TY - GEN AU - Mapa, R. B. AU - Nayakekorale, H. B. AU - Dassanayake, A. R. TI - Soilsof the intermediate zone of Sri Lanka: morphology, characterization and classification SN - 9558124036 U1 - 631.4 PY - 2005/// CY - Sri Lanka PB - Soil Science Society KW - Agiculture KW - Specific techniques KW - Soil science ER -