Your search found 10 records
1 Weerasinghe, K. D. N.; Lexa, J. P.; Jayasinghe, T. P. 1991. The role of water management practices on rice agronomy in the problem soils of the Nilwala down stream. Agricultural Engineering, 3(1):1-6.
(Location: IWMI-HQ Call no: P 2058 Record No: H09103)
2 Weerasinghe, K. D. N.; Chandrasiri, P. A. N.; Rupasinghe, C.; Lexa, J. P. 1996. Climate soil and water problems encountered in Kiralakele at the down stream of Nilwala Ganga Scheme. OUR Engineering technology, 2(1):28-34.
Water resources ; River basin development ; Soil properties ; Climate ; Irrigation requirements ; Drainage ; Paddy fields ; Rice / Sri Lanka / Nilwala River / Kiralakele
(Location: IWMI-HQ Call no: P 4174 Record No: H017906)
3 Navaratne, C. M.; Weerasinghe, K. D. N.; Bopitiya, K. S. D. 1998. Rainwater harvesting for agro-ecological risk elimination in Matara District. Paper 85 of Session 1. In International Irrigation Management Institute (IIMI). National Water Conference on Status and Future Directions of Water Research in Sri Lanka, BMICH, Colombo, Sri Lanka, 4-6 November 1998. Session 1: Rainwater harvesting; Session 2: Planning and managing water resource systems; Session 3: Rural and urban water supply. Research papers presented. 13p.
Water harvesting ; Rain ; Runoff / Sri Lanka / Matara / Kekunadura / Thihagoda / Mapalana / Ellewela / Denagama / Mawarala
(Location: IWMI HQ Call no: IWMI 333.91 G744 INT Record No: H023488)
(0.5 MB)
4 Weerasinghe, K. D. N.; Elkaduwa, W. K. B.; Panabokke, C. R.; Malmalage, S.; Attanayake, W. S. 2000. Agro-climatic risk and irrigation need of the Nilwala basin of southern Sri Lanka. In Samad, M.; Wijesekera, N. T. S.; Birch, A. (Eds.). Status and future direction of water research in Sri Lanka: proceedings of the National Conference held at the BMICH, Colombo, Sri Lanka, 4-6 November, 1998. Colombo, Sri Lanka: International Water Management Institute (IWMI). pp.153-164.
Irrigation requirements ; Climate ; Catchment areas ; Water availability ; Crop production ; Rice / Sri Lanka / Nilwala Basin
(Location: IWMI HQ Call no: IWMI 333.91 G744 SAM Record No: H023542)
(1.04 MB)
5 Weerasinghe, K. D. N.; Attanayake, W. S.; Sabatier, J. L. 1998. Water balance and the irrigation need of rice in different agro ecological regions of Sri Lanka. Paper 111 of Session 21. In International Irrigation Management Institute (IIMI). National Water Conference on Status and Future Directions of Water Research in Sri Lanka, BMICH, Colombo, Sri Lanka, 4-6 November 1998. Session 19: Groundwater I; Session 20: Water management challenges; Session 21: Crop water use. Research papers presented. 15p.
Irrigation requirements ; Rice ; Crop production ; Water balance ; Ecology ; Rain ; Assessment ; Computer software / Sri Lanka / Hambantota / Mannar / Puttalam
(Location: IWMI HQ Call no: IWMI 333.91 G744 INT Record No: H023557)
(1.09 MB)
6 Weerasinghe, K. D. N.; Jayasinghe, A.; Abeysinghe, A. M. H. 2002. Securing the food supply and food security of the Ruhuna Basin. In Imbulana, K. A. U. S.; Droogers, P.; Makin, I. W. (Eds.). World Water Assessment Programme Sri Lanka case study, Ruhuna basins: proceedings of a Workshop held at Koggala Beach Hotel, Sri Lanka, 7-9 April 2002. Colombo, Sri Lanka: IWMI. pp.109-125.
Food supply ; Food security ; River basins ; Rice ; Livestock ; Tanks ; Catchment areas ; Groundwater potential ; Water demand ; Domestic water ; Irrigation water ; Water use ; Water balance / Sri Lanka / Ruhuna Basin
(Location: IWMI-HQ Call no: IWMI 333.91 G744 IMB Record No: H031115)
7 Navaratne, C. M.; Weerasinghe, K. D. N.; Jayasuriya, N. 2004. Rainwater harvesting and roof runoff coefficients. In Herath, S.; Pathirana, A.; Weerakoon, S. B. (Eds.). Proceedings of the International Conference on Sustainable Water Resources Management in the Changing Environment of the Monsoon Region. Bandaranaika Memorial International Conference Hall, Colombo, Sri Lanka, 17-19 November 2004. Vol.II. Colombo, Sri Lanka: National Water Resources Secretariat. pp.628-634.
Water harvesting ; Runoff ; Water storage ; Water balance ; Irrigation water ; Domestic gardens / Sri Lanka / Mapalana
(Location: IWMI-HQ Call no: 333.91 G000 HER Record No: H039553)
8 Gunasena, C. P.; Weerasinghe, K. D. N.; Subasinghe, S.; Sumith, P. 2006. Mapping salt-affected lands in Hambantota District using geographical information systems. In Dayawansa, N. D. K. (Ed.). Geo-informatics for environmental conservation and management: proceedings of the Third National Symposium on Geo-Informatics, 25 August 2006. Peradeniya, Sri Lanka: Geo-Informatics Society of Sri Lanka (GISSL) pp.11-21.
GIS ; Remote sensing ; Mapping ; Soil salinity / Sri Lanka / Hambantota District / Tangalle / Ambalantota / Hambantota / Lunugamvehera / Tissamaharamaya / Katuwana / Weeraketiya / Okewela / Beliatta / Angunukolapalassa / Sooriyawewa
(Location: IWMI HQ Call no: 526.0285 G570 DAY Record No: H040857)
9 Piyadasa, R. U. K.; Weerasinghe, K. D. N.; Kumara, P. W. H. 2006. Groundwater distribution and quality characteristics in the right bank of Nilwala Ganga: Badulla Oya and Kirama Oya basins, Sri Lanka. In Dayawansa, N. D. K. (Ed.). Geo-informatics for environmental conservation and management: proceedings of the Third National Symposium on Geo-Informatics, 25 August 2006. Peradeniya, Sri Lanka: Geo-Informatics Society of Sri Lanka (GISSL) pp.73-80.
River basins ; Groundwater ; Monitoring ; Water quality ; Wells ; Tube wells / Sri Lanka / Matara District / Nilwala Ganga / Badulla Oya / Kirama Oya
(Location: IWMI HQ Call no: 526.0285 G570 DAY Record No: H040860)
10 Navaratne, C. M.; Weerasinghe, K. D. N.; Jayasuriya, L. N. N. 2006. An auto irrigation system for home gardens in Sri Lanka. In Water, Engineering and Development Centre (WEDC). Sustainable development of water resources, water supply and environmental sanitation: 32nd WEDC International Conference, Bandaranaike Memorial International Conference Hall, Colombo, Sri Lanka, 13th - 17th November 2006. Preprints. Leicestershire, UK: Water, Engineering and Development Centre (WEDC) pp.251-254.
Subsurface irrigation ; Drip irrigation ; Pitcher irrigation ; Design ; Soil moisture ; Chillies ; Crop yield / Sri Lanka
(Location: IWMI HQ Call no: 333.91 G000 WAT Record No: H041038)
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