A computerized crop-specific drought monitoring system: Design concepts and initial testing

Agricultural Systems

Volumn 53, Issue 2-3, 1997, Pages 303-315

  Lourens, U W ^a   De Jager, J M ^a  

^a UNIVERSITY OF THE FREE STATE   (South Africa)

Author keywords

[No Author keywords available]

Indexed keywords

AGRICULTURAL MANAGEMENT; CROP GROWTH; CROP GROWTH MODELLING; CROP MODELLING; DECISION SUPPORT SYSTEM; DEVELOPING COUNTRY; DROUGHT; DROUGHT MONITORING; DROUGHT MONITORING SYSTEM; GEOGRAPHICAL INFORMATION SYSTEM; GIS; MODELLING; MONITORING SYSTEM;

SOUTH AFRICA;

EID: 0030619406     PISSN: 0308521X     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0308-521x(96)00004-2     Document Type: Article

References (27)

1. Bruwer, J. J. (1989). Drought policy in the Republic of South Africa. In Proceedings of the SARCCUS Workshop on Drought, ed. A. L. Du Pisani. Pretoria, South Africa, June 1989.
2. Davis, J. C. (1973). Statistics and Data Analysis in Geology. John Wiley & Sons.
3. Day, G. (1991). Water resources forecasting for drought assessment. In Proceedings of the Seminar and Workshop on Drought Management and Planning. IDIC Technical Report Series 91-1, eds D. Wilhite, D. A. Wood & P. A. Kay. University of Nebraska-Lincoln, U.S.A.
4. Dent, M. C., Schulze, R. E. & Angus, G. R. (1988). Crop water requirements, deficits and water yield for irrigation planning in southern Africa. South African Water Research Commission (WRC) Report, WRC Report No. 118/1/88.
5. de Jager, J. M. (1992). The PUTU system. Department of Agrometeorology, University of the Orange Free State, Monograph, 110 pp.
6. Easterling, W. E. & Riebsame, W. E. (1987) Assessing drought impacts and adjustments in agriculture and water resource systems. In Planning for Drought - Toward a Reduction of Societal Vulnerability, eds D. A. Wilhite, W. E. Easterling & D. A. Wood. Westview Press, Boulder & London, 597 pp.
7. Fouché, H. J. (1992). Simulering van die produksiepotensiaal van veld en die kwantifisering van droogte in die sentrale Oranje-Vrystaat. Unpublished PhD Thesis. University of the Orange Free State, South Africa.
8. Glantz, M. H. (ed.) (1987). Drought and Hunger in Africa: Denying Famine a Future. Cambridge University Press, Cambridge, New York, 457 pp.
9. Karl, T. R. & Koscielny, A. J. (1982). Drought in the United States: 1895-1981. Journal of Climatology, 2, 313-329.
10. Lee, D. T. & Lin, A. K. (1986). Generalized Delaunay triangulation for planar graphs. Discrete Computational Geometry, 1, 201-217.
11. Lourens, U. W., Van Sandwyk, C. M., de Jager, J. M. & Van Den Berg, W. J. Accuracy of an empirical model for estimating daily irradiance in South Africa from METEOSAT weather satellite imagery. Agricultural and Forest Meteorology, 74(1-2), 75-86.
12. Mather, J. R. (1985). Drought indices for water managers. Publications in Climatology, 38(1). University of Delaware, Center for Climatic Research, Department of Geography, Newark, Delaware, USA.
13. Meyer, S. J., Hubbard, K. G. & Wilhite, D. A. (1993). A crop-specific drought index for corn: I. Application in drought monitoring and assessment. Agronomy Journal, 85, 396-399.
14. Nunez, M. (1987). A satellite-based solar energy monitoring system for Tasmania Australia. Solar Energy, 39, 439-444.
15. Nunez, M. (1990). Solar energy statistics for Australian capital regions. Solar Energy, 44(6), 343-354.
16. Nunez, M., Hart, T. L. & Kalma, J. D. (1984). Estimating solar radiation in a tropical environment using satellite data. Journal of Climatology, 4, 573-585.
17. Palmer W. C. (1965). Meteorological Drought. Research paper No. 45, US Weather Bureau, Washington DC.
18. Redmond, K. (1991). Climate monitoring and indices. In Proceedings of the Seminar and Workshop on Drought Management and Planning. IDIC Technical Report Series 91-1, eds D. A. Wilhite, D. A. Wood & P. A. Kay. University of Nebraska-Lincoln, USA.
19. Riebsame, W. E. (1991). Drought: opportunities for impact mitigation. Episodes, 14(1), 62-65.
20. Ripley, B. D. (1981). Spatial Statistics. John Wiley & Sons, New York.
21. Seed, A. W. (1992). The generation of a spatially distributed daily rainfall database for various weather modification scenarios. South African Water Research Commission (WRC) Report, WRC Report No. 373/1/92.
22. Shelly, C. (1991). Quantifying the spatial distribution of drought. In Abstracts of the International Conference on the Physical Causes of Drought and Desertification, 9-13 December, 1991. Melbourne University, Australia.
23. Singels, A. & de Jager, J. M. (1991). Refinement and validation of the PUTU wheat crop growth model 3. Grain growth. South African Journal of Plant and Soil, 8(2), 73-77.
24. van Tender, G. J. (1982). Die toepassing van kriging in geohidrologie. Unpublished PhD thesis, University of the Orange Free State, Bloemfontein, South Africa.
25. Watson, D. F. (1982). ACORD: automatic contouring of raw data. Computers and Geosciences, 8(1), 97-101.
26. Wilhite, D. A. & Glantz, M. H. (1987). Understanding the drought phenomenon: the role of definitions. In Planning for Drought - Toward a Reduction of Societal Vulnerability, eds D. A. Wilhite, W. E. Easterling & D. A. Wood. Westview Press, Boulder & London, 597 pp.
27. World Meteorological Organization (1975). Drought and Agriculture. WMO Technical Note No. 138. WMO, Geneva, Switzerland.