Report No. 6:OT031
Impatiens: Impatiens walleriana 'Super Elfin White'
Impatiens downy mildew: Plasmopara obducens

Evaluation of residual efficacy of fungicides for the management of impatiens downy mildew, 2012.

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First Author: Colleen Warfield, Ball Horticultural Company

Additional Authors:

Section: Ornamentals and Trees


Geographical location: Illinois, United States

Products Tested: Subdue MAXX; Adorn; Heritage; Protect DF

Active chemical(s): Mefenoxam; Fluopicolide; Azoxystrobin; Zinc ion + Manganese ethylenebisdithiocarbamate

Biological Control:

Biorational Product:

Manufacturer(s): Syngenta; Valent USA Corporation; Syngenta; Cleary Chemical Corporation

Publication date: August 10, 2012

The American Phytopathological Society