Browsing by Author "Izumi, K."
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Item Cost of production of paddy, Maha 1972/73:a study based on farm record books maintained in five selected districts(Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, 1974) Izumi, K.; Ranatunga, A.S.; Hector Kobbkaduwa Agrarian Research and Training InstitueItem Cost of production of paddy, Yala 1972 in the district of Hambantota, Polonnaruwa, Kurunegala, Kandy and Colombo(Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, 1973) Izumi, K.; Ranatunga, A.S.; Agrarian Research and Training InstituteItem Cost of production of paddy, Yala 1972:a study based on record keeping farmers in five selected districts(HARTI:Colombo, 1973) Izumi, K.; Ranatunga, A.S.; Agrarian Research and Training InstituteItem Environmental and social constraints on paddy production in under existing conditions: a case study in Hambantota District , Sri Lanka 1974(Colombo:Hector Kobbekaduwa Agrarian Research and Training Institute, 1974-02) Izumi, K.; Ranatunga, A.S.Item Environmental and social contraints on paddy production under existing conditions:a case study in Hambantota District(Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, 1974) Izumi, K.; Ranatunga, A.S.; Hector Kobbekaduwa Agrarian Research and Training InstituteItem Production of other crops in paddy fields in Yala 1972: a case study based on record keeping farmers in two special projects (Elahera and Dewahuwa)(Colombo: Hector Kobbekaduwa Agrarian Research and Training Institute, 1974-02) Ranatunga, A.S.; Izumi, K.