TY - GEN AU - Pannasekere himi, Keeranthidiye TI - Wee varuna (sinhala) SN - 955981950X U1 - 333.18 PY - 2003/// CY - Colombo PB - Rev.Keerantidiye Pannasekere KW - Economics KW - paddy cultivation KW - Sri Lanka KW - system of rice intensification ER -