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About David Kopec, Ph.D.

David Kopec, Ph.D., is a retired Extension specialist in turfgrass science and management from the University of Arizona in Tucson, Ariz. (1985–2018). He can be contacted at

Posts by David Kopec, Ph.D.

Control of ground pearls using application sequences of different insecticides Posted on 18 Mar 2021 in the Featured & From the Magazine & Research categories.

Ground pearls are a problem on courses in desert conditions, but applying closely timed rotations of performance-based insecticides shows control promise. Read more»