Siriweera, W.I.2010-07-062010-07-062009978-955-590-104-8https://dl.nsf.gov.lk/handle/1/5184Traditional practicesTraditional technologyTraditional agricultureTraditional irrigationTraditional fisheriesTraditional animal husbandrySri LankaTraditional knowledgeScience and TechnologyTradition and livelihood:study of traditional practices and technologies in agriculture,animal husbandry,irrigation and fisheries