Hi list,
in DSSAT3.5, the maximum number of treatments i think is 998 per experiment
file. when you run DSSAT, the 999th option accounts for running all
treatments. example of a file which i used for our stochastic diasaggregation
expriments is attached for illustration.
hope this helps.
Amor
--
Amor V.M. Ines, Dr.Eng.
International Research Institute for Climate Prediction
The Earth Institute at Columbia University
233 Monell, Lamont-Doherty Earth Observatory
PO Box 1000/61 Route 9W, Palisades NY 10964
Phone: (845)680-4501 Fax: (845) 680-4864
Email: [log in to unmask]
http://iri.columbia.edu/cgi-bin/staff?aines
Quoting Stephen Welch <[log in to unmask]>:
> Hi:
>
> Closer figures are 1 sec per run, 7.5 million runs, 11 networked
> computers in tandem, total of 8 days.
>
> Steve W.
>
> On 12 Apr 2005 at 17:29, Rolf Sommer wrote:
>
> > Hi,
> >
> > Several million runs - wow!
> > (Assuming 5 seconds per run and 'several' = 3, that is 15,000,000 sec
> > = 250,000 min = 4166.7 h = 173.6 days of computing time. Did you ask
> > the SETI-guys for help? :-) )
> >
> > Regards,
> > Rolf
> >
> >
> > =====================
> >
> >
> > > -----Ursprüngliche Nachricht-----
> > > Von: DSSAT - Crop Models and Applications
> > [mailto:[log in to unmask]]
> > > Im Auftrag von Stephen Welch
> > > Gesendet: Tuesday, April 12, 2005 16:14
> > > An: [log in to unmask]
> > > Betreff: Re: maximum number of treatments
> > >
> > > Hello:
> > >
> > > Yes, that's correct. Some years ago we were working on estimating
> > > coefficients for large numbers of varieties at once, a task
> > > requiring several million runs. We had to write a master program
> > > which directed multiple networked processors to do the required
> > > runs, 100 at a time.
> > >
> > > Steve Welch
> > >
> > > On 12 Apr 2005 at 14:09, Margarita Ruiz Ramos wrote:
> > >
> > > > Hello,
> > > > as far as I know the maximum number is 99 and you have to build
> > other
> > > > experiment file for simulating more treatments. 99 treatments per
> > exp
> > > > file
> > > >
> > > > Margarita Ruiz-Ramos
> > > >
> > > > At 01:42 12/04/2005 +0000, you wrote:
> > > > >Hello,
> > > > >
> > > > >What is the maximum number of treatments that can be simulated
> > within
> > > > >a single experiment file?
> > > > >
> > > > >I am trying to simulate maize yield for a large number of
> > > > >cultivars (N >100) within a single experimental file. DSSAT runs
> > > > >fine on the first 100 treatments, but then it quits giving me the
> > > > >following error: "Error in field inputs. check format. File:
> > > > >ZZ018484.MZX line 232 Error key: IPFLD"
> > > > >
> > > > >I would appreciate any suggestions that people have on how I can
> > fix
> > > > >this problem. Also, if anyone has created an experimental file
> > with
> > > > >more than 100 treatment levels I would appreciate it if you would
> > be
> > > > >willing to send me a copy. Maybe by looking at the format of a
> > > > >working experimental I can figure out where the read error is
> > > > >occurring.
> > > > >
> > > > >Thanks in advance,
> > > > >Steven Quiring
> > > > >
> > > > >=======================================
> > > > >Steven Quiring
> > > > >PhD Candidate
> > > > >Department of Geography
> > > > >216 Pearson Hall
> > > > >University of Delaware
> > > > >Newark, DE
> > > > >19716-2541
> > > > >Phone: (302)831-2344
> > > > >Fax: (302)831-6654
> > > > >Email: [log in to unmask]
> > > > >Homepage: http://udel.edu/~squiring/
> > > > >=======================================
> > > > >
> > > > >
> > > >
> > > >
> > > > Margarita Ruiz-Ramos
> > > > Dpto. Producción Vegetal:Fitotecnia
> > > > ETSIA-UPM
> > > > Ciudad Universitaria
> > > > 28040 Madrid
> > > > Tel: +34 91 5491122
> > > > Fax: +34 91 5449983
> > > >
> > > > http://www.etsia.upm.es
> > > > http://www.upm.es
> > > >
> > > > Spanish junior researchers fight for better employment rights
> > > > http://www.precarios.org
> > > >
> >
>
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