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The success of development programs depends on the role of underlying institutions and the impact synergies from closely related programs. Existing literature has limitations in accounting for these critical factors. This paper fills this gap by developing a methodology, which can quantify both t...


Saleth, Rathinasamy MariaDinar, A.Neubert, S.Kamaiah, B.Manoharan, S.Abayawardana, SarathAriyaratne, Badugodahewa RanjithSilva, S.de[Institutions, impact synergies and food security: a methodology with results from the Kala Oya Basin, Sri Lanka]Institutions, impact synergies and food security: a methodology with results from the Kala Oya Basin, Sri Lanka

This report analyzes a case from southern Sri Lanka, where the Samanalawewa dam and the Kaltota Irrigation Scheme (KIS) compete for the water of the Walawe river. At the catchment level, it is shown that dam releases are well attuned to the needs of KIS and to the occurrences of natural runoff, a...


Molle, FrancoisJayakody, PriyanthaAriyaratne, Badugodahewa RanjithSomatilake, H.S.[Balancing irrigation and hydropower: case study from southern Sri Lanka]Balancing irrigation and hydropower: case study from southern Sri Lanka
Ariyaratne, Badugodahewa Ranjith[NARBO workshop participants? study tour to the upper part of Maha Oya on 27th of April 2005 ? Problems in the upper part of the basin]NARBO workshop participants? study tour to the upper part of Maha Oya on 27th of April 2005 ? Problems in the upper part of the basin
Jinapala, K.Somaratne, Pallewatte G.Ariyaratne, Badugodahewa RanjithPerera, L. R.Makin, Ian W.[Contextual challenges of developing effective water management institutions: the Deduru Oya Basin, Sri Lanka]Contextual challenges of developing effective water management institutions: the Deduru Oya Basin, Sri Lanka

This report is based on a research project financed by the Asian Development Bank (ADB) to conduct a regional study for the development of effective water management institutions (ADBRETA no 5812). Research activities were conducted in five river basins in Indonesia, the Philippines, Nepal, China...


Somaratne, Pallewatte G.Jinapala, K.Perera, L. R.Ariyaratne, Badugodahewa RanjithBandaragoda, Don JayatissaMakin, Ian W.[Developing effective institutions for water resources management: A case study in the Deduru Oya Basin, Sri Lanka]Developing effective institutions for water resources management: A case study in the Deduru Oya Basin, Sri Lanka

Although many irrigation systems in the dry zone of Sri Lanka have water shortage problems, water consumption is very high during land preparation. This paper analyzes the impact of institutional interventions on efficient water management, especially during the land preparation period. It provid...


Loeve, RonaldSomaratne, Pallewatte G.Ariyaratne, Badugodahewa RanjithAnputhas, MarkanduJinapala, Kiribandage[Institutional changes to reduce land preparation delay in the North Central Province of Sri Lanka]Institutional changes to reduce land preparation delay in the North Central Province of Sri Lanka

The groundwater present in the hard rock region of the dry zone of Sri Lanka is made up of the shallow 'Regolith Aquifer' and the deeper fracture zone aquifer is now clearly recognized. However, up to now no study had been carried out or reported in this country on the dynamic nature of this shal...


Panabokke, Christopher R.Ariyaratne, Badugodahewa RanjithSeneviratne, A.Wijekoon, D.Molle, Francois[Characterization and monitoring of the regolith aquifer within four selected cascades (sub-watersheds) of the Malala Oya Basin [Sri Lanka].]Characterization and monitoring of the regolith aquifer within four selected cascades (sub-watersheds) of the Malala Oya Basin [Sri Lanka].
Jinapala, K.Ariyaratne, Badugodahewa Ranjith[Partnerships in action: establishing movable and vertical vegetable gardens for internally displaced persons in the north]Partnerships in action: establishing movable and vertical vegetable gardens for internally displaced persons in the north
Jayathilake, NilanthiSemasinghe, ChristinaManthrithilake, HerathJinapala, K.Ariyaratne, Badugodahewa Ranjith[Quantification of potential impacts of urban and peri urban agriculture and forestry, Sri Lanka, on climate change]Quantification of potential impacts of urban and peri urban agriculture and forestry, Sri Lanka, on climate change
Silva, E.I.L.Katupotha, J.Amarasinghe, O.Manthrithilake, HerathAriyaratne, Badugodahewa Ranjith[Lagoons of Sri Lanka: from the origins to the present]Lagoons of Sri Lanka: from the origins to the present

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