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: (EM-146)
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EM-146: Forest dynamics in Oregon landscapes: evaluation and application of an individual-based model
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EM Identity and Description
| EM-146 | |
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Document Author
variable.detail.emDocumentAuthorHelp
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Busing, R. T., Solomon, A. M., McKane, R. B. and Burdick, C. A. |
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Document Year
variable.detail.emDocumentYearHelp
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2007 |
Variable General Info
Basal area (of stands by tree species) ?Comment:Model computes values for individual tree species. |
Total basal area (of stands) ?Comment:Model computes value of all species combined. |
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Variable ID
variable.detail.varIdHelp
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1993 | 1995 |
| Not reported | Not reported | |
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Qualitative-Quantitative
variable.detail.continuousCategoricalHelp
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Quantitative (Cardinal Only) | Quantitative (Cardinal Only) |
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Cardinal-Ordinal
variable.detail.cardinalOrdinalHelp
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Cardinal | Cardinal |
| m^2 ha^-1 | m^2 ha^-1 |
Variable Typology
Basal area (of stands by tree species) ?Comment:Model computes values for individual tree species. |
Total basal area (of stands) ?Comment:Model computes value of all species combined. |
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Predictor-Intermediate-Response
variable.detail.displayVariableTypeHelp
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Response |
Response |
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Predictor Variable Type
variable.detail.displayPredictorVariableTypeHelp
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Not applicable | Not applicable |
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Response Variable Type
variable.detail.resClassHelp
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Computed Variable |
Computed Variable |
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Data Source/Type
variable.detail.dataTypeHelp
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Not applicable | Not applicable |
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Variable Classification Hierarchy
variable.detail.vchLevel1Help
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5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services |
5. Ecosystem Attributes and Potential Supply of Ecosystem Goods and Services |
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--Biological characteristics, processes or requirements of living ecosystem components |
--Biological characteristics, processes or requirements of living ecosystem components |
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----Biological characteristics, processes or requirements of flora and fungi |
----Biological characteristics, processes or requirements of flora and fungi |
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------Trees or shrubs |
------Trees or shrubs |
Variable Spatial Characteristics
Basal area (of stands by tree species) ?Comment:Model computes values for individual tree species. |
Total basal area (of stands) ?Comment:Model computes value of all species combined. |
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Spatial Extent Area
variable.detail.spExtentHelp
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1000-10,000 km^2. | 1000-10,000 km^2. |
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Spatially Distributed?
variable.detail.spDistributedHelp
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Yes | Yes |
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Observations Spatially Patterned?
variable.detail.regularSpGrainHelp
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No | No |
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Spatial Grain Type
variable.detail.spGrainTypeHelp
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Not applicable | Not applicable |
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Spatial Grain Size
variable.detail.spGrainSizeHelp
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Not applicable | Not applicable |
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Spatial Density
variable.detail.spDensityHelp
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8 separate transect sites | 8 separate transect sites |
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EnviroAtlas URL
variable.detail.enviroAtlasURLHelp
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Variable Temporal Characteristics
Basal area (of stands by tree species) ?Comment:Model computes values for individual tree species. |
Total basal area (of stands) ?Comment:Model computes value of all species combined. |
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Temporal Extent
variable.detail.tempExtentHelp
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1500 yrs | 1500 yrs |
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Temporally Distributed?
variable.detail.tempDistributedHelp
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Yes | Yes |
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Regular Temporal Grain?
variable.detail.regularTempGrainHelp
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Yes | Yes |
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Temporal Grain Size Value
variable.detail.tempGrainSizeValHelp
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1 | 1 |
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Temporal Grain Size Units
variable.detail.tempGrainSizeUnitHelp
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Year | Year |
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Temporal Density
variable.detail.tempDensityHelp
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Not applicable | Not applicable |
Variable Values
Basal area (of stands by tree species) ?Comment:Model computes values for individual tree species. |
Total basal area (of stands) ?Comment:Model computes value of all species combined. |
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m^2 ha^-1 ?Comment:Value range for 20 tree taxa. |
Not applicable | |
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Min Value
variable.detail.minEstHelp
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Varies by Run; view Runs to see values | Not applicable |
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Max Value
variable.detail.estHelp
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Varies by Run; view Run to see values | Not applicable |
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Other Value Type
variable.detail.natureOtherEstHelp
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Not applicable | Mean |
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Other Value
variable.detail.otherEstHelp
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Not reported | Varies by Run; view Run to see values |
Variable Variability and Sensitivity
Basal area (of stands by tree species) ?Comment:Model computes values for individual tree species. |
Total basal area (of stands) ?Comment:Model computes value of all species combined. |
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Variability Expression Given?
variable.detail.variabilityExpHelp
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No | No |
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Variability Metric
variable.detail.variabilityMetricHelp
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None | None |
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Variability Value
variable.detail.variabilityValueHelp
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None | None |
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Variability Units
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None | None |
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Resampling Used?
variable.detail.bootstrappingHelp
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Not applicable | Not applicable |
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Variability Expression Used in Modeling?
variable.detail.variabilityUsedHelp
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Not applicable | Not applicable |
Variable Operational Validation (Response Variables only)
| Basal area (of stands by tree species) | Total basal area (of stands) | |
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Variable ID
variable.detail.varIdHelp
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1993 | 1995 |
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Validated?
variable.detail.resValidatedHelp
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Yes | Yes |
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Validation Approach (within, between, etc.)
variable.detail.validationApproachHelp
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None | None |
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Validation Quality (Qual/Quant)
variable.detail.validationQualityHelp
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None | None |
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Validation Method (Stat/Deviance)
variable.detail.validationMethodHelp
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None | None |
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Validation Metric
variable.detail.validationMetricHelp
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None | None |
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Validation Value
variable.detail.validationValHelp
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None | None |
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Validation Units
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None | None |
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Use of Measured Response Data
variable.detail.measuredResponseDataHelp
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None | None |