Brohier, R.L. Abeywardena, D.F.

The Tamankaduwa district and the Elahera-Minneriya Canal the history of irrigation and agricultural colonization in Sri Lanka. - Royal Norweign Embassy Colombo 1998 - 58 lk - Hydrography Engineering Surveys Minneriya Topawewa Parakrama Samudra

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Agriculture

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