SAGA-GIS Tool Library Documentation (v7.2.0)

Tool 03: Spatially Distributed Simulation of Soil Nitrogen Dynamics

Spatially Distributed Simulation of Soil Nitrogen Dynamics.
Reference:
Hugget, R.J. (1993): 'Modelling the Human Impact on Nature', Oxford University Press.

Parameters

 NameTypeIdentifierDescriptionConstraints
InputElevationGrid (input)DEM--
OutputSoil NitrogenGrid (output)NSTORE--
OptionsGrid systemGrid systemPARAMETERS_GRID_SYSTEM--
Time Span [a]Floating pointTIME_SPAN-Minimum: 0.000000
Default: 100.000000
Time Interval [a]Floating pointTIME_STEP-Minimum: 0.000000
Default: 0.100000
Update ViewBooleanUPDATE-Default: 1
Initial Nitrogen Content [kg/ha]Floating pointNINIT-Minimum: 0.000000
Default: 5000.000000
Nitrogen in Rainfall [kg/ha/a]Floating pointNRAIN-Minimum: 0.000000
Default: 16.000000

Command-line

Usage: saga_cmd sim_ecosystems_hugget 2 [-DEM <str>] [-NSTORE <str>] [-TIME_SPAN <double>] [-TIME_STEP <double>] [-UPDATE <str>] [-NINIT <double>] [-NRAIN <double>]
  -DEM:<str>         	Elevation
	Grid (input)
  -NSTORE:<str>      	Soil Nitrogen
	Grid (output)
  -TIME_SPAN:<double>	Time Span [a]
	Floating point
	Minimum: 0.000000
	Default: 100.000000
  -TIME_STEP:<double>	Time Interval [a]
	Floating point
	Minimum: 0.000000
	Default: 0.100000
  -UPDATE:<str>      	Update View
	Boolean
	Default: 1
  -NINIT:<double>    	Initial Nitrogen Content [kg/ha]
	Floating point
	Minimum: 0.000000
	Default: 5000.000000
  -NRAIN:<double>    	Nitrogen in Rainfall [kg/ha/a]
	Floating point
	Minimum: 0.000000
	Default: 16.000000