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	1.	No cover image available Science & Technology Indicators in Sri Lanka part I-organizational structures and the status of national efforts in science and technology by Liyanage, S De Silva, M.A.T Language: Publication details: NARESA Colombo Availability: Items available for reference: National Science Library & Resource Center: Staff collection (1). Add to cart (remove)
	2.	No cover image available Sri Lanka Science and technology indicators part II-Diffusion and assimilation of S&T knowhow in the Agricultural Sector of Sri Lanka. by Liyanaage, S De Silva, M.A.T Chandraratne, D.V Language: Publication details: NARESA Colombo ; 1988 Availability: Items available for reference: National Science Library & Resource Center: Staff collection (1). Add to cart (remove)
	3.	No cover image available Mineral nutrition of plants by De Silva, M.A.T Series: Science Education Series ; No.01 Publication details: NARESA Colombo ; 1980 Availability: Items available for reference: National Science Library & Resource Center: Staff collection (1). Add to cart (remove)
	4.	No cover image available Sri Lanka Science & Technology Indicators-Part iv by De Silva, M.A.T Yapa, G Karunasinghe, A.W.J Language: Publication details: NARESA Colombo ; 1996 Availability: Items available for reference: National Science Library & Resource Center: Staff collection (1). Add to cart (remove)

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