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Perennial ryegrass: Lolium perenne
gray leaf spot: Pyricularia grisea

Evaluation of fungicides for the control of gray leaf spot on perennial ryegrass in southern California 2005.

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First Author: F. P. Wong, University of California.

Additional Authors: J. C. Rios

Section: Turfgrass


Geographical location: California, United States

Products Tested: Eagle; Daconil Ultrex; Cleary 3336; Lynx; Compass; Insignia; Banner MAXX; Headway; Heritage; Fore; Instrata

Active chemical(s): Myclobutanil; Chlorothalonil; Thiophanate-methyl; Tebuconazole; Trifloxystrobin; Pyraclostrobin; Propiconazole; Azoxystrobin + propiconazole; Azoxystrobin; Mancozeb;

Biological Control:

Biorational Product:

Manufacturer(s): Dow AgroSciences LLC; Cleary Chemical ; Bayer CropScience; Bayer CropScience; BASF Corporation; Syngenta; Syngenta; Syngenta; Dow AgroSciences LLC; Syngenta

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