Difference between revisions of "Variable:Dominant Height"
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{{ForestInputData | {{ForestInputData | ||
| − | |description = | + | |description = Mean height of dominant trees. Used as input to the thinning guide, to determine thinning grade. |
|I_O = Output variable (prognosis) | |I_O = Output variable (prognosis) | ||
|type = real | |type = real | ||
| − | |membership = [[Definition: | + | |membership = [[Definition:Treatment unit| Treatment unit]] |
| − | |unit_values = ( | + | |unit_values = (m) |
| − | |database = (result database) | + | |database = dbo.Result_ForestData (result database) |
}} | }} | ||
| + | ==Definition== | ||
Computed as arithmetic mean height of 100 largest (diameter) trees of [[Variable:Dominant Species | dominant species]] in a one ha stand. If there are several plots in the stand, dominant height is computed as the arithmetic average over all plots, with 100 dominant trees/per ha selected from each plot. | Computed as arithmetic mean height of 100 largest (diameter) trees of [[Variable:Dominant Species | dominant species]] in a one ha stand. If there are several plots in the stand, dominant height is computed as the arithmetic average over all plots, with 100 dominant trees/per ha selected from each plot. | ||
{{VariableCategory}} | {{VariableCategory}} | ||
Latest revision as of 12:06, 1 September 2011
| Name: | Dominant Height |
|---|---|
| Description: | Mean height of dominant trees. Used as input to the thinning guide, to determine thinning grade. |
| I/O: | Output variable (prognosis) |
| Membership: | Treatment unit |
| Type: | real |
| Unit/values: | (m) |
| Database table: | dbo.Result_ForestData (result database) |
Definition
Computed as arithmetic mean height of 100 largest (diameter) trees of dominant species in a one ha stand. If there are several plots in the stand, dominant height is computed as the arithmetic average over all plots, with 100 dominant trees/per ha selected from each plot.