net.simplace.usermodules.amit.Biomass

Component for the Lintul crop model

Component Variables

Content Type	Name	Description	Data Type	Unit	Min Value	Max Value	Default Value
constant	cDVSDLT	development stage above which death of leaves starts in dependence of mean daily temperature	DOUBLE	1	0.0	-	1.0
constant	cDVSDR	development stage above which death of roots and stems starts	DOUBLE	1	0.0	-	1.0
constant	cDVSI	initial development stage of crop (from 0 to 2)	DOUBLE	1	0.0	-	0.0
constant	cFLTB	fraction table of abovre-gr. biomass to leaves as function of DVS	DOUBLEARRAY	1	-	-	0.0 0.65 0.1 0.65 0.25 0.7 0.5 0.5 0.646 0.3 0.95 0.0 2.0 0.0
constant	cFOTB	fraction table of abovre-gr. biomass to storage organs as function of DVS	DOUBLEARRAY	1	-	-	0.0 0.0 0.95 0.0 1.0 1.0 2.0 1.0
constant	cFRTB	fraction table of total biomass to roots as function of DVS	DOUBLEARRAY	1	-	-	0.0 0.5 0.1 0.5 0.2 0.4 0.35 0.22 0.4 0.17 0.5 0.13 0.7 0.07 0.9 0.03 1.2 0.0 2.0 0.0
constant	cFSTB	fraction table of abovre-gr. biomass to stems as function of DVS	DOUBLEARRAY	1	-	-	0.0 0.35 0.1 0.35 0.25 0.3 0.05 0.05 0.646 0.7 0.95 1.0 1.0 0.0 2.0 0.0
constant	cKDIFTB	table of light extinction factor as function of DVS	DOUBLEARRAY	1	0.0	1.0	0.0 0.6 2.0 0.6
constant	cLAICR	Critical leaf area index for overshadowing	DOUBLE	m2/m2	0.0	10.0	4.0
constant	cLAII	-	DOUBLE	m2/m2	0.0	10.0	0.0
constant	cNLAI	coefficient for the reduction due to nutrient (N-P-K) stress of the LAI increase (during juvenile phase)	DOUBLE	1	-	-	1.0
constant	cNLUE	coefficient for the reduction of RUE due to nutrient (N-P-K) stress	DOUBLE	1	-	-	1.1
constant	cNPART	coefficient for N stress-effect on leaf biomass reduction	DOUBLE	1	-	-	1.0
constant	cNSLA	coefficient for the effect of nutrient (N-P-K) stress on SLA reduction	DOUBLE	1	-	-	0.5
constant	cRDI	Initial rooting depth	DOUBLE	m	0.0	10.0	0.1
constant	cRDRL	max. rel. death rate of leaves due to water stress	DOUBLE	d-1	0.0	1.0	0.05
constant	cRDRLTB	table with relative death rate of leaves vs. TMPA	DOUBLEARRAY	d-1	0.0	1.0	-10.0 0.0 10.0 0.02 15.0 0.03 30.0 0.05 50.0 0.09
constant	cRDRNS	max. relative death rate of leaves due to nutrient (N-P-K) stress	DOUBLE	d-1	0.0	1.0	0.05
constant	cRDRRTB	table with relative death rate of roots vs. DVS	DOUBLEARRAY	d-1	0.0	1.0	0.0 0.0 1.5 0.0 1.5001 0.02 2.0 0.02
constant	cRDRSHM	rel. death rate of leaves due to shading (above LAICR)	DOUBLE	d-1	0.0	1.0	0.03
constant	cRDRSTB	table with relative death rate of stems vs. DVS	DOUBLEARRAY	d-1	-	-	0.0 0.0 1.5 0.0 1.5001 0.02 2.0 0.02
constant	cRGRLAI	maximal relative increase in LAI	DOUBLE	d-1	0.0	-	0.00817
constant	cRRI	Maximum daily increase in rooting depth	DOUBLE	m/d	0.0	0.15	0.012
constant	cRWRTI	initial change in living root biomass	DOUBLE	g/(m2 d)	-	-	0.0
constant	cSLATB	table of specific leaf area as dependent on DVS	DOUBLEARRAY	m2/g	-	-	0.0 0.0212 2.0 0.0212
constant	cTBASE	lower threshold temperature for LAI increase	DOUBLE	°C	-	-	0.0
constant	cTDWI	Initial total crop dry weight	DOUBLE	g/m2	0.0	2000.0	21.0
input	iAVRAD	Daily total irradiation	DOUBLE	J/(m2 d)	-	-	0.0
input	iDVS	development stage of crop (from 0 to 2)	DOUBLE	1	-	-	0.0
input	iDoHarvest	harvesting	BOOLEAN	1	-	-	false
input	iDoSow	sowing	BOOLEAN	1	-	-	false
input	iEMERG	has emerged	BOOLEAN	1	-	-	false
input	iIDEMERG	Day of emergence	INT	1	0	366	0
input	iNNI	-	DOUBLE	1	-	-	1.0
input	iNPKI	-	DOUBLE	1	-	-	1.0
input	iRDM	maximal rooting depth	DOUBLE	m	0.0	10.0	1.25
input	iRTMCO	overall correction factor for RUE in dependence of both CO2 concentration and non-optimal daytime and minimal temperatures	DOUBLE	1	-	-	0.0
input	iRUE	radiation use efficiency	DOUBLE	g/MJ	-	-	0.0
input	iTMAX	maximal air temperature during day (output of routine WEATHR)	DOUBLE	°C	-	-	0.0
input	iTMIN	minimal air temperature during day (output of routine WEATHR)	DOUBLE	°C	-	-	0.0
input	iTRANRF	water stress reduction factor	DOUBLE	1	0.0	1.0	1.0
state	sGTSUM	total biomass of the crop	DOUBLE	g/m2	0.0	-	0.0
state	sLAI	leaf area index (leaf area per soil surface)	DOUBLE	m2/m2	-	-	0.0
state	sRD	actual rooting depth	DOUBLE	m	-	-	0.0
state	sTAGB	total above-ground biomass	DOUBLE	g/m2	-	-	0.0
state	sTAGBG	total above-ground living biomass	DOUBLE	g/m2	-	-	0.0
state	sTPAR	total photosynthetically active radiation	DOUBLE	MJ/m2	-	-	0.0
state	sTPARINT	total intercepted radiation (PAR)	DOUBLE	MJ/m2	-	-	0.0
state	sWLV	weight of leaves	DOUBLE	g/m2	-	-	0.0
state	sWLVD	weight of dead leaves	DOUBLE	g/m2	-	-	0.0
state	sWLVG	weight of living leaves	DOUBLE	g/m2	-	-	0.0
state	sWRT	weight of roots	DOUBLE	g/m2	-	-	0.0
state	sWRTD	weight of deat roots	DOUBLE	g/m2	-	-	0.0
state	sWSO	weight of storage organs	DOUBLE	g/m2	-	-	0.0
state	sWST	weight of stems	DOUBLE	g/m2	-	-	0.0
state	sWSTD	weight of dead stems	DOUBLE	g/m2	-	-	0.0
rate	rDLV	decrease in leaf mass by senescence	DOUBLE	g/(m2 d)	-	-	0.0
rate	rDRRT	dead root rate	DOUBLE	g/(m2 d)	-	-	0.0
rate	rDRST	dead stem rate	DOUBLE	g/(m2 d)	-	-	0.0
rate	rGRT	daily increase in total biomass of the crop	DOUBLE	g/(m2 d)	-	-	0.0
rate	rPAR	daily amount of photosynthetically active radiation	DOUBLE	MJ/(m2 d)	-	-	0.0
rate	rPARINT	(or PARAB) daily amount of PAR as intercepted by the crop canopy	DOUBLE	MJ/(m2 d)	-	-	0.0
rate	rRLAI	change in leaf area index	DOUBLE	d-1	-	-	0.0
rate	rRR	root growth rate	DOUBLE	m/d	-	-	0.0
rate	rRWLVG	change in living leaf biomass	DOUBLE	g/(m2 d)	-	-	0.0
rate	rRWRT	change in living root biomass	DOUBLE	g/(m2 d)	-	-	0.0
rate	rRWSO	change in storage organ biomass	DOUBLE	g/(m2 d)	-	-	0.0
rate	rRWST	change in living stem biomass	DOUBLE	g/(m2 d)	-	-	0.0
out	FINT	fractional light interception	DOUBLE	1	-	-	0.0
out	K	light extinction coefficient as function of actual devstage	DOUBLE	m2/m2	-	-	0.0
out	WithCrop	crop is present	BOOLEAN	1	-	-	false

public class Biomass extends net.simplace.simulation.model.FWSimComponent {
// Public Constructors
public Biomass(String aName, HashMap aFieldMap, HashMap aInputMap, Element
aSimComponentElement, FWSimVarMap aVarMap, int aOrderNumber);
public Biomass();

// Public Instance Methods

public HashMap createVariables(); // Defines
net.simplace.simulation.model.FWSimComponent

Create the FWSimVariables as interface for this SimComponent

// Protected Instance Methods

protected void init(); // Defines
net.simplace.simulation.model.FWSimComponent

initializes the fields by getting input and output FWSimVariables from VarMap

protected void initValues();

protected void resetOnHarvest();

protected void process(); // Defines
net.simplace.simulation.model.FWSimComponent

process the algorithm and write the results back to VarMap

protected FWSimComponent clone(FWSimVarMap aVarMap);
// Defines net.simplace.simulation.model.FWSimComponent

creates a clone from this SimComponent for use in other threads

}

Hierarchy: java.lang.Object - net.simplace.simulation.model.FWSimComponent (net.simplace.simulation.util.FWSimFieldContainer) - Biomass