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	1.	Image from Amazon.com	Soils of the wet zone of Sri Lanka:morphology,characterization and classification by Mapa, R.B Somasiri, S Nagarajah, S Series: Soil Science Society Special Publication No.1 Language: Publication details: Soil Science Society of Sri Lanka Colombo 1999 Availability: Items available for reference: National Science Library & Resource Centre: Staff collection (1). Save to lists Add to cart (remove)
	2.	Image from Amazon.com	Soil of the intermediate zone of Sri Lanka morphology,characterization and classification by Mapa, R.B Dassanayake, A.R Nayakekorale, H.B Series: Special Publication No.4 Language: Publication details: Soil Science Society of Sri Lanka 2005 Availability: Items available for reference: National Science Library & Resource Centre: Staff collection (1). Save to lists Add to cart (remove)
	3.	Image from Amazon.com	ශ්‍රී ලංකාවේ තෙත් කලාපීය පස (sri lankawe theth kalapeeya pasa) රූපාකාරය, ගතිලක්ෂණ හා වර්ගීකරණය by Mapa, R.B Language: Publication details: Sri Lanka Soil Science Association Colombo ; 2002 Availability: Items available for reference: National Science Library & Resource Centre: Staff collection (1). Save to lists Add to cart (remove)
	4.	Image from Amazon.com	Soils of the dry zone of Sri Lanka morphology, characterization and classification by Mapa, R.B Somasiri, S Dassanayake, A.R Publication details: Soil Science Society of Sri Lanka Peradeniya 2010 Availability: Items available for reference: National Science Library & Resource Centre: Staff collection (1). Save to lists Add to cart (remove)

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