1. General Model Information

Name: TCG_CROP 1.0

Acronym: TCG_CROP

Main medium: terrestrial
Main subject: biogeochemistry
Organization level: ecosystem
Type of model: partial differential equations
Main application:
Keywords: farm, management, crop yield, crop quality, N-loss, NH3-volatilization, NO3-leaching, N2O-denitrification, crop protection, fertilizer quantity, manure, costs of otherproduction means per land use variable

Contact:

Ir. B. Habekotte
Research Institute for Agrobiology and Soil Fertility (AB-DLO)
Dept. Agrosystems Research
P.O.Box 14
6700 AA Wageningen
THE NETHERLANDS
Phone: +31.8370.75938
Fax : +31.8370.23110
email:habekotte@ab.agro.nl

Author(s):

Habbekotte, B.

Abstract:

Crop yield and quality, total N-loss, N in NH3-volatilization, NO3-leaching, N2O-denitrification, N-mineral and use of active ingredients in crop protection means), labour hours per two month, fertilizer quantity N, P2O5, K2O, manure, costs of machinery, costs of contract labour and costs of other production means per land use variable.

Author of the abstract:

CAMASE (Concerted Action for the development and testing of quantitative methods for research on Agricultural Systems and the Environment).

II. Technical Information

II.1 Executables:

Operating System(s): VAX computer, 2 Mb RAM and Microsoft FORTRAN power-station

II.2 Source-code:

Programming Language(s): FORTRAN

II.3 Manuals:

II.4 Data:

III. Mathematical Information

III.1 Mathematics

III.2 Quantities

Choice of environment, crops, rotation-length, level and means of fertilization, level

III.2.1 Input

Choice of environment, crops, rotation-length, level and means of fertilization, leveland means of crop protection, choice of catch crops, choice of variety, parameters to calculate thestate variables.
Number of input data: > 100. Crop yield and quality, total N-loss, N in NH3-volatilization, NO3-leaching,

III.2.2 Output

Crop yield and quality, total N-loss, N in NH3-volatilization, NO3-leaching,N2O-denitrification, N-mineral and use of active ingredients in crop protection means), labourhours per two month, fertilizer quantity N, P2O5, K2O, manure, costs of machinery, costs ofcontract labour and costs of other production means per land use variable.

Number of output data: About 17.

Time interval of simulation: No simulation, static model.

Basic spatial unit: Ha.

IV. References

Habbekotte, B., 1994. TCG_CROP, een model voor berekening van produktie- en milieuvariabelenvan verschillende gewassen; ontwikkeld ten behoeve van het project 'Introductie GeintegreerdeAkkerbouw'. Simulation Reports CABO-TT, no.35. Maart 1994. pp. 33

V. Further information in the World-Wide-Web

VI. Additional remarks

Last review of this document by: T. Gabele: 28. 07. 1997 -
Status of the document:
last modified by Joachim Benz Mon Jul 2 18:31:37 CEST 2007