Tag: Super Science Intro

What a 1990s biological experiment still teaches turf managers today

April 23, 2026 By Mike Kenna, Ph.D.

BioJect asked superintendents to make a leap of faith at a time when the science had not caught up to the vision. ...

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Super Science: Recent research on golf course fertilization

April 23, 2026 By Mike Kenna, Ph.D.

Recent golf course research shows fertilization programs shifting toward precise, data-guided nutrient applications that protect the environment. ...

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Super Science: Fungicide timing for spring dead spot

January 14, 2026 By Mike Kenna, Ph.D.

New research refines fungicide timing for spring dead spot in bermudagrass. ...

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Photo 1. Penncross creeping bentgrass (outlined in blue) shows discoloration in response to lower nitrogen rates in evaluating 10 creeping bentgrass cultivars. (Photo by: Ohio State University)

New USGA research evaluating plant growth regulators

October 13, 2025 By Mike Kenna, Ph.D.

USGA-supported research at Ohio State and Rutgers is uncovering how plant growth regulators shape the performance of new creeping bentgrass cultivars. ...

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Lazer (left) and TifEagle (right) under 40-percent shade, mowed at 0.100 inches and without PGR. Note the thinning and reduced quality of TifEagle compared to Lazer. (University of Arkansas, 8/31/2020) (Photo by: Wendell Hutchens)

Super Science: Managing shaded warm-season grass greens

September 1, 2025 By Mike Kenna, Ph.D.

Lazer zoysiagrass outperforms TifEagle in shaded putting greens. ...

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Booth's treatment options below should be followed by 1/8 inch of irrigation. (Photo: courtesy: USGA Green Section)

It’s summer; time to prepare for winter soilborne diseases

July 1, 2025 By Mike Kenna, Ph.D.

For golf courses in the Southeast with ultradwarf bermudagrass putting greens, August is the time to start thinking about upcoming winter dormancy. ...

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