Travis Shaddox
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.
Autor
Travis Shaddox
Categoría
Web del podcast
Último episodio
9 de jul. de 2026
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Episodios
S2 E73 The Cost of Soil Test Philosophies 10.08.2024 1:16:11
Olson, R.A., Frank, K.D., Grabouski, P.H. and Rehm, G.W. (1982), Economic and Agronomic Impacts of Varied Philosophies of Soil Testing1. Agron. J., 74: 492-499. https://doi.org/10.2134/agronj1982.00021962007400030022x Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-4234 Apple Podcast https://podcasts.apple.com/us/...
S2 E72 When Soil Tests Come Out, the BS Flows! 07.08.2024 1:24:50
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S2 E71 Nitrogen Sources, Calcium, and Magnesium on Putting Greens. 06.08.2024 1:18:24
Sartain, J.B. (1985), Effect of Acidity and N Source on the Growth and Thatch Accumulation of Tifgreen Bermudagrass and on Soil Nutrient Retention1. Agron. J., 77: 33-36. https://doi.org/10.2134/agronj1985.00021962007700010009x Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-4234 Apple Podcast https://podcasts.app...
S2 E70 Do Calcium to Magnesium Ratios Matter for Bermuda and Rye? 02.08.2024 56:03
Sartain, J.B. (1993), Interrelationships among Turfgrasses, Clipping Recycling, Thatch, and Applied Calcium, Magnesium, and Potassium. Agron. J., 85: 40-43. https://doi.org/10.2134/agronj1993.00021962008500010008x Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-4234 Apple Podcast https://podcasts.apple.com/us/podc...
S2 E69 Three Salesmen Who Don't Understand Soils Teach You About Soils. 31.07.2024 1:23:58
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S2 E68 Base Cation Saturation on Putting Greens? 30.07.2024 59:17
St. John, R.A., Christians, N.E. and Taber, H.G. (2003), Supplemental Calcium Applications to Creeping Bentgrass Established on Calcareous Sand. Crop Sci., 43: 967-972. https://doi.org/10.2135/cropsci2003.9670 Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-4234 Apple Podcast https://podcasts.apple.com/us/podcast/...
S2 E57 Dr. William Albrecht and the Base Cation Delusion. 27.07.2024 57:20
Kopittke, P.M. and Menzies, N.W. (2007), A Review of the Use of the Basic Cation Saturation Ratio and the “Ideal” Soil. Soil Sci. Soc. Am. J., 71: 259-265. https://doi.org/10.2136/sssaj2006.0186 Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-4234 Apple Podcast https://podcasts.apple.com/us/podcast/turfgrass-epist...
S2 E66 How NOT to Soil Test with Doc. 24.07.2024 1:11:29
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S2 E65 Base Cation Saturation Vs. Sufficiency Level 23.07.2024 1:22:39
Culman SW, Brock C, Doohan D, Jackson-Smith D, Herms C, Chaganti VN, Kleinhenz M, Sprunger CD, Spargo J. Base cation saturation ratios vs. sufficiency level of nutrients: A false dichotomy in practice. Agronomy Journal. 2021; 113: 5623–5634. https://doi.org/10.1002/agj2.20787 Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemai...
S2 E64 Four Companies Selling Calcium. Four Times the Pseudoscience. 18.07.2024 2:06:10
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S2 E63 History of Soil Balancing 16.07.2024 1:07:05
Chaganti, V.N. and Culman, S.W. (2017), Historical Perspective of Soil Balancing Theory and Identifying Knowledge Gaps: A Review. Crop, Forage & Turfgrass Management, 3: 1-7 cftm2016.10.0072. https://doi.org/10.2134/cftm2016.10.0072 Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-4234 Apple Podcast https://pod...
S2 E62 Should You Apply P, K, and Lime Prior to Seeding Turfgrass? 13.07.2024 1:20:03
Turner, T.R. and Waddington, D.V. (1983), Soil Test Calibration for Establishment of Turfgrass Monostands. Soil Science Society of America Journal, 47: 1161-1166. https://doi.org/10.2136/sssaj1983.03615995004700060021x Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-4234 Apple Podcast https://podcasts.apple.com/us...
S2 E61 Soil Testing: P, K, Mg, SO4-2, and Mn 09.07.2024 55:28
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S2 E60 Soil Testing: pH, Salinity, and Cation Exchange Capacity 02.07.2024 1:22:00
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S2 E59 Soil Testing: Methods and Philosophy 29.06.2024 1:25:10
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S2 E58 Soil Testing: Sampling Depth and Timing 25.06.2024 1:23:44
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S2 E57 Advanced Fertilizer Formulations for Turfgrass 21.06.2024 1:37:22
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S2 E56 Fertilizer Ratios and Multi-Nutrient Raw Materials. 18.06.2024 1:12:56
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S2 E55 Fertilizer Production, Ordering, and Formulation for Turfgrass 14.06.2024 1:11:24
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S2 E54 Dr. Gregg Munshaw - What is Bluemuda? 11.06.2024 1:52:55
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S2 E53 Fertilizer Raw Materials for Turfgrass 07.06.2024 1:39:33
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S2 E52 Yes, I am. 29.05.2024 1:00:24
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S2 E51 Bias Against Disconfirmatory Evidence 24.05.2024 1:08:12
Woodward TS, Buchy L, Moritz S, Liotti M. A bias against disconfirmatory evidence is associated with delusion proneness in a nonclinical sample. Schizophr Bull. 2007 Jul;33(4):1023-8. doi: 10.1093/schbul/sbm013. Epub 2007 Mar 8. PMID: 17347526; PMCID: PMC2632321. Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-423...
S2 E50 Depression and Pesticide Exposure 21.05.2024 52:01
Beseler CL, Stallones L, Hoppin JA, Alavanja MC, Blair A, Keefe T, Kamel F. Depression and pesticide exposures among private pesticide applicators enrolled in the Agricultural Health Study. Environ Health Perspect. 2008 Dec;116(12):1713-9. doi: 10.1289/ehp.11091. Epub 2008 Sep 9. PMID: 19079725; PMCID: PMC2599768. Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/...
S2 E49 The Dunning-Kruger Effect 17.05.2024 1:21:32
Kruger J, Dunning D. Unskilled and unaware of it: how difficulties in recognizing one's own incompetence lead to inflated self-assessments. J Pers Soc Psychol. 1999 Dec;77(6):1121-34. doi: 10.1037//0022-3514.77.6.1121. PMID: 10626367. Join Turfgrass Epistemology to get access to perks: https://www.youtube.com/channel/UC-UZnHkJhAmARDZ4YoHnc_A/join Voicemail: 859-444-4234 Apple Podcast https://podca...
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