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SWRC Fit puede ajustar diferentes modelos de curva de retención de agua del suelo a los valores medidos. Copie sus datos de medida (presión, contenido de agua) en el cuadro de texto de abajo y pulse el botón "Calcular". Antes de usar sus datos originales, puede ver como funciona la aplicación seleccionado diferentes tipos de suelos en el menu desplagable. Más información (Inglés).

Description (NS: Not Specified)
Soil sample
Soil texture
Your name

Model selection
Brooks y Corey
van Genuchten
Fredlund y Xing [New!]

Figure option
Show only one model

Show more options

la curva de retención de agua del suelo

Calculation options

  • Fit θr θr =
  • Fit θs θs = θmax θs =
  • FX model: Use correction function
    with ψr = and ψmax =

Figure options

  • Figure size: Large Medium Small
  • Show grid
  • Type of x axis: Automatic Normal Logarithm
  • Range of x axis: to (0 for automatic)
  • Range of y axis: to (0 for automatic)
  • Font size =
  • Show label with for x axis
    and for y axis
  • Show legend with:
    • for measured
    • for BC model
    • for VG model
    • for LN model
    • for FX model
    • for DB model
    • for BL model
  • Measured plot: Marker size = and color =
  • Fitting curves: Line width = and color order =
    (blacK, Red, Blue, Green, Magenta and Cyan)


Please cite this paper when you publish your work using SWRC Fit. Researches conducted with SWRC Fit.

BibTeX and EndNote files are also available.

Sample output

Unimodal model Bimodal model

Download / Document



Here you can find a list of questions and answers about SWRC Fit. You can submit your own question by getting the accout of GitHub (use the green "Sign up" button) and pressing the green "New Issue" button. Please select the label of "question". It is preferable to send your question publicly this way, because other people having the same question can find answer on the web. However, if your question is confidential, please contact me by email. You can find my email address in this paper. Please ask questions in English.

Persistent URL of this page is http://purl.org/net/swrc/index-es.html. (What is Persistent URL?)

Author: Katsutoshi Seki