Spatially Distributed Simulation of Soil Nitrogen Dynamics

Author(s)	O.Conrad (c) 2003
Library ID	sim_ecosystems_hugget
Tool ID	2
Version	1.0
Menu	Simulation \| Ecology \| Modelling the Human Impact on Nature

Description

A simple spatially distributed simulation model of soil nitrogen dynamics.

Parameters

	Name	Type	Identifier	Description	Constraints
Input	Elevation	grid, input	`DEM`	-	-
Output	Soil Nitrogen	grid, output	`NSTORE`	-	-
Options	Time Span	floating point number	`TIME_SPAN`	[yrs]	Minimum: 0.000000 Default: 100
	Time Interval	floating point number	`TIME_STEP`	[yrs]	Minimum: 0.000000 Default: 1
	Initial Nitrogen Content	floating point number	`NINIT`	[kg/ha]	Minimum: 0.000000 Default: 5000
	Nitrogen in Rainfall	floating point number	`NRAIN`	[kg/ha/yr]	Minimum: 0.000000 Default: 16
	Update View	boolean	`UPDATE`	-	Default: 1

Command Line


Usage: saga_cmd sim_ecosystems_hugget 2 [-DEM ] [-NSTORE ] [-TIME_SPAN ] [-TIME_STEP ] [-NINIT ] [-NRAIN ] [-UPDATE ]
  -DEM:            Elevation
	grid, input
  -NSTORE:         Soil Nitrogen
	grid, output
  -TIME_SPAN:   Time Span
	floating point number
	Minimum: 0.000000
	Default: 100
  -TIME_STEP:   Time Interval
	floating point number
	Minimum: 0.000000
	Default: 1
  -NINIT:       Initial Nitrogen Content
	floating point number
	Minimum: 0.000000
	Default: 5000
  -NRAIN:       Nitrogen in Rainfall
	floating point number
	Minimum: 0.000000
	Default: 16
  -UPDATE:         Update View
	boolean
	Default: 1