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Item 37 වසරක කාල පරිච්ජේදය තුළ පර්යේෂණ හා පුහුණු ප්රගතිය(කොළඹ:ගොවි කටයුතු පර්යේෂණ හා පුහුණු කිරිමේ ආයතනය, 2009-02-21) රූපසේන, එල්.පී.Item 37 වසරක කාල පරිච්ජේදය තුළ පර්යේෂණ හා පුහුණු ප්රගතිය(කොළඹ:ගොවි කටයුතු පර්යේෂණ හා පුහුණු කිරිමේ ආයතනය, 2009-02) රෑපසේන, එල්.පී.Item 37 වසරක කාලය තුළ ක්රියාබද්ධ පර්යේෂණ ඔස්සේ ග්රාමීය සංවර්ධනය සඳහා ද්රයකත්වය(කොළඹ:ගොවි කටයුතු පර්යේෂණ හා පුහුණු කිරිමේ ආයතනය, 2009-02) ජයතිස්ස, ආර්.එල්.එන්.Item 37 වසරක කාලය තුළ ක්රියාබද්ධ පර්යේෂණ ඔස්සේ ග්රාමීය සංවර්ධනය සඳහා දායකත්වය(කොළඹ:ගොවි කටයුතු පර්යේෂණ හා පුහුණු කිරිමේ ආයතනය, 2009-02-21) ජයතිස්ස, ආර්.එල්.එන්.Item Addressing Sri Lanka's Biomass Energy Needs: False Starts and New Horizons(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1992) Howes, MickItem Adoption of new rice varieties in Sri Lanka(Hector Kobbekaduwa Agrarian Research and Training Institute:Colombo, 2013) Herath, R.M.; Chandrawathi, L.M.Item Agrarian Change and the Role of the Entrepreneurial Farmer(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1982) Hettige, SiripalaItem Agrarian Change and the Role of the Entrepreneurial Farmer(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1998) Hettige, SiripalaItem Agrarian Transformation in British Sri Lanka(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1981) Peiris, G. H.Item Agrarian Transformations in British Sri Lanka(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1998) Peiris, G. H.Item Agricultural extension in domestic sector;problems, weaknesses and suggestions for improvement(Colombo:Hector Kobbekaduwa Agrarian Research and Trainng Institute, 2011) De Silva, P.C.J.Item Agricultural Insurance in Sri Lanka(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1983) Dewendre, Tudor O.Item Agricultural Policy Reforms in the Paddy Sector in Sri Lanka : An Overview(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 2002) Henegedara, G. M.Item Agricultural Productivity Measurement and Analysis in Sri Lanka(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1993) Somaratne, W. G.Item Alcoholism, Poverty and Health in Rural Sri Lanka; Some Empirical Evidence(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1993) Hettige, S. T.Item An Analysis of Cro:pping Intensities in the Paddy Sector of Sri Lanka(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1984) Wickramasekara, PiyasiriItem Analysis of entrepreneurial characteristics of vegetable farmers in Matara District(Colombo: Hector Kobbekaduwa Agrarian Research and Training Institute, 2010) Sandika, A.L.; Kulasinghe, G.A.R.Item An Anthropologist's Reflections on a Social Survey(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1991) Leach, E. R.Item Betel Nut Production and Cost-Return Analysis at Farm Level in South - East Region of Bangladesh : An Economic A:ppraisal(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 2006) Berman, S. C.; Islam, M. N.; Islam, R.Item Book Review(Hector Kobbekaduwa Agrarian Research and Training Institute. Colombo, 1997) Tennakoon, D.