Widanapathirana, A.S.Hector Kobbekaduwa Agrarian Research and Training Institute2014-07-172014-07-171986https://dl-harti.nsf.gov.lk//handle/1/1899xiii, 129p.Socio-Economic SurveysSri LankaPre-rehabilitation situation of the Gal Oya left bank scheme:analysis of socio-economic characteristics