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About David McCall, Ph.D

David McCall, Ph.D, Virginia Tech University, can be reached at for more information.

Posts by David McCall, Ph.D

How bermudagrass recovers from spring dead spot Posted on 16 Mar 2022 in the From the Magazine & Research categories.

Hybrid bermudagrass (Cynodon dactylon × C. transvaalensis) is one of the most desirable turfgrasses for golf courses in the Transition Zone because of its aggressive growth habit, traffic tolerance, uniformity Read more»

Choose the best fungicide spring dead spot species Posted on 16 Mar 2022 in the From the Magazine & Research categories.

Learn more about the two most common fungal species that cause the detrimental bermudagrass disease spring dead spot in the Transition Zone of the U.S. Read more»

Studies show successful dormant bermudiagrass sprigging in Transition Zone Posted on 15 Feb 2022 in the Featured & From the Magazine & Research categories.

Researchers at Virginia Tech University look at how dormant sprigging could allow superintendents to take advantage of the time of year with reduced outdoor maintenance labor and fewer golfers using the course. Read more»

Iron sulfate and lightweight rolling for dollar spot Posted on 14 Oct 2019 in the Research categories.

Dollar spot (Clarireedia spp.) is one of the most damaging turfgrass diseases worldwide. Superintendents routinely apply a wide variety of broad spectrum and site-specific fungicides to suppress dollar spot, but Read more»

Ferrous sulfate for dollar spot suppression Posted on 15 Mar 2017 in the Research categories.

Researchers at Virginia Tech demonstrated in 2012 that ferrous sulfate applied at 1 lb./1,000 sq. ft. (20 percent ferrous sulfate-heptahydrate) can reduce dollar spot pressure without traditional fungicides. Because previously Read more»

Impact of turf fans on creeping bentgrass greens Posted on 18 Mar 2015 in the Research categories.

The physiology of creeping bentgrass [Agrostis stolonifera L. var palustris (Huds.)] is negatively impacted during periods of stress, decreasing the efficiency of many vital functions. Optimal creeping bentgrass growth occurs Read more»