[GRASSLIST:1480] Re: Watershed modelling in Grass.

[Massimiliano Cannata]

Hello,
about temperature, i think that if you have only few data of temperature
s.surf.rst will not generate a real-like temperature map.
I decide to give a try with an xy polynomial fitting with a term in z......

"Antonio G. - Geotronix" wrote:

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> Hi.
>
> I was reading the manual of CASC2D and found it rather interesting.
> However I noticed that it's setup is rather complicated. Has anyone
> experienced with this model for the modelling of water balance equation
> in Grass?
>
> Being this my first approach in watershed modelling I was thinking I
> would rather try using a more simpler approach, especially in
> consideration of the fact that I have rather scarce data, only temp. e
> rainfall of the meteo stations.
>
> I was thinking I would try to obtain a temp map with s.surf.rst and a
> rainfall map with the same program. Then maybe, use r.mapcalc for
> obtaining an watershed runoff map by subtracting it from the other (I
> have an infiltration map).
>
> Any considerations?
>
> Thanks
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--
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note: change my e-mail reference to massimiliano.cannata at supsi.ch
      because the old one will be deleted soon.
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Ing.  Massimiliano Cannata
Istituto di Scienze della Terra - SUPSI
C.P. 72 - CH-6952 Canobbio (Ticino, Switzerland)
Tel +41 91 /935 12 25 - Fax +41 91 /935 12 09
eMail: massimiliano.cannata at supsi.ch
Internet: http://www.ist.supsi.ch