r.usler
Computes USLE R factor, Rainfall erosivity index.
r.usler input=name output=name method=string [--overwrite] [--verbose] [--quiet] [--qq] [--ui]
Example:
r.usler input=name output=name method=morgan
grass.script.run_command("r.usler", input, output, method="morgan", overwrite=False, verbose=False, quiet=False, superquiet=False)
Example:
gs.run_command("r.usler", input="name", output="name", method="morgan")
Parameters
input=name [required]
Name of annual precipitation raster map [mm/year]
output=name [required]
Name for output USLE R raster map [MJ.mm/ha.hr.year]
method=string [required]
Name of USLE R equation
Allowed values: roose, morgan, foster, elswaify
Default: morgan
roose: Roosle (1975)
morgan: Morgan (1974)
foster: Foster (1981)
elswaify: El-Swaify (1985)
--overwrite
Allow output files to overwrite existing files
--help
Print usage summary
--verbose
Verbose module output
--quiet
Quiet module output
--qq
Very quiet module output
--ui
Force launching GUI dialog
input : str, required
Name of annual precipitation raster map [mm/year]
Used as: input, raster, name
output : str, required
Name for output USLE R raster map [MJ.mm/ha.hr.year]
Used as: output, raster, name
method : str, required
Name of USLE R equation
Allowed values: roose, morgan, foster, elswaify
roose: Roosle (1975)
morgan: Morgan (1974)
foster: Foster (1981)
elswaify: El-Swaify (1985)
Default: morgan
overwrite: bool, optional
Allow output files to overwrite existing files
Default: False
verbose: bool, optional
Verbose module output
Default: False
quiet: bool, optional
Quiet module output
Default: False
superquiet: bool, optional
Very quiet module output
Default: False
DESCRIPTION
r.usler calculates USLE R factor for Rainfall erosivity. It enables several empirical equations: Roosle (1975), Morgan (1974), Foster(1981) and El-Swaify (1985).
NOTES
r.watershed provides for USLE L, S, LS factors.
EXAMPLE
TBD.
SEE ALSO
AUTHORS
Natialia Medvedeva, SIC-ISDC, Ashgabat, Turkmenistan
Yann Chemin, SIC-ISDC, Ashgabat, Turkmenistan
SOURCE CODE
Available at: r.usler source code
(history)
Latest change: Friday Feb 07 19:16:09 2025 in commit a82a39f