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Getting Buckets

Micah Woods
December 02, 2019

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/

Micah Woods

December 02, 2019
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  1. Getting Buckets
    Micah Woods
    Chief Scientist
    Asian Turfgrass Center
    www.asianturfgrass.com
    2 December 2019

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  4. #ClipVol

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  7. Five reasons why
    1. Growth rate

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  8. Five reasons why
    1. Growth rate
    2. Green speed

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  9. Five reasons why
    1. Growth rate
    2. Green speed
    3. Nutrient use and supply

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  10. Five reasons why
    1. Growth rate
    2. Green speed
    3. Nutrient use and supply
    4. Consistency

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  11. Five reasons why
    1. Growth rate
    2. Green speed
    3. Nutrient use and supply
    4. Consistency
    5. Topdressing

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  12. 1. Growth rate

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  13. Old Course, St. Andrews

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  14. Kashima Soccer Stadium, Japan

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  15. Royal Bangkok Sports Club

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  16. Siam CC Plantation Course, Thailand

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  18. photo courtesy of Evan Mascitti

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  21. 2. Green speed

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  22. greenkeeper Andrew McDaniel (@drumcturf) at Keya GC, Japan

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  23. Keya GC, Japan

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  28. Keya GC, Japan

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  29. Keya GC, Japan

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  32. Eric Reasor project, photo at Koshigaya GC, Saitama, Japan

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  34. 3. Nutrient use and supply

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  35. Nichino Ryokka research center at Chiba, Japan

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  36. Chiba, Japan

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  38. For bentgrass, with every 1 mL/m2, expect a dry matter harvest of
    0.06 g/m2.

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  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.

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  41. 4. Consistency

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  42. Augusta National GC, USA

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  43. Keya GC, Japan

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  48. 5. Topdressing

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  49. Tifeagle, Thailand

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  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

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  51. Kanto region, Japan

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  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

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  57. 1. Growth rate
    2. Green speed
    3. Nutrient use and supply
    4. Consistency
    5. Topdressing

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  58. www.asianturfgrass.com

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