Turfgrass Epistemology
This podcast explores how we know what we know about turfgrass science. If you are a lawn care operator, sport field manager, sod producer, golf superintendent, or a home owner, this podcast provides evidence-based information to help you better manage your turfgrass.
- Update frequency
- every 3 days
- Average duration
- 76 minutes
- Episodes
- 212
- Years Active
- 2023 - 2025
S1 E49 Dr. Paul Raymer - Biodethatching in Bermudagrass and Zoysiagrass.
Sudeep S. Sidhu, Qingguo Huang, Robert N. Carrow, and Paul L. Raymer. 2013. Efficacy of Fungal Laccase to Facilitate Biodethatching in Bermudagrass and Zoysiagrass. Agron. J. 105:1247–1252.
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S1 E48 Does fertility and cultivation influence thatch on a bermudagrass home lawn?
R.N. Carrow, B. J. Johnson, and R. E. Burns. 1987. Thatch and Quality of Tifway Bermudagrass Turf in Relation to Fertility and Cultivation. Agron. J. 79:524-530.
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S1 E47 Biological and cultural thatch management on newly seeded bentgrass putting greens.
Lambert B. McCarty, Matthew F. Gregg, Joe E. Toler, James J. Camberato, and Hoke S. Hill. 2005. Minimizing Thatch and Mat Development in a Newly Seeded Creeping Bentgrass Golf Green. Crop Sci. 45:152…
S1 E46 White-rot Fungi Reduces Lignin of Four Turfgrasses
Sartain, J.B. and B.G. Volk. 1984. Influence of Selected White-Rot Fungi and Topdressings on the Composition of Thatch Components of Four Turfgrasses. Agron. J. 76:359-362.
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S1 E45 Bugs in a jug.
Murdoch, C.L. and J.P. Barr. 1976. Ineffectiveness of Commercial Microorganism Inoculum in Breaking Down Thatch in Common Bermudagrass in Hawaii. HortScience 11:488-489.
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S1 E44 Thatch accumulation following Milorganite, Lime, Verticutting, and Aerification.
Murray, J.J. and F.V. Juska. 1977. Effect of Management Practices on Thatch Accumulation, Turf Quality, and Leaf Spot Damage in Common Kentucky Bluegrass. Agron. J. 69:365-369.
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S1 E43 Thatch management in a bottle. Is this possible?
Sidhu, S.S, Q. Huang, R.N. Carrow, and P.L. Raymer. 2012. Use of Fungal Laccases to Facilitate Biodethatching: A New Approach. HortScience 47:1536–1542
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S1 E42 Dr. Lee Berndt - Do bio-organic materials hasten thatch decay?
Berndt, W.L., P.E. Rieke, and J.M. Vargas, Jr. 1990. Kentucky Bluegrass Thatch Characteristics Following Application of Bio-organic Materials. HortScience 25(4):412-414.
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S1 E41 Does Thatch Influence Water Infiltration?
Taylor, D.H. and G.R. Blake. 1982. The Effect of Turfgrass Thatch on Water Infiltration Rates. Soil Sci . Soc . Am. J. 46:616-619.
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S1 E40 Can You Control Thatch Using Aerification and Ammonium Sulfate?
Smith, G.S. 1979. Nitrogen and Aerification Influence on Putting Green Thatch and Soil.
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S1 E39 The Most Accurate Method of Measuring Zoysiagrass Thatch
Shaddox T.W. and J.B. Unruh. 2019. Correlating Methods of Measuring Zoysiagrass Thatch. Crop Sci. 59:792–799.
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S1 E38 The Nature of Turfgrass Thatch
Ledeboer, F. B. and C. R. Skogley. 1967. Investigations Into the Nature of Thatch and Methods for its Decomposition.
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S1 E37 Logical Fallacies - Ad hominem
Ad hominem fallacy occurs when you attempt to refute an argument by attacking the person. Ridicule has its place and can be useful in some situations. But, ridicule rarely leads to the person recogni…
S1 E36 Organic vs. synthetic fertilizer in Canada. Which is better?
Nelson, S. H. 1980. Summer color and fall color retention of Kentucky bluegrass receiving varying amounts and timing of inorganic and inorganic-organic combinations of nitrogen. Can. J. Plant Sci. 60…
S1 E35 Does timing of fall-applied nitrogen differ in Italy?
Grossi, N., F. Lulli, M. Volterrani, and S. Miele. 2005. Timing of fall nitrogen application on tall fescue turf.
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S1 E34 Dr. Cale Bigelow - Turfgrass response to various nitrogen programs in Indiana.
Walker, K. S., C. A. Bigelow, D. R. Smith, G. E. Van Scoyoc, and Z. J. Reicher. 2007. Aboveground Responses of Cool-Season Lawn Species to Nitrogen Rates and Application Timings
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S1 E33 Is polymer and sulfur-coated urea any better on Kentucky bluegrass than just urea?
Bigelow, C. A., K. S. Walker, and G. A. Hardebeck. 2007. Single Fall Applications of Coated Urea Fertilizers Produce a High Quality Kentucky Bluegrass Turf
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S1 E32 You don’t get roots, and you don’t get roots! No one gets roots!
Moore, R. W., N. E. Christians, and M. L. Agnew. 1996. Response of Three Kentucky Bluegrass Cultivars to Sprayable Nitrogen Fertilizer Programs.
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S1 E31 Nitrogen uptake differs even within cultivars of the same species.
Liu, H. and R. J. Hull. 2006. Comparing cultivars of three cool-season turfgrasses for nitrogen recovery in clippings.
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S1 E30 What happens to nitrogen applied to turfgrass in late fall?
Mangiafico, S. S. and K. Guillard. 2006. Fall Fertilization Timing Effects on Nitrate Leaching and Turfgrass Color and Growth.
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