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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 TURF QUALITY Visual characteristics Texture Leaf blade width Fine versus coarse Not appealing when mixed Finer texture related to higher density TURF QUALITY Visual characteristics Color Darker green seems more appealing Mowing quality Fertilizer Species https://www.youtube.com/watch?v=xXQD P5IqowQ TURF QUALITY Visual characteristics Uniformity Even appearance of turf Color, texture, density, height, evenness TURF QUALITY 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 TURF QUALITY Functional characteristics Elasticity Leaves spring back after compression Water stress indicated by low elasticity TURF QUALITY 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 Reliant Stadium 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 https://www.youtube.com/watch?v=lEcJn y8Vi7Q University of Phoenix stadium https://www.youtube.com/watch?v=Qad61FZ3MI