TY - GEN AU - Mapa , R.B AU - Nayakekorale H.B. TI - Soils of the intermediate zone of Sri Lanka: morphology, characterization and classification (Tamil) SN - 9558124052 U1 - 631.495493 PY - 2005/// CY - Peradeniya PB - Soil science society of Sri Lanka KW - SOILS ER -