Transcript TURF QUALITY

TURF QUALITY
Turfgrass
Grass plants that tolerate mowing and traffic
TURF QUALITY
Visual characteristics
Density
 Number of shoots per unit area
 Varies with type of grass and cultural
practice
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Visual characteristics
Texture
 Leaf blade width
 Fine versus coarse
 Not appealing when mixed
 Finer texture related to higher density
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Visual characteristics
Color
 Darker green seems more appealing
 Mowing quality
 Fertilizer
 Species
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https://www.youtube.com/watch?v=xXQD
P5IqowQ
TURF QUALITY
Visual characteristics
Uniformity
 Even appearance of turf
 Color, texture, density, height, evenness
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Visual characteristics
Smoothness
 Roll of ball on golf green
 Stimpmeter
TURF QUALITY
Functional characteristics
Rigidity
 Resistance to compression
 Wear resistance to traffic
 Softness on bare feet
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Functional characteristics
Elasticity
 Leaves spring back after compression
 Water stress indicated by low elasticity
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Functional characteristics
Resiliency
 Capacity to absorb shock
 Athletic fields
 Due to shoots, roots, and thatch
NRG Stadium (Houston Texans)
8’ x 8’ pallets
 1400 to complete field
 5000 available
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Reliant Stadium
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https://www.youtube.com/watch?v=u1Ym
S2kDsd8
TURF QUALITY
Functional characteristics
Yield
 Clippings removed by mowing
 Indication of growth
 Excessive yield can reduce root growth
and increase thatch
TURF QUALITY
Functional characteristics
Recuperative capacity
 Ability to recover from damage by disease,
insect, traffic…
Construction of Artificial Turf
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https://www.youtube.com/watch?v=lEcJn
y8Vi7Q
University of Phoenix stadium
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https://www.youtube.com/watch?v=Qad61FZ3MI