Monographs
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Item Animal draught:the economics of revival(Hector Kobbeduwa Agrarian Research and Training Institute:Colombo, 1981) Ryan, M.; Abeyratne, F.; Farrington, J.; Agrarian Research and Training InstituteItem Farm power and water use in the dry zone, part l:study methodology and some preliminary results(Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, 1980) Farrington, J.; Abeyratne, F.; Ryan, M.; Bandara, S.; Agrarian Research and Training InstituteItem Farm power and water use in the dry zone:part II(Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, 1982) Farrington, J.; Abeyratne, F.; Hector Kobbekaduwa Agrarian Research and Training InstituteItem Some issues confronting the rehabilitation of major irrigation schemes:a report arising from pre-investment survey of conditions at the tank irrigation modernization project ("Five Tanks")(Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, 1981) Ratnatunge, A.S.; Farrington, J.; Abeysekara, W.A.T.; Hector Kobbekaduwa Agrarian Research and Training InstituteItem Issue in farm power and water use in Sri Lanka(Hector Kobbeduwa Agrarian Research and Training Institute:Colombo, 1979) Abeysekera, W.A.T.; Farrington, J.; Agrarian Research and Training InstituteItem Cotton:the economics of expansion in Sri Lanka(Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, 1979) Farrington, J.; Hector Kobbekaduwa Agrarian Research and Training InstituteItem Some issues confronting the rehabilitation of major irrigation schemes in the dry zone:a report arising from pre-investment surveys of conditions at the Tank Irrigation Modernization Project (five Tanks)(64)(Hector Kobbeduwa Agrarian Research and Training Institute:Colombo, 1981) Abeysekera, W.A.T.; Ratnatunge, A.S.; Farrington, J.; Agrarian Research and Training InstituteItem The utilization of buffaloes for Faris power in Sri Lanka: Agrarian Research and Training Institute/ Reading University Study Team on farm power and water use in Sri Lanka's Dry Zone.(Colombo:Hector Kobbekaduwa Agrarian Research and Training Institute, 1980-02) Ryan, U.J.; Abeyratne, F.; Farrington, J.