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Emeritus Professor C.M. Navaratne
Specialized Areas
• A study on Influence of present Agroclimatology for traditional rice cropping calendar.
• A Computer Based DSS (Decision Support System) for Agroclimatological Data Analyses.
• Rainwater Harvesting system for crop cultivation.
• Preparation of rainfall map for Southern Sri Lanka.
• Agro-climatic potential and risk assessment for crop intensification in home gardens of Southern Sri Lanka -A case study in Embilipitiya Area.
• Affect of irrigation systems and fertilizer recommendations for betel cultivation.
• Low cost auto irrigation system for home gardens in Sri Lanka.
• Senaratne C.M. Fluidized bed drying of parboiled Paddy, 1984. BSc. Thesis, University of Ruhuna, Sri Lanka.
• Senaratne C.M., Adhikarinayake, T.B. and Palipane, K.B. 1984. Fluidized bed drying of parboiled Paddy, Technical report, FAO-Un assisted project, R.P.R.D.C, Jayanthi Mawatha, Anuradhapura, Sri Lanka.
• Wijesuriya, S.D.E, Welivitiya, I., Pemasiri, L.S and Senaratne, C.M. The discharge- depth equation for shallow flow of water through and over simulated vegetation. Sri Lanka Journal of Agricultural Sciences, Vol. 24 1987.
• Woodall, A. D., H. K. D. A. D. U. Annakkage, G. K. A. Dias, G. S. Makalanda, S. A. S. Mihindukulasuriya, L. Munasinghe, C. M. Navaratne, H. G. V. T. Vithanage. 1987. Computer Project Work, University Grants Commission, Sri Lanka.
• Woodall, A. D., H. K. D. A. D. U. Annakkage, G. K. A. Dias, G. S. Makalanda, S. A. S. Mihindukulasuriya, L. Munasinghe, C. M. Navaratne, H. G. V. T.Vithanage. 1987. Database Management Systems, University Grants Commission, Sri Lanka.
• Woodall, A. D., H. K. D. A. D. U. Annakkage, G. K. A. Dias, G. S.,Makalanda, S. A. S. Mihindukulasuriya, L Munasinghe, C. M. Navaratne, H. G. V. T. Vithanage. 1987. Data Structures, University Grants Commission, Sri Lanka.
• Nadarajah, R.T, Navaratne, C.M., Seneviratne, G.P., Thevadasan, T., White, S. and Wickramanayake, G.N.,1989. Case Tools for Teaching, Project Report, College of Cardiff, University of Wales, U.K.
• Navaratne, C.M., An expert system for available software packages in UWCC, MSc. Thesis, College of Cardiff, University of Wales, U.K. 1989.
• Navaratne, C.M. and Weerasinghe, K.D.N and Bopitiya, K.S.D., Comparative study of an appropriate subsurface pot irrigation and drip irrigation systems for vegetable production in home gardens. SLAAS Abstracts 1997.
• Navaratne, C.M. and Weerasinghe, K.D.N, Rainwater harvesting for Agro-ecological risk elimination in different agro-ecological regions of Matara District. SLAAS Abstracts 1998.
• Ranasinghe, S., Bopitiya, K.S.D., Weerasinghe, K.D.N and Navaratne, C.M., An appropriate subsurface pot irrigation and drip irrigation systems to utilize roof water for vegetable production in home gardens. Rain water harvesting for water security, Vol.I and II 1999.
• Navaratne, C.M., Weerasinghe, K.D.N and Bopitiya, K.S.D., Comparison and selection of a suitable irrigator for a subsurface pot irrigation system for home gardens. SLAAS Abstracts 1999.
• Navaratne, C.M. and Weerasinghe, K.D.N., Identification of Optimum Cropping Calendar and Planting time of vegetables for home gardens in different Agro-ecological locations of Matara District. SLAAS Abstracts 2000.
• Weerasinghe, K.D.N., Navaratne, C.M., 2003. History of Hydraulic Civilization and Irrigation systems development in Sri Lanka. Proceedings of the India French round table Discussion on Water Management in Rural South India and Sri Lanka; Emerging themes and critical issues 2001. French Institute of Pondicherry, pondecherry.
• Navaratne, C.M. and Weerasinghe, K.D.N. Agro-Climatic Approach To Minimize The Risk Associated With Water Scarcity In Different Locations Of Matara District. Journal of PGIA, PGIA Annual Congress, 2002.
• Navaratne, C.M. and Weerasinghe, K.D.N. Agroclimatic Potential Assessment for Crop Intensification in Southern Sri Lanka. Eighth Annual Forestry and Envirnment Symposium, 12th -13th December, 2002, Hikkaduwa Sri lanka.
• Navaratne, C.M., Weerasinghe, K.D.N. and Jayasuriya, N. Rainwater harvesting for Risk elimination in home gardens. Proceedings of a National Workshop on Water for Agriculture and Rural Development in Sri Lanka held at Hotel Club Palm Bay, Marawila 10 Feb. 2003. Organised by Ministry of Irrigation and Water Management, Food and Agriculture Organization and The Japanese Institute of Irrigation and Drainage.
• Navaratne, C.M. 2003. Low Cost Auto Irrigation System for Home Garden Intensification to Minimize the Agro-climatic Risk: A Case Study in Matara District. Ph.D Thesis, University of Ruhuna, Matara, Sri Lanka.
• Navaratne, C.M., Weerasinghe, K.D.N. and Jayasuriya, L.N.N. 2003, Optimum Cropping Calendar for Home Garden Vegetable Crop Production International Conference on Water and Environment, Bophal, India in December 15-18, 2003.
• Navaratne, C.M. and Weerasinghe, K.D.N. 2004. Submetted a report on Agro-Climatic potential and risk assessment for crop intensification in home gardens of Southern Sri Lanka. Climate change secretariat of Sri Lanka, Environmental Economics and Global Affairs Division, Ministry of Environment and Natural Resources, Battaramulla, Sri Lanka.
• Gunaratne, M.H.J.P., Navaratne, C.M. and Weerasinghe, K.D.N. 2004, Agroclimatic Risk Assessment in Hambantota Region. Ninth Annual Forestry and Envirnment Symposium, 27th 28th February 2004, University of Sri Jayawardenapura, Nugegoda, Sri Lanka.
• Premanath, G.D.I., Navaratne, C.M. and Weerasinghe, K.D.N. 2004, Rainwater Harvesting for Risk Elimination in Home Gardens: A Case Study in Hambantota District. Ninth Annual Forestry and Envirnment Symposium, 27th – 28th February 2004, University of Sri Jayawardenapura, Nugegoda, Sri Lanka.
• Gunasena, C.P. and Navaratne, C.M. 2004, Designing and testing of an emitter for sub surface drip irrigation systems using textile materials, Symposium proceedings of the water professionals day October1, 2004, Postgraduate Institute of Agriculture, University of Peradeniya.
• Navaratne, C.M., Jayasuriya, L.N.N. and Weerasinghe, K.D.N. 2004, Food Security And Poverty Alleviation For Rural Women In Sri Lanka: Rainwater Harvesting For Home-Garden Development. “”Achieving WSSD Targets and Meeting Millennium Development Goals (MDGs): Role of Global Water Partnership-South Asia”” ,13-15 July 2004, Dhaka, Bangladesh.
• Navaratne, C.M., Weerasinghe, K.D.N. and Jayasuriya, L.N.N., Rainwater harvesting and Roof Runoff Coefficients, International Conference On Sustainable Water Resources Management In The Changing Environment Of The Monsoon Region, 17-19 November 2004, Colombo, Sri Lanka.
• Gunaratne, M.H.J.P., Navaratne, C.M. and Weerasinghe, K.D.N. 2004. Effect of Rainfall on Cropping Pattern of Farmers in Hambantota District. Proceedings of Second Academic Sessions, 16th December 2004, University of Ruhuna, Matara, Sri Lanka.
• Navaratne, C.M., Weerasinghe, K.D.N. and Jayasuriya, L.N.N. 2005. Optimum Tank Capacity for Rainwater Harvesting Systems in Home Gardens. Mainstreaming Rainwater Harvesting. XII International Rainwater Catchment Systems Conference, November 15 -18, 2005, Intercontinental Eros, Nehru Place, New Delhi, India.
• Gunaratne, M.H.J.P. and Navaratne, C.M. 2005. Agricultural Risks of Rainfall in Mapalana area, Proceedings of the Tenth Annual Forestry and Envirnment Symposium, 2 – 3 December, 2005, Dept. of Forestry and Environmental Science, University of Sri jayawardenapura, Sri lanka.
• Navaratne, C.M., Gunaratne, M.H.J.P. and Weerasinghe, K.D.N, 2005. Demarcation of rainfall onset for field crop production in Hambantota District through climatic water balance approach, SLAAS Abstracts 2005.
• Navaratne, C.M. Fasly M S M and Weerasinghe, K.D.N, 2005. A Computer based DSS (Decision Support System) for rainfall analysis SLAAS Abstracts 2005.
• Navaratne, C.M. and Weerasinghe, K.D.N 2005. Influence of present rainfall pattern for traditional paddy cropping calendar: A case study at Mapalana; Southern Sri Lanka. SLAAS Abstracts 2005.
• Gunasena C.P. and Navaratne C.M.. 2006. Development of working interface for the Nilwala river basin to enhance resource mobilization. Third Academic Sessions, 30th January, 2006. University of Ruhuna, Matara, Sri Lanka.
• Navaratne, C.M. and Weerasinghe, K.D.N 2006. Impact of Climate Change on Cropping calendar of Field Crops: A Case Study Home Gardens in Southern Sri Lanka. 10th Anniversary International Symposium, 4 – 8 July 2006, Sabaragamuwa University of Sri Lanka, Belihuloya, Sri Lanka.
• Peiris, H.W.K., Gunasena C.P. and Navaratne C.M.. 2006. Comparative study of three different Micro Irrigation Systems for Home gardens in Matara District. Symposium proceedings of The Water Professionals Day. October 1st, 2006, Peradeniya, Sri Lanka.
• Kumari, M.K.N. and Navaratne C.M.. 2006. Improving Water Security for Crop Production through Agro-climatic Approach: A case study in Anuradhapura. Symposium proceedings of The Water Professionals Day. October 1st, 2006, Peradeniya, Sri Lanka.
• Navaratne, C.M., Weerasinghe, K.D.N. and Jayasuriya, L.N.N. 2006. Low-cost Auto-controlled subsurface irrigators for home garden irrigation systems in Sri Lanka. 3rd APHW Conference, October 16 -18, 2006, Bangkok, Thailand.
• Navaratne, C.M., Weerasinghe, K.D.N. And Jayasuriya, L.N.N. 2006. An Auto Irrigation System For Home Gardens In Sri Lanka. Sustainable Development Of Water Resources, Water Supply And Environmental Sanitation, 32nd WEDC International Conference, 13 – 17 November 2006, Colombo, Sri Lanka.
• Navaratne, C.M. 2006. Roof water harvesting model for domestic use, SLAAS Abstracts 2006.
• Navaratne, C.M. and Kodithuwakku, W.K.K..S.P.I., 2006. Improvement of Indigenous vegetable production in Sri Lanka through low-cost micro irrigation approach. International Conference on Indigenous Vegetables and Legumes : Prospects for Fighting Poverty, Hunger and Malnutrition, AVRDC-Regional Center for South-Asia, ICRISAT Campus, Patancheru, Hyderabad, AP, INDIA.
• Kumari, M.K.N. and Navaratne C.M.. 2006. Drought Analysis in relation to crop production: Anuradhapura district, Proceedings of the Eleventh Annual Forestry and Envirnment Symposium, 22 – 23 December, 2006, Dept. of Forestry and Environmental Science, University of Sri jayawardenapura, Sri lanka.
• Peiris, H.W.K., Gunasena C.P. and Navaratne C.M.. 2007. Comparative study of wetting patterns of drip emitters developed for Micro Irrigation Systems. Forth Academic Sessions, 29thth January, 2007. University of Ruhuna, Matara, Sri Lanka.
• Kumara, H.T.I.S. and Navaratne C.M.. 2007. Community Based Drought Control Strategy: Roof Water Harvesting in Yatiyana Area for Domestic Use. Forth Academic Sessions, 29thth January, 2007. University of Ruhuna, Matara, Sri Lanka.
• Navaratne C.M., Weerasinghe, K.D.N. and Rathnayaka, C. 2007. An Improved Technique of Rainfall Analysis: A Case Study in Mapalana Catchment. Forth Academic Sessions, 29thth January, 2007. University of Ruhuna, Matara, Sri Lanka.
• Navaratne C.M., 2007. Enhancement of Crop Security in Southern Dry Zone of Sri Lanka through Climate Change. 2nd International Workshop on Community Adaptation to Climate Change, February 24-28, 2007, Dhaka, Bangladesh.
• MKN Kumari, CM Navaratne, 2007, Intensification of upland crop production in Anuradhapura district through agro- climatic approach, Proceedings of 63rd Annual Research Sessions, SLAAS.
• MKN Kumari, CM Navaratne (2007), Effect of Rainfall changes on Crop Production in Anuradhapura District, Sri Lanka, Young Scientist Conference on Extreme Weather Events in the context of Climate Change conducted by British Council in 2007 November 26th – 30th at New Delhi, India.
• Kusum Athukorala, and Champa M.Navaratne, (2008), Shifting Sands in Sri Lanka – Mobilizing and Networking for Collective Action by River Sand Mining affected Communities, paper top be presented at The 12th Biennial Conference of the International Association for the Study of Commons, Cheltenham , UK, July 2008
• Piyadasa, Ranjana U.K. and Navaratne, Champa M. 2008. Assessment of environmental impacts due to river sand mining. International conference on social sciences, Sri Lanka (ICSSL), University of Kelaniya, Sri Lanka.
• Piyadasa, Ranjana U.K. and Navaratne, Champa M. 2008. Riversand mining in southern Sri Lanka and its effect on environment, 11th international river symposium, Australia.
• Athukorala, Kusum, Navaratne, Champa M. and Piyadasa, Ranjana U.K. 2008, Illicit River sand mining in Sri Lanka: Impact on environment, agriculture and the community. Proceedings of national symposium 2008, Faculty of Agriculture, University of Ruhuna.
• Navaratne, S.B. and Navaratne, C.M. 2008, Utilization of forest plant extracts for food industry in Sri Lanka. Proceedings of the Thirteenth Annual Forestry and Envirnment Symposium, 27 – 28 December, 2008, Dept. of Forestry and Environmental Science, University of Sri Jayawardenapura, Sri Lanka.
• Piyadasa, R.U.K., Navaratne, C.M. and Athukorala, K. 2008. River sand mining and Management; Case Study in Nilwala River Basin, Sri Lanka. Proceedings of the Thirteenth Annual Forestry and Envirnment Symposium, 27 – 28 December, 2008, Dept. of Forestry and Environmental Science, University of Sri Jayawardenapura, Sri Lanka.
• Ranjana. U.K. Piyadasa, Navaratne Champa.M., Assessment of Environmental issues due to river sand mining, International Conference on Social Sciences Sri Lanka – Theory and Practices of Social Sciences for human wellbeing in South Asia, University of Kelaniya, Kelaniya, Sri Lanka- 2008.
• Ranjana. U.K. Piyadasa,. Navaratn Champa.M e, River Sand Mining in Southern Sri Lanka and its Effect on Environment. 11th International River symposium on A Future of Extremes Brisbane, Australia 2008.
• Ranjana. U.K. Piyadasa, Champa.M. Navaratne and Kusum Athukorela, Environmental Impact due to indiscriminate extraction of river sand in Southern Sri Lanka- Case study. Geography conference 2009, University of Peradeniya, Kandy, Sri Lanka 2009.
• Ranjana. U.K. Piyadasa, Champa.M. Navaratne and Kusum Athukorela, River sand mining and Environmental issues in Sri Lanka. 8th International Association of Hydrological Sciences Assembly and 37th International Association for Hydrogeological congress in Hyderabad, India.
• Kusum Athukorala and Champa Navaratne 2009. Sand barriers and Access to water community pressure and policy interventions in river sand mining in Sri Lanka, Proceedings of IWMI, Battaramulla, Sri Lanka. June 6 -11, 2009.
• Pushpakumara, D.L.W.S, Navaratne C.M. and Gunasena C.P, 2009. Study of hydrological behavior of Nilwala upper catchment for flood and flood hazard mapping. 2nd National Symposium, Faculty of Agriculture, University of Ruhuna. Sri Lanka. September 10, 2009.
• Dilrukshi,B.A.N., Navaratne C.M. and Premalal, K.H.M.S, 2009. Identification of effect of Climate Change on cultivation of lowland rice in Sri Lanka. 2nd National Symposium, Faculty of Agriculture, University of Ruhuna. Sri Lanka. September 10, 2009.
• Gunawardena, M.P.W., Wijetunga,S., Navaratne,C.M. and Nissanka,N. 2009. Fruit and vegetable leachate in dry batch biogas digestor as a nutrient solution for hydroponics. Fourteenth International Forestry and Environment Symposium 2009, 18 – 19 December, University of Sri Jayawardenapura, Sri Lanka.
• Dilrukshi,B.A.N., Navaratne,C.M. and Premalal, K.H.M.S. 2009. Variation of onset of monsoons within Sri Lanka. Fourteenth International Forestry and Environment Symposium 2009, 18 – 19 December, University of Sri Jayawardenapura, Sri Lanka.
• Piyadasa, R.U.K., Wickramasinghe, D., Navaratne,C.M. and Athukorala,K. 2009. Environmental impact due to riversand mining (Case study in Daduru Oya, Kurunagala District, Sri Lanka. Fourteenth International Forestry and Environment Symposium 2009, 18 – 19 December, University of Sri Jayawardenapura, Sri Lanka.
• Wijewardane, D.S.R., Navaratne, C.M., Piyadasa, R.U.K and Adikaram, K.K.L.B. 2009. Software Model to calculate Groundwater Level. 65th Annual Session, SLAAS, Sri Lanka.”