GROUP: turfgrass (gr)
DEFINITION: ≥90% cover by intensive turfgrass management in private & public uses. This is NOT the same as pasture, hayfield, or unmanaged grass: turfgrass must be managed for ornamental or recreational purposes by frequent mowing and other management interventions such as irrigation and fertilization

Table of Contents

Classification

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  1. Object
    1. household yard grass = ≥90% household turfgrass.
    2. playing field/recreational grass
    3. road median or edge grass
    4. graveyard grass
    5. generic institutional turfgrass = public/institutionally-managed turfgrass that is not a road median or edge, graveyard, or golf course.
  2. Scale
    1. household yard grass
      1. small (<30m) areal
      2. medium-scale (>30m to 1ha)
      3. large-scale (>1 ha)

Key

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  1. household yard grass
    1. small (<30m) areal = gr01
    2. medium-scale (>30m to 1ha) = gr02
    3. large-scale (>1 ha) = gr03
  2. local roads, paths, & access = gr04
  3. playing field/recreational grass = gr05
  4. road median or edge grass = gr06
  5. graveyard grass = gr07
  6. golf course grass = gr08
  7. generic institutional turfgrass = public/institutionally-managed turfgrass that is not a road median or edge, graveyard, or golf course.
    1. small (<30m) areal = gr09
    2. medium-scale (>30m to 1ha) = gr10
    3. large-scale (>1 ha) = gr11

Dominance Rules

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Factors

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Leaf Type: grass
Leaf Time: mixed
Tree Cover: <<10%
Vegetation Cover: >90%
Height: 0m
IGBP_DIS:
Identification:
L1 Minimum: >2m linear, >10m polygon
L2 Minimum: >0.2m linear, >5m polygon

Compatible Classes

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FORM:

Anthropogenic Mounded Excavated Terraced Slope Floodplain Foot Slope Bench Plateau Summit Sloping Steep Slope

USE:

Ornamental

COVER:

Annual

TYPE:

Mapped Ecotopes

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ANOAgr01 ANOAgr04 ANOAgr05 ANOAgr08  

Citation for AEM: Ellis E. C., H. Wang, H. Xiao, K. Peng, X. P. Liu, S. C. Li, H. Ouyang, X. Cheng, and L. Z. Yang. 2006. Measuring long-term ecological changes in densely populated landscapes using current and historical high resolution imagery. Remote Sensing of Environment 100(4):457-473.