DESCRIPTION
i.evapo.mh calculates the reference evapotranspiration (ET) after
Hargreaves et al. (1985), Hargreaves and Samani (1985) and the Modified Hargreaves version found in Droogers and Allen (2002).
SEE ALSO
i.evapo.pt,
i.evapo.pm,
i.evapo.time,
r.sun
REFERENCES
- Hargreaves GL, Hargreaves GH, Riley JP, 1985. Agricultural benefits for
Senegal River Basin. Journal of Irrigation and Drainange Engineering,
ASCE, 111(2):113-124.
- Droogers P, Allen RG, 2002. Towards a simplified global reference
evapotranspiration equation. Irrigation Science.
- Droogers, P., Allen RG. 2002. Estimating reference evapotranspiration
under inaccurate data conditions. Irrigation and Drainage Systems 16: 33-45.
- Hargreaves GH, Samani ZA, 1985. Reference crop evapotranspiration from
ambient air temperature. American Society of Agricultural Engineers
(Microfiche collection)(USA). no. fiche no. 85-2517.
AUTHORS
Yann Chemin, GRASS Development team, 2007-2016
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