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Lettuce: Lactuca sativa ‘Winterhaven’
Downy mildew; Powdery mildew: Bremia lactucae; Golovinomyces cichoracearum

Assessment of fungicides for management of downy and powdery mildew on lettuce, 2009.

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

Additional Authors: M. Porchas

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


Geographical location: Arizona, United States

Products Tested: Procure; Quintec; Microthiol Disperss; CX-9090; BAS 651; Kinetic; Blockade; Manex; Revus; Activator 90; Regalia; NuFilm P; Presidio; Aliette; Acrobat; SoilGard; ProPhyt; Previcur Flex

Active chemical(s): Triflumizole; Quinoxyfen; Sulfur; Bacillus subtilis; Ametoctradin; Polyalkyleneoxide modified heptamethyltrisiloxane + polyoxypropylene-polyoxyethylene copolymers; Acibenzolar-S-methyl; Maneb; Mandipropamid; Alkylphenol ethoxylate, alcohol ethoxylate and tall oil fatty acid; Poly-1-p-menthene; Fluopicolide; Fosetyl-aluminum; Dimethomorph; Gliocladium virens strain GL-21; Phosphorous acid; Propamocarb hydrochloride

Biological Control:  

Biorational Product:  

Manufacturer(s): Chemtura Corporation; Dow AgroSciences LLC; United Phosphorus, Inc.; Certis; BASF Corporation; Helena Chemical Company; Syngenta; DuPont; Syngenta; Loveland Industries; Marrone Bio Innovations; Miller Chemical and Fertilizer Company; Valent USA; Bayer CropScience; BASF Corporation; Certis; Helena Chemical Company; Bayer CropScience  

Publication date: March 26, 2010

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