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Tag: Super Science

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How surfactants influence PGR performance and turfgrass quality

Industry experts examine different PGRs, their site characteristics and how surfactants influence PGR performance and turfgrass quality. ...

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What are the trends with annual bluegrass weevil in eastern North America?

Experts share damage, location, season and chemical management trends with annual bluegrass weevil in eastern North America. ...

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Percentage annual bluegrass as influenced by (a) N rate, (b) Fe sulfate rate, and (c) plant growth regulators in a mixed stand creeping bentgrass green and turfgrass quality as influenced by (d) N, (e) Fe sulfate, and (f) plant growth regulators from 2012 to 2018. Means not sharing any letter are significantly different by the LSD test (P < 0.05).

What is the long term impact of inputs on annual bluegrass in greens?

Researchers explain why annual bluegrass is challenging to control when established within other turfgrass species and offer solutions for superintendents. ...

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What a difference a year makes in Wausau, Wis. Nearly 100 percent disease on the nontreated control in 2020 (left) and nothing in 2021 (right). (Photo courtesy of Paul Koch, Ph.D.)

Super Science: The bizarro snow mold year

September 30, 2021 By
Paul Koch, Ph.D., looks at two case studies that searched for a reason as to why snow mold barely affected northern areas while hammering southern areas. ...

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A drop-style topdresser can deliver sand to the putting surface with high precision. This operator is applying 1 cubic foot of sand per 1,000 square feet. (photo by: Brian Whitlark, USGA Green Section)

Why light and frequent topdressing programs are important

July 27, 2021 By and
Sand topdressing is one of the most important practices for producing smooth putting surfaces and diluting thatch and organic matter. Despite this fact, some courses only apply sand during aeration or infrequently during the golf season to avoid disrupting golfers ...

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Recently released Posterity, Xzemplar and Maxtima provided effective dollar spot control. (Photo: Paul Koch, Ph.D.)

Super Science: Preventive fungicide applications for dollar spot control on creeping bentgrass fairways

June 10, 2021 By and
Paul Koch, Ph.D., and Kurt Hockemeyer delve into preventive fungicide applications for dollar spot control on creeping bentgrass fairways. ...

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