QGIS Algorithm provided by SAGA Next Gen Tree growth season (sagang:treegrowthseason). ---------------- Arguments ---------------- T: Mean Temperature Argument type: multilayer TMIN: Minimum Temperature Argument type: multilayer TMAX: Maximum Temperature Argument type: multilayer P: Precipitation Argument type: multilayer SWC: Soil Water Capacity of Profile (optional) Argument type: raster Acceptable values: - Path to a raster layer SWC_DEFAULT: Default Default value: 220 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression SWC_SURFACE: Top Soil Water Capacity Default value: 30 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression SW1_RESIST: Transpiration Resistance Default value: 0.5 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression LAT_DEF: Default Latitude Default value: 0 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression SMT: Mean Temperature Argument type: rasterDestination Acceptable values: - Path for new raster layer SMP: Precipitation Sum Argument type: rasterDestination Acceptable values: - Path for new raster layer LGS: Length Argument type: rasterDestination Acceptable values: - Path for new raster layer FIRST: First Growing Day Argument type: rasterDestination Acceptable values: - Path for new raster layer LAST: Last Growing Day Argument type: rasterDestination Acceptable values: - Path for new raster layer TLH: Tree Line Height Argument type: rasterDestination Acceptable values: - Path for new raster layer DT_MIN: Threshold Temperature Default value: 0.9 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression SW_MIN: Minimum Soil Water Content (Percent) Default value: 2 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression LGS_MIN: Minimum Length Default value: 94 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression SMT_MIN: Minimum Mean Temperature Default value: 6.4 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression TLH_MAX_DIFF: Maximum Tree Line Height Difference Default value: 3000 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression

sagang_treegrowthseason(
  T = qgisprocess:::qgis_default_value(),
  TMIN = qgisprocess:::qgis_default_value(),
  TMAX = qgisprocess:::qgis_default_value(),
  P = qgisprocess:::qgis_default_value(),
  SWC = qgisprocess:::qgis_default_value(),
  SWC_DEFAULT = qgisprocess:::qgis_default_value(),
  SWC_SURFACE = qgisprocess:::qgis_default_value(),
  SW1_RESIST = qgisprocess:::qgis_default_value(),
  LAT_DEF = qgisprocess:::qgis_default_value(),
  SMT = qgisprocess:::qgis_default_value(),
  SMP = qgisprocess:::qgis_default_value(),
  LGS = qgisprocess:::qgis_default_value(),
  FIRST = qgisprocess:::qgis_default_value(),
  LAST = qgisprocess:::qgis_default_value(),
  TLH = qgisprocess:::qgis_default_value(),
  DT_MIN = qgisprocess:::qgis_default_value(),
  SW_MIN = qgisprocess:::qgis_default_value(),
  LGS_MIN = qgisprocess:::qgis_default_value(),
  SMT_MIN = qgisprocess:::qgis_default_value(),
  TLH_MAX_DIFF = qgisprocess:::qgis_default_value(),
  ...,
  .complete_output = .complete_output_option(),
  .quiet = .quiet_option(),
  .messages = .message_option()
)

Arguments

T

multilayer - Mean Temperature. .

TMIN

multilayer - Minimum Temperature. .

TMAX

multilayer - Maximum Temperature. .

P

multilayer - Precipitation. .

SWC

raster - Soil Water Capacity of Profile. Path to a raster layer.

SWC_DEFAULT

number - Default. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

SWC_SURFACE

number - Top Soil Water Capacity. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

SW1_RESIST

number - Transpiration Resistance. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

LAT_DEF

number - Default Latitude. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

SMT

rasterDestination - Mean Temperature. Path for new raster layer.

SMP

rasterDestination - Precipitation Sum. Path for new raster layer.

LGS

rasterDestination - Length. Path for new raster layer.

FIRST

rasterDestination - First Growing Day. Path for new raster layer.

LAST

rasterDestination - Last Growing Day. Path for new raster layer.

TLH

rasterDestination - Tree Line Height. Path for new raster layer.

DT_MIN

number - Threshold Temperature. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

SW_MIN

number - Minimum Soil Water Content (Percent). A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

LGS_MIN

number - Minimum Length. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

SMT_MIN

number - Minimum Mean Temperature. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

TLH_MAX_DIFF

number - Maximum Tree Line Height Difference. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.

...

further parameters passed to qgisprocess::qgis_run_algorithm()

.complete_output

logical specifying if complete out of qgisprocess::qgis_run_algorithm() should be used (TRUE) or first output (most likely the main) should read (FALSE). Default value is TRUE.

.quiet

logical specifying if parameter .quiet for qgisprocess::qgis_run_algorithm() Default value is TRUE.

.messages

logical specifying if messages from qgisprocess::qgis_run_algorithm() should be printed (TRUE) or not (FALSE). Default value is FALSE.

Details

Outputs description

  • FIRST - outputRaster - First Growing Day

  • LAST - outputRaster - Last Growing Day

  • LGS - outputRaster - Length

  • SMP - outputRaster - Precipitation Sum

  • SMT - outputRaster - Mean Temperature

  • TLH - outputRaster - Tree Line Height