Gravelly 8-14 PZ
Scenario model
Current ecosystem state
Select a state
Management practices/drivers
Select a transition or restoration pathway
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Transition T1A
Prolonged drought coupled with excessive grazing pressure
More details -
No transition or restoration pathway between the selected states has been described
Target ecosystem state
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Description
The reference state is considered to be representative of the natural range of variation under pre-Euro settlement conditions. It is characterized by a diverse mixture of warm-season grasses and shrubs. Community phase changes are primarily driven by prolonged drought.
Submodel
Description
The Encroached state is characterized by a reduction in warm-season grass diversity, loss of herbaceous cover and increased bare ground. Native shrubs have increased in cover and density and are controlling site resources, including infiltration, runoff, and nutrient cycling.
Submodel
Model keys
Briefcase
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Ecological sites
Major Land Resource Areas
The Ecosystem Dynamics Interpretive Tool is an information system framework developed by the USDA-ARS Jornada Experimental Range, USDA Natural Resources Conservation Service, and New Mexico State University.