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By Joseph M. Vargas Jr.
T urfgrass diseases are a major concern
on golf courses throughout Canada.
The fungicides used to control them are
the largest part of chemical and fertility
budgets. However, managing them is becoming
more difﬁcult as turfgrass pathogens are
becoming resistant to many traditional fungicides.
This article presents the latest information on
managing dollar spot, crown-rot anthracnose
(CRA), snow mould, and nematodes.
Dollar spot, caused by Sclerotinia homoeocarpa
(this is technically not the correct fungal name,
but hopefully the fungus’ true identity will be
known soon), is arguably the most important
18 March 2013
2/25/13 11:32:30 AM