Getting Buckets

I spoke about measuring clipping volume at a meeting with the Danish Greenkeepers Association at Copenhagen Golf Club. For more information, see my book about this topic, One Bucket at a Time: https://www.asianturfgrass.com/buckets/

Transcript

1. Getting Buckets Micah Woods Chief Scientist Asian Turfgrass Center www.asianturfgrass.com 2 December 2019
4. #ClipVol
7. Five reasons why 1. Growth rate
8. Five reasons why 1. Growth rate 2. Green speed
9. Five reasons why 1. Growth rate 2. Green speed 3. Nutrient use and supply
10. Five reasons why 1. Growth rate 2. Green speed 3. Nutrient use and supply 4. Consistency
11. Five reasons why 1. Growth rate 2. Green speed 3. Nutrient use and supply 4. Consistency 5. Topdressing
12. 1. Growth rate
13. Old Course, St. Andrews
14. Kashima Soccer Stadium, Japan
15. Royal Bangkok Sports Club
16. Siam CC Plantation Course, Thailand
18. photo courtesy of Evan Mascitti
21. 2. Green speed
22. greenkeeper Andrew McDaniel (@drumcturf) at Keya GC, Japan
23. Keya GC, Japan
28. Keya GC, Japan
29. Keya GC, Japan
32. Eric Reasor project, photo at Koshigaya GC, Saitama, Japan
34. 3. Nutrient use and supply
35. Nichino Ryokka research center at Chiba, Japan
36. Chiba, Japan
38. For bentgrass, with every 1 mL/m2, expect a dry matter harvest of 0.06 g/m2.
39. Then resupply as desired For example, 500 mL/m2 of bentgrass ≈ 1.2 g N/m2. And 0.6 g K/m2. And so on.
41. 4. Consistency
42. Augusta National GC, USA
43. Keya GC, Japan
48. 5. Topdressing
49. Tifeagle, Thailand
50. “41% of members and players complain that sanded greens play poorly, according to turf managers who participated in recent GCI research.” GCI Magazine—April 2018
51. Kanto region, Japan
56. Table 1: Annual clipping volume at that location from 2013 to 2016 Year Volume Estimated dry weight N applied L/m2 g/m2 g/m2 2013 4.4 266 NA 2014 3.4 201 13 2015 2.9 172 10 2016 2.4 142 8.5
57. 1. Growth rate 2. Green speed 3. Nutrient use and supply 4. Consistency 5. Topdressing
58. www.asianturfgrass.com