table of contents
| r.usler(1grass) | GRASS GIS User's Manual | r.usler(1grass) |
NAME¶
r.usler - Computes USLE R factor, Rainfall erosivity index.
KEYWORDS¶
raster, hydrology, rainfall, soil, erosion
SYNOPSIS¶
r.usler
r.usler --help
r.usler input=name output=name
method=string [--overwrite] [--help]
[--verbose] [--quiet] [--ui]
Flags:¶
- --overwrite
-
Allow output files to overwrite existing files - --help
-
Print usage summary - --verbose
-
Verbose module output - --quiet
-
Quiet module output - --ui
-
Force launching GUI dialog
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
Options: roose, morgan, foster, elswaify
Default: morgan
roose: Roosle (1975)
morgan: Morgan (1974)
foster: Foster (1981)
elswaify: El-Swaify (1985)
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¶
r.uslek, r.watershed
AUTHORS¶
Natialia Medvedeva, SIC-ISDC, Ashgabat, Turkmenistan
Yann Chemin, SIC-ISDC, Ashgabat, Turkmenistan
SOURCE CODE¶
Available at: r.usler source code (history)
Accessed: Thursday Aug 01 05:16:32 2024
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