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
TODO
SEE ALSO
r.uslek,
r.watershed
AUTHORS
Natialia Medvedeva, SIC-ISDC, Ashgabat, Turkmenistan
Yann Chemin, SIC-ISDC, Ashgabat, Turkmenistan
Last changed: $Date$