Model:Vegetation

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Vegetation

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Summary Contact Technical specs In/Output Process Testing Other Component info Also known as Model type Single Model part of larger framework LandLab Note on status model Date note status model Incorporated models or components: Spatial dimensions 2D Spatial extent Landscape-Scale, Watershed-Scale, Reach-Scale Model domain Terrestrial, Hydrology, Climate, Ecosystems One-line model description Model plant dynamics using multiple representative plant species Extended model description Landlab component that simulates net primary productivity, biomass and leaf area index at each cell based on inputs of root-zone average soil moisture. Keywords: vegetation, plant dynamics, soil moisture, Name Sai Nudurupati Type of contact Institute / Organization Postal address 1 Postal address 2 Town / City Seattle Postal code 98195 State Washington Country United States Email address saisiddu@uw.edu Phone Fax Supported platforms Unix, Linux, Mac OS, Windows Other platform Programming language Python Other program language Code optimized Single Processor Multiple processors implemented Nr of distributed processors Nr of shared processors Start year development 2016 Does model development still take place? No If above answer is no, provide end year model development 2020 Code development status Only maintenance When did you indicate the 'code development status'? 2020 Model availability As code Source code availability (Or provide future intension) Through web repository Source web address https://github.com/landlab/landlab/tree/master/landlab Source csdms web address Program license type BSD or MIT X11 Program license type other Memory requirements Typical run time Describe input parameters grid: RasterModelGrid A grid. Blive_init: float, optional Initial value for vegetation__live_biomass. Converted to field. Bdead_init: float, optional Initial value for vegetation__dead_biomass. Coverted to field. ETthreshold_up: float, optional Potential Evapotranspiration (PET) threshold for growing season (mm/d). ETthreshold_down: float, optional PET threshold for dormant season (mm/d). Tdmax: float, optional Constant for dead biomass loss adjustment (mm/d). w: float, optional Conversion factor of CO2 to dry biomass (Kg DM/Kg CO2). WUE: float, optional Water Use Efficiency - ratio of water used in plant water lost by the plant through transpiration (KgCO2Kg-1H2O). LAI_max: float, optional Maximum leaf area index (m2/m2). cb: float, optional Specific leaf area for green/live biomass (m2 leaf g-1 DM). cd: float, optional Specific leaf area for dead biomass (m2 leaf g-1 DM). ksg: float, optional Senescence coefficient of green/live biomass (d-1). kdd: float, optional Decay coefficient of aboveground dead biomass (d-1). kws: float, optional Maximum drought induced foliage loss rate (d-1). method: str Method name. Tr: float, optional Storm duration (hours). Tb: float, optional Inter-storm duration (hours). PETthreshold_switch: int, optional Flag to indiate the PET threshold. This controls whether the threshold is for growth (1) or dormancy (any other value). Input format ASCII Other input format Describe output parameters "surface__evapotranspiration": { "dtype": float, "intent": "in", "optional": False, "units": "mm", "mapping": "cell", "doc": "actual sum of evaporation and plant transpiration", } "surface__potential_evapotranspiration_30day_mean": { "dtype": float, "intent": "in", "optional": False, "units": "mm", "mapping": "cell", "doc": "30 day mean of surface__potential_evapotranspiration", } "surface__potential_evapotranspiration_rate": { "dtype": float, "intent": "in", "optional": False, "units": "mm", "mapping": "cell", "doc": "potential sum of evaporation and potential transpiration", } "vegetation__cover_fraction": { "dtype": float, "intent": "out", "optional": False, "units": "None", "mapping": "cell", "doc": "fraction of land covered by vegetation", } "vegetation__dead_biomass": { "dtype": float, "intent": "out", "optional": False, "units": "g m^-2 d^-1", "mapping": "cell", "doc": "weight of dead organic mass per unit area - measured in terms of dry matter", } "vegetation__dead_leaf_area_index": { "dtype": float, "intent": "out", "optional": False, "units": "None", "mapping": "cell", "doc": "one-sided dead leaf area per unit ground surface area", } "vegetation__live_biomass": { "dtype": float, "intent": "out", "optional": False, "units": "g m^-2 d^-1", "mapping": "cell", "doc": "weight of green organic mass per unit area - measured in terms of dry matter", } "vegetation__live_leaf_area_index": { "dtype": float, "intent": "out", "optional": False, "units": "None", "mapping": "cell", "doc": "one-sided green leaf area per unit ground surface area", } "vegetation__plant_functional_type": { "dtype": int, "intent": "in", "optional": False, "units": "None", "mapping": "cell", "doc": "classification of plants (int), grass=0, shrub=1, tree=2, bare=3, shrub_seedling=4, tree_seedling=5", } "vegetation__water_stress": { "dtype": float, "intent": "in", "optional": False, "units": "None", "mapping": "cell", "doc": "parameter that represents nonlinear effects of water deficit on plants", } Output format ASCII Other output format Pre-processing software needed? No Describe pre-processing software Post-processing software needed? No Describe post-processing software Visualization software needed? No If above answer is yes Other visualization software Describe processes represented by the model Describe key physical parameters and equations Describe length scale and resolution constraints Describe time scale and resolution constraints Describe any numerical limitations and issues Describe available calibration data sets Upload calibration data sets if available: Describe available test data sets Upload test data sets if available: Describe ideal data for testing Do you have current or future plans for collaborating with other researchers? Is there a manual available? No Upload manual if available: Model website if any https://landlab.github.io Model forum / discussion board https://github.com/landlab/landlab/issues Comments This part will be filled out by CSDMS staff OpenMI compliant No but possible BMI compliant Yes WMT component No but possible PyMT component No but possible Is this a data component Can be coupled with:

Model info Authors Sai Nudurupati Source code Go to external source code site Model citations Nr. of publications: -- Total citations: 0 h-index: --"--" is not a number. m-quotient: 0 QR-code Link to this page Other models by author PotentialEvapotranspiration Radiation SoilMoisture VegCA Vegetation

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