Difference between revisions of "Climate Model"
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A "climate scenario" file imported to Heureka is not an actually scenario but a table of coeffiicients used to calculate growth modification factors that are then used in the Heureka "climate model". | A "climate scenario" file imported to Heureka is not an actually scenario but a table of coeffiicients used to calculate growth modification factors that are then used in the Heureka "climate model". | ||
| − | For a given prediction unit, the growth correction factor is calculated as function of the parameters a, b and c, which depend on scenario, geographic locations, tree species and soil moisture code. <br> | + | For a given prediction unit that has soil moisture class j, the growth correction factor is calculated as function of the parameters a, b and c, which depend on scenario, geographic locations, tree species and soil moisture code. <br> |
| − | <math>\alpha_{BIOMASS}(s) = a(s) LAI(s)^2 + b(s) LAI(s) + c(s)</math> | + | <math>\alpha_{BIOMASS}(s) = a(s,j) LAI(s)^2 + b(s,j) LAI(s) + c(s,j)</math> |
where | where | ||
| − | ''α''<sub>''BIOMASS''</sub>( | + | ''α''<sub>''BIOMASS''</sub>(i,j) = Growth correction factor for species ''j'' according to model BIOMASS, and |
<br>''LAI''(''s'') = Leaf area index for species s (m<sup>2</sup> leaf area / m<sup>2</sup> forest floor area) | <br>''LAI''(''s'') = Leaf area index for species s (m<sup>2</sup> leaf area / m<sup>2</sup> forest floor area) | ||
Revision as of 16:52, 22 March 2016
TODO.