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=dakt8
• ATC website: https://www.asianturfgrass.com/
• ATC's OM246 page (with link to sampling recommendations): https://www.asianturfgrass.com/project/om246/
• PACE Turf: https://www.paceturf.org/
• Tim VanLoo's article on "Organic matter accumulation in sand-based [sports field] rootzones:" https://sportsfieldmanagementonline.com/2010/08/02/organic-matter-accumulation-in-sand-based-rootzones/4463/
• Tim VanLoo's thesis about OM and OM testing on sand-based sports fields: https://d.lib.msu.edu/etd/39253/OBJ/view
• My report about composite soil sampling for turfgrass: https://www.asianturfgrass.com/publication/woods-2020-sampling/