Fairy ring rating system
January 5, 2024
Evaluation of products that control fairy ring fungi have been plagued for years by an inadequate rating system for the severity of disease. As a result, it's harder to interpret efficacy data for fairy ring products than for many other disease control agents.
But fairy ring research aficionados, Drs. Mike Fidanza, Derek Settle and Henry Wetzel have come up with an improved rating system, as described in their September, 2016 article, An Index for Evaluating Fairy Ring Symptoms in Turfgrass.…