TY - BOOK AU - Wanasinghe , Ananda AU - Sumanasekaee , H.D AU - Wijetunga , D.M.A AU - Tennakoon , D TI - Kiridi Oya irrigation and settlement project: pre project socioeconomic conditions U1 - 333.913 CY - Colombo PB - Agraran research and trainig institute KW - KRINDI OYA KW - IRRIDATION ER -