Report No. 7:OT032
Impatiens: Impatiens walleriana 'Super Elfin Red'
Downy mildew: Plasmopara obducens

Evaluation of registered fungicides for impatiens downy mildew control, 2012.

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First Author: B.R. Harlan, Michigan State University

Additional Authors: M.K. Hausbeck

Section: Ornamentals and Trees


Geographical location: Michigan, United States

Products Tested: Alude; Heritage; Subdue MAXX; Vital

Active chemical(s): Mono- and di-potassium salts of Phosphorous Acid; Azoxystrobin; Mefenoxam; Potassium phosphite

Biological Control:

Biorational Product:

Manufacturer(s): Cleary Chemical Corporation; Syngenta; Syngenta; Phoenix

Publication date: August 14, 2013

The American Phytopathological Society