TY - GEN AU - Mapa , R. B. AU - Somasiri , S AU - Dassanayake , A. R. TI - Soils of the dry zone of Sri Lanka: morphology, characterization and classification SN - 9789558124116 U1 - 631.495493 PY - 2010/// CY - Peradeniya PB - Soil science society of Sri Lanka KW - AGRICULTURE KW - SOILS CHARACTERIZATION KW - DRY ZONE KW - SRI LANKA KW - SOILS AS A NATURAL RESOURCE ER -