Report No. 6:OT013
Impatiens: Impatiens walleriana 'Super Elfin White'
Impatiens downy mildew: Plasmopara obducens

Sensitivity of Plasmopara obducens populations to Subdue MAXX for control of impatiens downy mildew, 2011.

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First Author: Colleen Warfield

Additional Authors:

Section: Ornamentals and Trees

Keyword(s): mefenoxam resistance

Geographical location: Illinois, United States

Products Tested: Subdue MAXX

Active chemical(s): Mefenoxam

Biological Control:

Biorational Product: Plasmopara obducens Holland 2010 isolate; Plasmopara obducens Illinois 2011 isolate; Plasmopara obducens California 2011 isolate

Manufacturer(s): Syngenta

Publication date: March 30, 2012

The American Phytopathological Society