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PODCAST

ATC Office Hours

Asian Turfgrass Center

I discuss technical turfgrass topics with turfgrass managers, scientists, greenkeepers, and whoever drops by the ATC office hours. There"s a lot of talk about the work done to create playing surfaces for golf, and also about growing grass for sporting surfaces of all sort, and also some talk of lawns.

science natural sciences

All Episodes

114:10

Pesticide-free turf management with Thomas Pihl, Mads...

ATC Office Hours ·

2025/11/05

Thomas Pihl, Mads Andersen, and Martin Nilsson joined ATC Office Hours to discuss the challenges, techniques, successes, and failures involved with pesticide-free turfgrass management in Denmark.Turf Without Borders show page: https://turfwb.asianturfgrass.com/ATC soil tests: https://www.asianturfgrass.com/project/soil-tests/PACE Turf tour: https://www.paceturf.org/tourATC newsletters: https://www.asianturfgrass.com/newsletter/

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91:13

Fungicide use intensity, the soil microbiome, and...

ATC Office Hours ·

2025/08/04

Dr. Ming-Yi Chou joined me for a short discussion about this topic at the ITRC. Now we discuss this on ATC Office Hours and answer a few questions. For more, see:- https://www.asianturfgrass.com/post/fungicides-and-disease-intensity/- https://doi.org/10.1128/aem.01771-24- Tour de Fungus 2022 https://youtube.com/shorts/x36-KkZ_VFo?si=GNLNsCtRFvUqTQl9Turf Without Borders show page: https://turfwb.asianturfgrass.com/ATC soil tests: https://www.asianturfgrass.com/project/soil-tests/PACE Turf

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152:22

2024 #OM246 review with Chris Tritabaugh

ATC Office Hours ·

2024/12/31

Join me, along with Chris Tritabaugh from Hazeltine National GC, as we review autumn soil test results. We especially look at the #OM246 total organic material results, and discuss those in the context of maintenance work done, changes in the test results from past years, and most importantly, the relation of the tests to putting green performance.This video shows how to measure sand amounts: https://youtu.be/6LurONpyg5M?si=Von0kewt3gzi4wmeThis OM246 calculator finds the OM accumulation

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132:52

ATC Office Hours: growth ratio, measurement units, &...

ATC Office Hours ·

2024/02/09

Jason and Bjarni joined me to talk about some useful turfgrass math, especially the turfgrass growth ratio, which you can read more about at https://www.asianturfgrass.com/tag/growth-ratio/Find more infomation at PACE Turf: https://www.paceturf.org/ And at the ATC website: https://www.asianturfgrass.com/

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162:10

Autumn #OM246 review with "the guy who doesn't do...

ATC Office Hours ·

2023/11/20

For the third consecutive autumn, Chris Tritabaugh joined me to review the OM246 (total organic material by depth) test results from the greens at Hazeltine National Golf Club. We discussed playing conditions, maintenance work, and testing.Here are some links.Chris's Substack: https://ctunderscoreturf.substack.com?utm_source=navbar&utm_medium=web&r=dakt8ATC website: https://www.asianturfgrass.com/ATC's OM246 page (with link to sampling recommendations):

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100:29

Firm bentgrass greens and OM management with Richard...

ATC Office Hours ·

2023/05/10

Richard Forsyth is the director of courses at Royal Melbourne Golf Club. We discussed playing conditions, maintenance work, and grass types in relation to production of firm putting surfaces.Chris Tritabaugh and Doug Soldat also spoke about putting green firmness in this podcast: https://open.substack.com/pub/ctunderscoreturf/p/doug-soldatA note about soil surfactants: https://www.asianturfgrass.com/post/what-do-wetting-agents-really-do/Read more about all kinds of turfgrass topics at

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134:59

Championship conditions discussion with Eric Johnson...

ATC Office Hours ·

2023/02/01

Eric Johnson joined from his office at Chambers Bay to discuss everyday golfing conditions, championship playing surfaces, and workflow using techniques such as clipping volume (#ClipVol), total organic material testing by depth (#OM246), and nutrient supply using #MLSN.You can find Eric on Twitter at https://twitter.com/altshot2Read more about all kinds of turfgrass topics at https://www.asianturfgrass.com/Find turfgrass information and decision-making tools at https://www.paceturf.org/See

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93:06

Why are we cultivating so much? Soil organic matter...

ATC Office Hours ·

2022/12/16

Dr. Roch Gaussoin and I discussed soil organic matter, soil organic material, and a lot of things related that that topic.Read more about all kinds of turfgrass topics at https://www.asianturfgrass.com/Find turfgrass information and decision-making tools at https://www.paceturf.org/See the PACE Turf YouTube channel at https://www.youtube.com/user/paceturfSee the ATC newsletters at https://subscribepage.com/atc_newslettersListen to the ATC Doublecut with Micah Woods podcast at

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108:14

Autumn 2022 OM246 review with Chris Tritabaugh

ATC Office Hours ·

2022/12/08

Find out more about #OM246 testing at https://www.asianturfgrass.com/tag/om246/Read Chris's blog with more about this topic at https://ct-turf.medium.com/Read more about all kinds of turfgrass topics at https://www.asianturfgrass.com/Find turfgrass information and decision-making tools at https://www.paceturf.org/See the PACE Turf YouTube channel at https://www.youtube.com/user/paceturfSee the ATC newsletters at https://subscribepage.com/atc_newslettersListen to the ATC Doublecut with Micah

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126:47

MLSN and soil test interpretation on bentgrass and...

ATC Office Hours ·

2022/08/02

Jackie's thesis at Michigan State University was titled "Effects of Different Soil Testing Philosophies on Creeping Bentgrass and Annual Bluegrass Putting Greens." She looked at how much P and K were applied by different interpretation philosophies, how the grass stood up to traffic, and what happened to the elements that were applied. All about #MLSN: https://www.asianturfgrass.com/mlsn/ Three blog posts with links to Jackie Guevara's

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134:55

Golf turf playability with Carl Schimenti: green...

ATC Office Hours ·

2022/05/24

Ball bounce clip from Dan Dinelli: https://youtube.com/clip/UgkxbIlZVkgZyANVSbtpaKnYkPk4xEeDGCyiPlayability-tagged posts on the ATC website: https://www.asianturfgrass.com/tag/playability/Chris Tritabaugh's blog: https://ct-turf.medium.com/the-data-says-cc7defa451f0Office Hours with Andrew McDaniel sharing no change in OM despite only 1 sand topdressing event in a year: https://youtu.be/QxNAOcxzsYM8 minute video showing tournament conditions with only one sand topdressing in a year, plus an

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80:58

No change in soil OM after sand topdressing just once...

ATC Office Hours ·

2022/05/20

We discussed the ball reaction video from the 2021 KBC Augusta tournament: https://youtu.be/bbcJhA1zqNoWatch this episode on YouTube: https://youtu.be/QxNAOcxzsYMFollow Andrew McDaniel on Twitter: https://twitter.com/drumcturfOM246 project page: https://www.asianturfgrass.com/project/om246/Read more about all kinds of turfgrass topics at https://www.asianturfgrass.com/See the ATC newsletters at https://subscribepage.com/atc_newslettersListen to the ATC Doublecut with Micah Woods podcast at

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68:00

Leaf nutrient analyses (tissue tests) with Doug Soldat

ATC Office Hours ·

2022/03/15

Doug Soldat joined me to discuss tissue tests for turfgrass, and how we might make use of them (or not) to make decisions about fertilizer.Frankly Speaking episode with some discussion of tissue testing: https://www.turfnet.com/podcasts/rossi/organic_matters_soldat/ATC website posts tagged "tissue test": https://www.asianturfgrass.com/tag/tissue-test/Watch this episode on YouTube: https://youtu.be/91uKNFJxGDYDoug's pinned tweet about soil and tissue tests:

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120:49

Chris Tritabaugh's blog, disruption, and playability

ATC Office Hours ·

2022/02/22

Read Chris's blog at https://ct-turf.medium.com/The posts we discussed were titled Is that disruptionAre they right? andThe data says ...See more about the bobble test at https://www.asianturfgrass.com/tag/bobbletest/Watch this episode on YouTube at https://youtu.be/nOnfqjdXc7w

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63:50

Turfgrass growth potential (GP) with Larry Stowell...

ATC Office Hours ·

2022/02/18

Get climate appraisal forms from PACE Turf at https://www.paceturf.org/index.php/journal/climateRead about growth potential on the ATC website at https://www.asianturfgrass.com/tag/growth-potential/Watch this episode on YouTube at https://youtu.be/oZgXv3ZaHkQ

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134:01

Nutrient requirements of Poa annua and MLSN with Ben...

ATC Office Hours ·

2022/02/01

Ben Brace and I discussed how we expect MLSN to work for Poa annua, and if there might be some differences compared with creeping bentgrass. We discussed biostimulants, soil sampling, potassium and stress, phosphorus and bentgrass vs. Poa competition, and much more.Watch this episode on YouTube at https://youtu.be/8653TLD7SfA

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86:24

Tom Cook on lawn ecology, bentgrass, and climax...

ATC Office Hours ·

2021/12/03

Watch the video of this conversation: https://youtu.be/Xga9_uA8MBgRead more about Tom Cook in this article: https://www.turfnet.com/blogs/entry/1452-tom-cook-pioneered-the-turf-program-at-oregon-state-university/

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150:24

OM246 report review with Chris Tritabaugh

ATC Office Hours ·

2021/11/24

Chris Tritabaugh, the golf course superintendent at Hazeltine National Golf Club in Minnesota, discuss an OM246 report for samples collected in October 2021. This is total organic material by depth, and knowing the results of this test provide valuable information to optimize golf course playability while ensuring one is applying just the right amount of sand.For more about this, see the OM246 project page on the ATC website.

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18 results

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