Browsing by Author "Ulluwishewa, R."
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Item An environmental profile of the Polonnaruwa district(Colombo:Central Environment Authority, 48p., 1993) Ulluwishewa, R.Item Indigenous knowledge and environmental education(1998-08-03) Ulluwishewa, R.Item Indigenous knowledge and sustainable development(1994-05-05) Ulluwishewa, R.Item Indigenous knowledge now at hand for sustained development(1993-01-22) Ulluwishewa, R.Item Indigenous knowledge, national IK resource centres and sustainable development(1994-05-31) Ulluwishewa, R.Item Indigenous sciences for development(1993-03-07) Ulluwishewa, R.Item Let's have draught animal power:some possibilities for reviving it(1993-03-11) Ulluwishewa, R.Item Tapping traditional wisdom for sustained development(1993-06-01) Ulluwishewa, R.Item Women- custodians of water management(1994-10-22) Ulluwishewa, R.