Report No. 11:OT011
Rose: Rosa sp. 'Radtkopink'
Downy mildew: Peronospora sparsa

Evaluation of fungicide drench applications for the control of downy mildew of knockout roses, 2016.

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First Author: Fulya Baysal-Gurel, Tennessee State University

Additional Authors: T. Simmons

Section: Ornamentals and Trees

Keyword(s): Downy mildew

Geographical location: Tennessee, United States

Products Tested: Inosco 4.2L (A14658C); Plentrix SC (A13836B); Segovis A21008A SC; Subdue MAXX

Active chemical(s): Phosphorous acid; Azoxystrobin + mefenoxam; Oxathiapiprolin; Mefenoxam

Biological Control:

Biorational Product:

Manufacturer(s): Syngenta; Syngenta; Syngenta; Syngenta

Publication date: March 7, 2017

The American Phytopathological Society