SAGA-GIS Tool Library Documentation (v6.1.0)

Tool 02: Carbon Cycle Simulation for Terrestrial Biomass

Simulation of the Carbon Cycle in Terrestrial Biomass.
Reference:
Hugget, R.J. (1993): 'Modelling the Human Impact on Nature', Oxford University Press.

Parameters

 NameTypeIdentifierDescriptionConstraints
OutputResultsTable (output)TABLE--
OptionsTime SpanFloating pointTIME_SPAN-Minimum: 0.000000
Default: 100.000000
Time Interval [a]Floating pointTIME_STEP-Minimum: 0.000000
Default: 0.100000
Net Primary Production [Gt Carbon / a]Floating pointPRIMPROD-Minimum: 0.000000
Default: 27.800000
Humification FactorFloating pointCHUMIFY-Minimum: 0.000000
Default: 0.400000
Carbonization FactorFloating pointCCARBON-Minimum: 0.000000
Default: 0.050000
LeavesFloating pointP_LEAV-Minimum: 0.000000
Default: 0.300000
BranchesFloating pointP_BRAN-Minimum: 0.000000
Default: 0.200000
StemsFloating pointP_STEM-Minimum: 0.000000
Default: 0.300000
RootsFloating pointP_ROOT-Minimum: 0.000000
Default: 0.200000
Leaves to LitterFloating pointK_LEAV_LITT-Minimum: 0.000000
Default: 1.000000
Branches to LitterFloating pointK_BRAN_LITT-Minimum: 0.000000
Default: 0.100000
Stems to LitterFloating pointK_STEM_LITT-Minimum: 0.000000
Default: 0.033000
Roots to HumusFloating pointK_ROOT_HUMU-Minimum: 0.000000
Default: 0.100000
Litter to HumusFloating pointK_LITT_HUMU-Minimum: 0.000000
Default: 1.000000
Humus to CharcoalFloating pointK_HUMU_COAL-Minimum: 0.000000
Default: 0.100000
Charcoal to EnvironmentFloating pointK_COAL_ENVI-Minimum: 0.000000
Default: 0.002000

Command-line

Usage: saga_cmd sim_ecosystems_hugget 1 [-TABLE <str>] [-TIME_SPAN <double>] [-TIME_STEP <double>] [-PRIMPROD <double>] [-CHUMIFY <double>] [-CCARBON <double>] [-P_LEAV <double>] [-P_BRAN <double>] [-P_STEM <double>] [-P_ROOT <double>] [-K_LEAV_LITT <double>] [-K_BRAN_LITT <double>] [-K_STEM_LITT <double>] [-K_ROOT_HUMU <double>] [-K_LITT_HUMU <double>] [-K_HUMU_COAL <double>] [-K_COAL_ENVI <double>]
  -TABLE:<str>         	Results
	Table (output)
  -TIME_SPAN:<double>  	Time Span
	Floating point
	Minimum: 0.000000
	Default: 100.000000
  -TIME_STEP:<double>  	Time Interval [a]
	Floating point
	Minimum: 0.000000
	Default: 0.100000
  -PRIMPROD:<double>   	Net Primary Production [Gt Carbon / a]
	Floating point
	Minimum: 0.000000
	Default: 27.800000
  -CHUMIFY:<double>    	Humification Factor
	Floating point
	Minimum: 0.000000
	Default: 0.400000
  -CCARBON:<double>    	Carbonization Factor
	Floating point
	Minimum: 0.000000
	Default: 0.050000
  -P_LEAV:<double>     	Leaves
	Floating point
	Minimum: 0.000000
	Default: 0.300000
  -P_BRAN:<double>     	Branches
	Floating point
	Minimum: 0.000000
	Default: 0.200000
  -P_STEM:<double>     	Stems
	Floating point
	Minimum: 0.000000
	Default: 0.300000
  -P_ROOT:<double>     	Roots
	Floating point
	Minimum: 0.000000
	Default: 0.200000
  -K_LEAV_LITT:<double>	Leaves to Litter
	Floating point
	Minimum: 0.000000
	Default: 1.000000
  -K_BRAN_LITT:<double>	Branches to Litter
	Floating point
	Minimum: 0.000000
	Default: 0.100000
  -K_STEM_LITT:<double>	Stems to Litter
	Floating point
	Minimum: 0.000000
	Default: 0.033000
  -K_ROOT_HUMU:<double>	Roots to Humus
	Floating point
	Minimum: 0.000000
	Default: 0.100000
  -K_LITT_HUMU:<double>	Litter to Humus
	Floating point
	Minimum: 0.000000
	Default: 1.000000
  -K_HUMU_COAL:<double>	Humus to Charcoal
	Floating point
	Minimum: 0.000000
	Default: 0.100000
  -K_COAL_ENVI:<double>	Charcoal to Environment
	Floating point
	Minimum: 0.000000
	Default: 0.002000