The reference state is representative of the natural range of variability under naturally stable, pre-European settlement conditions. The community phases of this state are dynamic in response to changes in weather patterns and disturbance regimes. Natural disturbances affecting this ecological site include periodic flooding, drought, wildfire, disease and insect attack. Sustaining an adequate level of ground water is important for maintenance of the reference state. This ecological site is dependent the availability of ground water, not annual precipitation for perpetuation of the stand.
Submodel
1.1. Reference Community
Model keys
Briefcase
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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.