Report No. 6:T038
Ryegrass. perennial: Lolium perenne 'Paragon + Trifecta'
Gray leaf spot: Magnaporthe oryzae

Curative effect of fungicides on gray leaf spot in a perennial ryegrass fairway, 2011.

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First Author: Brian Aynardi, Pennsylvania State University

Additional Authors: A. Rahman, Y. Li, W. Uddin

Section: Turfgrass


Geographical location: Pennsylvania, United States

Products Tested: Torque; Civitas; Actigard; Daconil Weather Stik; Heritage; Insignia SC; Daconil Ultrex; Endorse; Cleary's 3336 WP; Segway

Active chemical(s): Tebuconazole; Isoparaffin; Acibenzolar-S-methyl; Chlorothalonil; Azoxystrobin; Pyraclostrobin; Chlorothalonil; Polyoxin D zinc salt; Thiophanate-methyl; Cyazofamid

Biological Control:

Biorational Product:

Manufacturer(s): Cleary Chemical Corporation; Petro-Canada; Syngenta; Syngenta; Syngenta; BASF Corporation; Syngenta; Cleary Chemical Corporation; Cleary Chemical Corporation; FMC Corporation

Publication date: March 30, 2012

The American Phytopathological Society