Report No. 7:OT029
Poinsettia: Euphorbia pulcherrima 'Freedom Red'
Pythium root rot: Pythium ultimum

Evaluation of fungicides for control of Pythium root rot of poinsettia, 2011.

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First Author: M.K. Hausbeck, Michigan State University

Additional Authors: B.R. Harlan

Section: Ornamentals and Trees


Geographical location: Michigan, United States

Products Tested: Adorn; Aliette; Alude; Disarm 480SC; Fenstop; Heritage; Pageant; Terrazole WP; BW240; CG 100

Active chemical(s): Fluopicolide; Aluminum tris; Mono- and di-potassium salts of Phosphorous Acid; Fluoxastrobin; Fenamidone; Azoxystrobin; Pyraclostrobin + Boscalid; Etridiazole; Experimental; Experimental

Biological Control:

Biorational Product:

Manufacturer(s): Valent USA Corporation; Bayer Environmental Science; Cleary Chemical Corporation; Arysta; OHP Inc.; Syngenta; BASF Corporation; Chemtura Corporation; BioWorks Inc.; Summerdale

Publication date: August 14, 2013

The American Phytopathological Society