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.

Author: (c) 2003 by O.Conrad
Menu: Simulation|Ecology|Modelling the Human Impact on Nature

Parameters

	Name	Type	Identifier	Description	Constraints
Output	Results	Table, output	`TABLE`	-	-
Options	Time Span	Floating point	`TIME_SPAN`	-	Minimum: 0.000000 Default: 100.000000
	Time Interval [a]	Floating point	`TIME_STEP`	-	Minimum: 0.000000 Default: 0.100000
	Net Primary Production [Gt Carbon / a]	Floating point	`PRIMPROD`	-	Minimum: 0.000000 Default: 27.800000
	Humification Factor	Floating point	`CHUMIFY`	-	Minimum: 0.000000 Default: 0.400000
	Carbonization Factor	Floating point	`CCARBON`	-	Minimum: 0.000000 Default: 0.050000
	Leaves	Floating point	`P_LEAV`	-	Minimum: 0.000000 Default: 0.300000
	Branches	Floating point	`P_BRAN`	-	Minimum: 0.000000 Default: 0.200000
	Stems	Floating point	`P_STEM`	-	Minimum: 0.000000 Default: 0.300000
	Roots	Floating point	`P_ROOT`	-	Minimum: 0.000000 Default: 0.200000
	Leaves to Litter	Floating point	`K_LEAV_LITT`	-	Minimum: 0.000000 Default: 1.000000
	Branches to Litter	Floating point	`K_BRAN_LITT`	-	Minimum: 0.000000 Default: 0.100000
	Stems to Litter	Floating point	`K_STEM_LITT`	-	Minimum: 0.000000 Default: 0.033000
	Roots to Humus	Floating point	`K_ROOT_HUMU`	-	Minimum: 0.000000 Default: 0.100000
	Litter to Humus	Floating point	`K_LITT_HUMU`	-	Minimum: 0.000000 Default: 1.000000
	Humus to Charcoal	Floating point	`K_HUMU_COAL`	-	Minimum: 0.000000 Default: 0.100000
	Charcoal to Environment	Floating point	`K_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