Search Results - "Manual labour"

Cost of production of paddy yala 1972 : a study based on record-keeping farmers in five selected districts / by Izumi, K

Table of Contents: “…1. Use of Manual Labour, Buffaloes and Tractors 2. Cost of Production per Acre 3. …”

Cost of production of paddy maha 1972/73 : a study based on farm record books maintained in five selected districts by Izumi, K

Table of Contents: “…Gerneral information 2. Use of manual labour, buffaloes and tractors 3. Cost of production per acre 4. …”