1. General Model Information

Name: A simple soil water BALANCE model. Version II

Acronym: BALANCE


Main medium: terrestrial
Main subject: hydrology
Organization level:
Type of model: not specified
Main application:
Keywords: hydrology, soil water balance, evaporation, transpiration, ET,rainfall, drainage, runoff

Contact:

Tim Hess
Lecturer, Agricultural Water Management
Cranfield University, Silsoe,
Bedfordshire MK45 4DT, United Kingdom.
Phone: +44 (0) 1525 863292
Fax: +44 (0) 1525 863344
email: t.hess@cranfield.ac.uk
Homepage: http://www1.silsoe.cranfield.ac.uk/iwe/people/TimHess.htm

Author(s):

Abstract:

A one dimensional daily soil water balance model


II. Technical Information

II.1 Executables:

Operating System(s): DOS or Windows

II.2 Source-code:

Programming Language(s): Microsoft Visual BASIC

II.3 Manuals:



II.4 Data:



III. Mathematical Information


III.1 Mathematics


III.2 Quantities


III.2.1 Input

III.2.2 Output


IV. References

Hess, T.M., 1994: BALANCE - A soil water balance program. Silsoe College, unpublished.

Stephens, William & Hess,TM. (1999) Modelling the benefits of soil water conservation using the PARCH model - a case study from a semi-arid region of Kenya. Journal of Arid Environments. 41:335-344.

Hess, T M. (1999) Minimising the environmental impacts of irrigation by good scheduling. Irrigation News 28:

Stephens, William & Hess, T M (1999) Systems approaches to water management research. Agricultural Water Management. 40:3-13.

Hess, T M (1998). Trends in reference evapo-transpiration in the North East Arid Zone of Nigeria, 1961-91. Journal of Arid Environments. 38: 99-115

Weatherhead, E. K., Knox, J. W., Morris, J., Hess, T. M., Bradley, R. I. and Sanders, C. L. (1997). Irrigation demand and on-farm water conservation in England and Wales. Final project report to the Ministry of Agriculture, Fisheries and Food. Cranfield University, Bedford, UK.

Hess, T. M. (1997). A microcomputer scheduling program for supplementary irrigation. in   Irrigation scheduling: from theory to practice. Water Report No. 8. Rome: Food and Agriculture Organisation. pp59-68.

Hess, T M, (1996) A microcomputer scheduling program for supplementary irrigation. Computers and Electronics in Agriculture 15:233-243.

Hess, T M, Stephens, William & Thomas, G T (1996) Modelling NDVI from decadal rainfall in the North East Arid Zone of Nigeria. Journal of Environmental Management 48:249-261.

Hess, T M, (1996) A comparison between evapotranspiration calculated from an automatic weather station and conventional weather data - Implications for irrigation scheduling in the UK. in Camp C R, Sadler, E J and Yoder, R E, Evapotranspiration and Irrigation Scheduling. Proc. International Conference on Evapotranspiration and Irrigation Scheduling. 3-6 November 1996. San Antonio, Texas. ASAE / Irrigation Association / ICID. pp516-521.

Hess T M, Stephens W, Crout N M J, Young S D & Bradley R G (1996) PARCH - User Guide. Natural Resources Institute, Chatham, UK.

Stephens W, Hess T M, Crout N M J, Young S D & Bradley R G (1996) PARCH - User Tutorial. Natural Resources Institute, Chatham, UK.

Hess, T. M., (1996). Evapotranspiration estimates for water balance scheduling in the UK. Irrigation News, 25: 31-36.


V. Further information in the World-Wide-Web


VI. Additional remarks


Last review of this document by: 10.1.1997
Status of the document:
last modified by Tobias Gabele Wed Aug 21 21:44:39 CEST 2002

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