The effect of length of time period considered in estimating groundwater recharge with a soil water budget model

Journal of the National Science Foundation of Sri Lanka

Volumn 30, Issue 3-4, 2002, Pages 109-122

  De Silva, R P ^a  

^a OPEN UNIVERSITY OF SRI LANKA   (Sri Lanka)

Author keywords

Groundwater recharge; Soil water budget; Time period

Indexed keywords

EID: 34248656212     PISSN: 13914588     EISSN: None     Source Type: Journal    
DOI: 10.4038/jnsfsr.v30i3-4.2500     Document Type: Article

References (10)

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2. Allison G. B., Gee G. W. & Tyler S. W. (1994). Vadose-Zone Techniques for Estimating Groundwater Recharge in Arid and Semiarid Regions. Soil Science Society of America Journal, 58: 6-14.
3. De Silva R. P., (1998). A review of the methods of estimating groundwater recharge in relation to the dry zone of Sri Lanka. The Open University Review of Engineering Technology Journal, Vol : 4(2): 3-12, Open University of Sri Lanka.
4. Gee G. W. & Hillel D. (1988). Groundwater Recharge in Arid Regions : Review and Critique of Estimation Methods. Hydrological Processes, 2: 255-266.
5. Lerner D. N., Issar A. S. & Simmers I. (1990). Groundwater Recharge : A Guide to Understanding & Estimating Natural Recharge. International Association of Hydrogeologists, Hannover.
6. Howard K. W. F. & Lloyd J. W. (1979). The Sensitivity of Parameters in the Penman Evaporation Equations and Direct Recharge Balance. Journal of Hydrology. 41: 329-344.
7. De Silva R. P. (1996). Estimating Groundwater Recharge with Limited Resources, with Special Emphasis on Spatial Variability: A Study in the Dry Zone of Sri Lanka. Unpublished PhD Thesis, Silsoe College, Cranfield University, UK.
8. Doorenbos J. & Pruitt W. O. (1977). Crop Water Requirements. FAO, Rome.
9. Dharmasiri J. K. & Dharmawardena K. G. (1980). Recharge Measurements Using Tritium Tracer at Different Sites in Sri Lanka. Interamerican Symposium on Isotope Hydrology, Bogota, Columbia.
10. Irving W. M. (1982). Chloride Ion Concentration as an Aid to Estimating Recharge to the Woburn Sands. Quarterly Journal of Engineering Geology, 15: 47-54.