View source: R/determineInitialCohorts.R
determineInitialCohorts | R Documentation |
Determine the initial conditions for a set of cohorts
determineInitialCohorts(
initElv,
meanSeaLevel,
meanHighWater,
meanHighHighWater = NA,
meanHighHighWaterSpring = NA,
suspendedSediment,
nFloods = 705.79,
floodTime.fn = floodTimeLinear,
bMax,
zVegMin,
zVegMax,
zVegPeak,
plantElevationType,
rootToShoot,
rootTurnover,
rootDepthMax,
shape = "linear",
abovegroundTurnover = NA,
speciesCode = NA,
omDecayRate,
recalcitrantFrac,
captureRate,
omPackingDensity = 0.085,
mineralPackingDensity = 1.99,
rootPackingDensity = omPackingDensity,
initialCohorts = NA,
uplandCohorts = NA,
supertidalCohorts = NA,
supertidalSedimentInput = NA,
...
)
initElv |
a numeric, the initial elevation of the marsh at the start of the scenario |
meanSeaLevel |
a numeric, Mean Sea Level |
meanHighWater |
a numeric, Mean High Water level |
meanHighHighWater |
a numeric (optional), Mean Higher High Water level |
meanHighHighWaterSpring |
a numeric (optional), Mean Higher High Spring Tide Water level |
suspendedSediment |
a numeric, suspended sediment concentration of the water column |
nFloods |
a numeric, the number of tidal flooding events per year |
floodTime.fn |
a function, specify the method used to calculate flooding time per tidal cycle |
bMax |
a numeric or vector of numerics, maximum biomass |
zVegMin |
a numeric or vector of numerics, lower elevation of biomass limit |
zVegMax |
a numeric or vector of numerics, upper elevation of biomass limit |
zVegPeak |
a numeric or vector of numerics, (optional) elevation of peak biomass |
plantElevationType |
character, either "orthometric" or "dimensionless", specifying elevation reference of the vegetation growing elevations |
rootToShoot |
a numeric or vector of numerics, root to shoot ratio |
rootTurnover |
a numeric or vector of numerics, below ground biomass annual turnover rate |
rootDepthMax |
a numeric or vector of numerics, maximum (95%) rooting depth |
shape |
a character, "linear" or "exponential" describing the shape of the relationship between depth and root mass |
abovegroundTurnover |
(optional) a numeric or vector of numerics, aboveground biomass annual turnover rate |
speciesCode |
(optional) a character or vector of characters, species names or codes associated with biological inputs |
omDecayRate |
a numeric, annual fractional mass lost |
recalcitrantFrac |
a numeric, fraction of organic matter resistant to decay |
captureRate |
a numeric, the number of times a water column will clear per tidal cycle |
omPackingDensity |
a numeric, the bulk density of pure organic matter |
mineralPackingDensity |
a numeric, the bulk density of pure mineral matter |
rootPackingDensity |
a numeric, the bulk density of pure root matter |
initialCohorts |
a data frame, (optional) custom set of mass cohorts that will override any decision making this function does |
uplandCohorts |
a data frame, (optional) custom set of mass cohorts to be used if initial elevation is higher than both maximum tidal height and maximum wetland vegetation tolerance |
supertidalCohorts |
a data frame, (optional) custom set of mass cohorts to be used if initial elevation is higher than maximum tidal height, but not maximum wetland vegetation tolerance |
supertidalSedimentInput |
a numeric, (optional) grams per cm^2 per year, an optional parameter which will define annual suspended sediment delivery to a sediment column that is is higher than maximum tidal height, but not maximum wetland vegetation tolerance |
a data frame of mass pools representing the initial conditions for a simulation
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