Soil Water Balance (Annual)
- Author: O.Conrad, L.Landschreiber (c) 2016
- Menu: Simulation | Soil Hydrology
Description
This tool calculates the water balance for the selected position on a daily basis. Needed input is monthly data of mean, minimum, and maximum temperature as well as precipitation.
References
- Paulsen, J. / K_rner, C. (2014): A climate-based model to predict potential treeline position around the globe. Alpine Botany, 124:1, 1-12. doi:10.1007/s00035-014-0124-0.
Parameters
Name | Type | Identifier | Description | Constraints | |
---|---|---|---|---|---|
Input | Mean Temperature | grid list, input | T | - | - |
Minimum Temperature | grid list, input | TMIN | - | - | |
Maximum Temperature | grid list, input | TMAX | - | - | |
Precipitation | grid list, input | P | - | - | |
Soil Water Capacity of Profile | grid, input, optional | SWC | Total soil water capacity (mm H2O). | - | |
Output | Snow Depth | grid collection, output, optional | SNOW | - | - |
Evapotranspiration | grid collection, output, optional | ETP | - | - | |
Soil Water (Upper Layer) | grid collection, output, optional | SW_0 | - | - | |
Soil Water (Lower Layer) | grid collection, output, optional | SW_1 | - | - | |
Options | Grid System | grid system | PARAMETERS_GRID_SYSTEM | - | - |
Default | floating point number | SWC_DEFAULT | default value if no grid has been selected | Minimum: 0.000000 Default: 220.000000 | |
Top Soil Water Capacity | floating point number | SWC_SURFACE | - | Minimum: 0.000000 Default: 10.000000 | |
Transpiration Resistance | floating point number | SW1_RESIST | - | Minimum: 0.010000 Default: 1.000000 | |
Default Latitude | floating point number | LAT_DEF | - | Minimum: -90.000000 Maximum: 90.000000 Default: 0.000000 |
Command Line
Usage: saga_cmd climate_tools 20 [-T] [-TMIN ] [-TMAX ] [-P ] [-SWC ] [-SWC_DEFAULT ] [-SWC_SURFACE ] [-SW1_RESIST ] [-LAT_DEF ] [-SNOW ] [-ETP ] [-SW_0 ] [-SW_1 ] -T: Mean Temperature grid list, input -TMIN: Minimum Temperature grid list, input -TMAX: Maximum Temperature grid list, input -P: Precipitation grid list, input -SWC: Soil Water Capacity of Profile grid, input, optional -SWC_DEFAULT: Default floating point number Minimum: 0.000000 Default: 220.000000 -SWC_SURFACE: Top Soil Water Capacity floating point number Minimum: 0.000000 Default: 10.000000 -SW1_RESIST: Transpiration Resistance floating point number Minimum: 0.010000 Default: 1.000000 -LAT_DEF: Default Latitude floating point number Minimum: -90.000000 Maximum: 90.000000 Default: 0.000000 -SNOW: Snow Depth grid collection, output, optional -ETP: Evapotranspiration grid collection, output, optional -SW_0: Soil Water (Upper Layer) grid collection, output, optional -SW_1: Soil Water (Lower Layer) grid collection, output, optional