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Dams and Development E-paper
Secondary benefits quantified in Sri Lankan irrigationThe International Water Management Institute (IWMI) has undertaken some research in Sri Lanka - IWMI Research Report No 51 Renwick, M. E. (2001) 'Valuing Water in Irrigated agriculture and Reservoir Fisheries: A Mulitple Use Irrigation System in Sri Lanka', Mary E Renwik 2001. 'Decision-makers often lack information on the relative economic contributions of water in irrigation and non-irrigation uses. This report addresses this problem. It examines the relative economic contributions of irrigated agriculture and reservoir fisheries in the Kirindi Oya irrigation system, located in southeastern Sri Lanka. The results of the analysis indicate the importance of both irrigated paddy production and reservoir fisheries to the local economy. They also demonstrate significant potential financial and economic gains to irrigated agriculture from improvements in water management practices. Since these water uses are interdependent, policymakers must consider how changes in water management practices may affect reservoir levels and water quality and the fisheries that depend on them'.
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