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r.usler(1grass) | Grass User's Manual | r.usler(1grass) |
NAME¶
r.usler - Computes USLE R factor, Rainfall erosivity index.KEYWORDS¶
raster, hydrology, rainfall, soil, erosionSYNOPSIS¶
r.uslerr.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.watershedAUTHORS¶
Natialia Medvedeva, SIC-ISDC, Ashgabat, TurkmenistanYann Chemin, SIC-ISDC, Ashgabat, Turkmenistan
Last changed: $Date: 2014-11-24 18:22:45 +0100 (Mon, 24 Nov 2014) $
SOURCE CODE¶
Available at: r.usler source code (history)Main index | Raster index | Topics index | Keywords index | Graphical index | Full index
© 2003-2019 GRASS Development Team, GRASS GIS 7.6.0 Reference Manual
GRASS 7.6.0 |