Report No. 11:V004
Lettuce: Lactuca sativa 'Winter King'
Powdery mildew: Golovinomyces cichoracearum

Examination of fungicides for managing powdery mildew of lettuce, 2016

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First Author: Michael Matheron, University of Arizona

Additional Authors: M. Porchas

Section: Citrus, Tropical, Vegetables, and Miscellaneous Crops


Geographical location: Arizona, United States

Products Tested: Dyne-Amic; Fontelis; GC Pro; ISR-2000; Kinetic; Luna Sensation; Merivon; Quadris; Quintec; Rally; Rhyme; Serenade Soil

Active chemical(s): Penthiopyrad; Fluopyram + Trifloxystrobin; Fluxapyroxad + Pyraclostrobin; Azoxystrobin; Quinoxyfen; Myclobutanil; Flutriafol; Bacillus subtilis strain QST 713

Biological Control:

Biorational Product:

Manufacturer(s): Helena Chemical Company; DuPont; Biosafe Systems; Biosafe Systems; Helena Chemical Company; Bayer CropScience; BASF Corporation; Syngenta; Dow AgroSciences LLC; Dow AgroSciences LLC; FMC Corporation; Bayer CropScience

Publication date: March 7, 2017

The American Phytopathological Society