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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:


Allow output files to overwrite existing files

Print usage summary

Verbose module output

Quiet module output

Force launching GUI dialog

Parameters:


Name of annual precipitation raster map [mm/year]

Name for output USLE R raster map [MJ.mm/ha.hr.year]

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)

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© 2003-2021 GRASS Development Team, GRASS GIS 7.8.6 Reference Manual

GRASS 7.8.6