyazofamid; Mefenoxam; Polyalkyleneoxide modified heptamethyltrisiloxane; Tea tree extract; Ametoctradin and Dimethomorph

Biological Control:

Biorational Product:

Manufacturer(s): Syngenta; Syngenta; BASF Corporation; Biosafe Systems; Gowan Company; Biosafe Systems; Syngenta; Greenspire Global, Inc.; Syngenta; ISK Biosciences Corporation; Syngenta; Helena Chemical Company; Stockton Group; Stockton Group; Sobec; BASF Corporation

Publication date: August 4, 2017

The American Phytopathological Society