1. General Model Information

Name: ReSAM 1.0 - Regional Soil Acidification Model.

Acronym: RESAM


Main medium: terrestrial, air
Main subject: biogeochemistry
Organization level: landscape
Type of model: compartment model
Main application:
Keywords: atmospheric deposition, chemicals, soil

Contact:

Drs. C. van der Salm.
DLO Winand Staring Centre (SC-DLO), P.O.Box 125, 6700 AC Wageningen, THE NETHERLANDS.
Phone: +31.317.474355
Fax: +31.317.424812
email: salm@sc.dlo.nl

Author(s):

Abstract:

ReSAM is a process-oriented, dynamic simulation model, that describes changes in soil chemistry both in the solid and in the liquid phase for given rates of atmospheric deposition.

Purpose of the model:

Model parentage: -

Source of the AbstractCAMASE Register of Agro-ecosystems Models


II. Technical Information

II.1 Executables:

Operating System(s): PC, VAX, Alpha.
Contract necessary:
Costs: : None.
Comments:

II.2 Source-code:

Programming Language(s): Microsoft FORTRAN-77.

II.3 Manuals:



II.4 Data:



III. Mathematical Information


III.1 Mathematics


III.2 Quantities

Rate variables: Weathering rates, mineralization rates, nitrification rates, litter fall, root decay, denitrification, folio exudation, growth rate.

State variables: Absorbed amount of cations, concentration, AL-hydroxide content, amount of leaves, roots, stems, litter, branches, total element content in the soil, element content biomass.

III.2.1 Input

Deposition, water fluxes, rates of (bio)chemical processes, initial element content in biomass and soil (total, exchange complex). Input check in model: Yes, partial.

III.2.2 Output

Concentration soil solution, element content solid phase and biomass, amount of biomass, element fluxes of considered processes.
Basic spatial unit: Ha.
Time interval of simulation: Days (internal) -> output -> year.

IV. References


Vries, W. de, J. Kros & C. van der Salm, 1995. Modelling the impact of acid deposition and nutrient cycling on forest soils. Ecological Modelling 79: 231-245


V. Further information in the World-Wide-Web


VI. Additional remarks

Parentage: -
Last review of this document by: T. Gabele: Dec 10 1997
Status of the document:
last modified by Joachim Benz Mon Jul 2 18:31:37 CEST 2007

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