Report No. 7:T015
Bentgrass, creeping; Annual bluegrass: Agrostis stolonifera ; Poa annua
Dollar spot; Copper spot: Sclerotinia homoeocarpa; Gloeocercospora sorghi

Evaluation of new products for curative dollar spot control on a creeping bentgrass and annual bluegrass putting green, 2012.

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First Author: James Popko, Univrsity of Massachusetts, Amherst

Additional Authors: G. Jung

Section: Turfgrass

Keyword(s): dollar spot, copper spot, curative

Geographical location: Massachusetts, United States

Products Tested: 26/36; A9898A; Appear; Briskway; Civitas; Daconil Action; Daconil Weather Stik; Enclave; Foursome; Harmonizer; IKF-400; PAR; Secure; Spectro; Torque; Velista

Active chemical(s): Iprodione + Thiophanate methyl; Confidential; Potassium phosphite; Azoxystrobin + Difenoconazole; Mineral oil; Chlorothalonil + Acibenzolar-S-methyl; Chlorothalonil; Chlorothalonil + Propiconazole + Tebuconazole + Thiophanate-methyl; Turf pigment; Turf pigment; Unknown; Turf pigment; Fluazinam; Chlorothalonil + Thiophanate-methyl; Tebuconazole; Penthiopyrad

Biological Control: Civitas + Harmonizer; mineral oil, pigment, Petro-Canada.

Biorational Product:

Manufacturer(s): Cleary Chemical Corporation; Syngenta; Syngenta; Syngenta; Petro-Canada; Syngenta; Syngenta; Quali-Pro; Quali-Pro; Petro-Canada; ISK Biosciences Corporation; Harrel's; Syngenta; Cleary Chemical Corporation; Cleary Chemical Corporation; DuPont

Publication date: March 11, 2013

The American Phytopathological Society