1r.usler(1)                    Grass User's Manual                   r.usler(1)
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NAME

6       r.usler  - Computes USLE R factor, Rainfall erosivity index.
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KEYWORDS

9       raster, hydrology, rainfall, soil, erosion
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SYNOPSIS

12       r.usler
13       r.usler --help
14       r.usler  input=name  output=name method=string  [--overwrite]  [--help]
15       [--verbose]  [--quiet]  [--ui]
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17   Flags:
18       --overwrite
19           Allow output files to overwrite existing files
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21       --help
22           Print usage summary
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24       --verbose
25           Verbose module output
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27       --quiet
28           Quiet module output
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30       --ui
31           Force launching GUI dialog
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33   Parameters:
34       input=name [required]
35           Name of annual precipitation raster map [mm/year]
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37       output=name [required]
38           Name for output USLE R raster map [MJ.mm/ha.hr.year]
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40       method=string [required]
41           Name of USLE R equation
42           Options: roose,  morgan,  foster,  elswaify
43           Default: morgan
44           roose: Roosle (1975)
45           morgan: Morgan (1974)
46           foster: Foster (1981)
47           elswaify: El-Swaify (1985)
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DESCRIPTION

50       r.usler calculates USLE R factor for  Rainfall  erosivity.  It  enables
51       several empirical equations: Roosle (1975), Morgan (1974), Foster(1981)
52       and El-Swaify (1985).
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NOTES

55       r.watershed provides for USLE L, S, LS factors.
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EXAMPLE

58       TBD.
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SEE ALSO

61        r.uslek, r.watershed
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AUTHORS

64       Natialia Medvedeva, SIC-ISDC, Ashgabat, Turkmenistan
65       Yann Chemin, SIC-ISDC, Ashgabat, Turkmenistan
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67       Last changed: $Date: 2014-11-24 18:22:45 +0100 (Mon, 24 Nov 2014) $
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SOURCE CODE

70       Available at: r.usler source code (history)
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72       Main index | Raster index | Topics index | Keywords index  |  Graphical
73       index | Full index
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75       © 2003-2019 GRASS Development Team, GRASS GIS 7.6.0 Reference Manual
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79GRASS 7.6.0                                                         r.usler(1)
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