Publications | Department of Bio-Science

2022

Madhumali R.M.C., Wahala W.M.P.S.B., Welikanna D.R., Dunendran P., Sanjeewani H.K.N., Samarasinghe D.P, De Costa W.A.J.M., (2022):”Estimation of Canopy Leaf Area Index of Tropical Rainforests of Sri Lanka from the Normalized Difference Vegetation Index along a Wide Altitudinal Gradient”, Proceedings of the 26th International Forestry and Environment Symposium 2022 of the Department of Forestry and Environmental Science, University of Sri Jayewardenepura, Sri Lanka, 26, pp-13
Bhagya Weththasinghe, Iroja Caldera, Nimalka Sanjeewani, Dilum Samarasinghe, Himesh Jayasinghe, Asanga Wijethunga, Janendra De Costa, (2022):”Stomatal anatomy, leaf structure and nutrients of tropical rainforest tree species respond to altitude in a coordinated manner in accordance with the leaf economics spectrum”, Pre print, doi: https://doi.org/10.1101/2022.01.16.476499

2021

2020

Bernard, D., Jeyagowri, N. and T. Madhujith:”Characterization of Lactic Acid Bacteria Isolated from Idli Batter and their Susceptibility to Antibiotics”, 32th Annual congress of PGIA, 19-20th November 2020. pp.26
Bernard, D., Jeyagowri, N. and T. Madhujith: “Isolation of Lactic Acid Bacteria from Idli Batter and Assessing their Antibacterial Potential, Proceedings of 6th International Conference on Dry zone Agriculture -2020 (ICDA 2020)”,UOJ, Sri Lanka, 3rd and 4th December 2020.
Harthika, M. and Patrick, A.E.S.:“Current status of submerged freshwater aquatic macrophytes diversity in irrigating reservoirs in Vavuniya and Batticaloa Districts, Sri Lanka”, Jaffna Science Association (section A) 27th Annual Scientific Session 2020, Jaffna Science Association.
Harthika, M. and Patrick, A.E.S.:“Influences of rainfall, atmospheric temperature and water level on submerged aquatic macrophytes’ diversity in irrigation reservoirs in Vavuniya,” in First Annual Student Research Congress 2020, Vavuniya Campus of University of Jaffna.
Kayanan, S., and Basnayake, B.F.A.: “Solid Waste Management Issues within Vavuniya Urban Council Limits”,Proceedings of the Postgraduate Institute of Science Research Congress, University of Peradeniya, Sri Lanka 2020, 26th – 28th November 2020, p3.
Kottage, C.D. and Patrick, A.E.S.: “The effect of nutrient loading on zooplankton community structure in Thandikulam reservoir, Vavuniya, Sri Lanka,” in First Annual Student Research Congress 2020, Vavuniya Campus of University of Jaffna.
Kottage, C.D. and Patrick, A.E.S.:“The influences of nitrate (NO3– ) and phosphate (PO43-) concentrations on zooplankton abundance and diversity in Vavuniya reservoir, Vavuniya, Sri Lanka,” in Ninth Annual Science Research Session 2020, South Eastern University of Sri Lanka.
Krishnakumar,Patrick, A.E.S. and Jayawardena, U.:”Water hardness influenced reproductive dynamics in two freshwater fish species: Poecilia reticulata and Betta splendens”, BMC Research Notes. BioMed Central, pp. 1–6. doi: 10.21203/rs.3.rs-35557/v1.
Krishnakumar,Patrick, A.E.S. and Jayawardena, U.:“Higher propagation success of Poecilia reticulata (live bearer) than Betta splendens (egg layer)”, in First Annual Student Research Congress 2020, Vavuniya Campus of University of Jaffna.
Madhumali, R.M.C, Wahala, W.M.P.S.B, Sanjeewani, H.K.N., Samarasinghe, D.P. and De Costa W.A.J.M:”Response of Canopy Leaf Area Index and Architecture of Tropical Rainforests in Sri Lanka to Climatic Variation along an Altitudinal Gradient”, Proceedings of the 32nd Annual congress of the PGIA, Postgraduate Institute of Perdeniya, University of Peradeniya, pp-33
Menuya, P. and Jeyagowri, N.:”Cultivation of Oyster Mushroom (Pleurotus ostreatus) by Utilizing Different Biowastes”,27th Annual Scientific Sessions of Jaffna Science Association (JSA) 22 – 23, October 2020. 27.pp
Nafla, W.F., Rasanga, K.L.D.C., Samarawickrama, R.A.D., Shabthana, S., Farwin, A.F.S., Ahmath, A.V.S. and Naveendrakumar, G.:”Preliminary assessment of coastal erosion in Marawila, Sri Lanka”, Proceedings of the First Annual Research Session(FARS) 2020, Vavuniya, Sri Lanka: Faculty of Applied Science, Vavuniya Campus of the University of Jaffna. [Abstract]
P.H.S.C. Kumara, A.M. Kittle, A.C. Watson, H.K.N. Sanjeewani and S.J. Perera:”Status of Human-Leopard Interactions in Nuwara Eliya District within the Central Highlands of Sri Lanka over the Past Twenty Years”, 10th Annual Research Session of Sabaragamuwa University of Sri Lanka 16th December 2020, Sabaragamuwa University of Sri Lanka, Belihuloya, pp 62
R and Vijitharan, S.:”A preliminary study on forest cover changes and its utilization in Vavuniya District”,7 th International Conference on Agriculture 2020 (AGRICO 2020), 26th – 27th November 2020.
R.M.C. Madhumali, W.M.P.S.B. Wahala, H.K.N. Sanjeewani, D.P. Samarasinghe, and W.A.J.M. De Costa:”Inter-Relationships Between Canopy Openness and Vegetation Diversity in Tropical Rainforests of Sri Lanka Across a Wide Altitudinal Gradient”, 10th Annual Research Session of Sabaragamuwa University of Sri Lanka 16th December 2020, Sabaragamuwa University of Sri Lanka, Belihuloya, pp 58
Sanjeewa, U.D.L., Patrick, A.E.S. and Dilruwan, H.:“Butterfly species diversity in Salaimbakulam, Pambaimadu,” in First Annual Student Research Congress 2020, Vavuniya Campus of University of Jaffna.
Sanjeewani, H.K.N., Samarasinghe DP, Jayasinghe HD, Gardiyawasam PH, Wahala WMPSB, Wijetunga WMGASTB, Ukuwela KDB, Gomes P, and De Costa WAJM: “Response of tree community composition, plant diversity and aboveground tree biomass in tropical rainforests of Sri Lanka to variation in altitude”, Tropical Agricultural Research, Postgraduate Institute of Agriculture, University of Peradeniya, Sri Lanka, 31(1), pp.87–101. DOI: 10.4038/tar.v31i1.8346
Weththasinghe BT, Caldera HIU, De Costa WAJM, Sanjeewani, H.K.N., Samarasinghe DP, Jayasinghe HD, Wijethunga WMGASTB: “Variation of stomatal anatomy of genus Syzygium in tropical forests along an altitudinal gradient in Sri Lanka”, Proceedings of the 40th Annual Session of the Institute of Biology, Institute of Biology, Sri Lanka. Abstract no. 2-11.
Wijeyamohan, S.:”Success of Vertically Hanging Electric Fence to Mitigate Human-Elephant Conflict. Abstract Accepted for presentation at the International Conference on Human-Wildlife Conflict and Coexistence”, Oxford, London. (Scheduled to be held of 1-3 April 2020, but postponed due October due to Covid19 Pandemic).
Yasanthika, W.H.P., Keerthanaram, T., Nimalka Sanjeewani, H.K., Naveendrakumar, G. and Akther, M.S.R.:”Preliminary assessment of marine phytoplankton distribution and fish-catch in Sri Lanka”, Proceedings of the First Annual Research Session(FARS) 2020, Vavuniya, Sri Lanka: Faculty of Applied Science, Vavuniya Campus of the University of Jaffna. [Abstract]

2019

Balachandran, T. and Nanthakumaran, A.:”Efficacy of Treatment of Rice Mill Wastewater using Canna indica”, Journal of Science and Management, 4 (1), 73 -83. 2019
Kottage, C.D. and Patrick, A.E.S:”Comparative Study on Abundance and Diversity of Zooplankton between Thandikulam Reservoir (Seasonal) and Vavuniya Reservoir (Perennial) in Vavuniya District, Sri Lanka. Jaffna”, Jaffna Science Association (JSA) on 26th Annual Session, p.10.Krishnapriya, N and Nimalan, J. (2019) Cytogeno toxicity evaluation of waste water effluent discharged from service station using Alium cepa Journal of Science and Management -2019(paper has been accepted, Journal not issued), 2019
Madhushani, K.G.S. and Nanthakumaran, A.:”Impacts of biochar on erosion potential of soil in slope land”, Proceedings of the 2nd International Symposium on Agriculture. Eastern University, Sri Lanka. pp. 94 -100, 2019
Naveendrakumar, G., Meththika Vithanage, Hyun-Han Kwon, and Jayantha Obeysekera:”Trends in seasonal extremes of rainfall and temperature of Sri Lanka”, Proceedings of the International Environmental Engineering Conference and Annual Meeting of the Korean Society of Environmental Engineers jointly with the 4th International Conference on Biological Waste as Resource (IEEC and BWR) 2019, Busan, Korea: Korean Society of Environmental Engineers, p379. [Abstract] [Presented]
Naveendrakumar, G., Meththika Vithanage, Hyun-Han Kwon, Chandrasekara, S.S.K., Iqbal, M.C.M., Pathmarajah, S., Fernando, W.C.D.K. and Jayantha Obeysekera:”South Asian perspective on temperature and rainfall extremes: A review”, Atmospheric Research, Vol. 225, 2019, pp110-120, doi: 10.1016/j.atmosres.2019.03.021. [Full-paper]
Naveendrakumar, G., Obeysekera, J., and Vithanage, M.:”Implications of seasonal rainfall trends for agriculture in the dry zone of Sri Lanka”, Journal of Dry Zone Agriculture. Sri Lanka: Faculty of Agriculture, University of Jaffna, Vol. 5, 2, pp38-47. [Full-paper], 2019
Ramya, R., Nanthakumaran, A.. and Senanayake, I.P:”Identification of Artificial Groundwater Recharge Zones in Vavuniya District Using Remote Sensing and GIS. AGRIEAST”, Journal of Agricultural Sciences, 13(1), 44-55. DOI:http://doi.org/10.4038/agrieast.v13i1.63
Ranasinghe, U.D.S.S., Nimalan, J. and Surendran, N.:”Evaluation of larvicidal effects of Pathenium Hysterophorus leaf extracts against Aedes aegypti larvae using different solvents”, 2nd South Asia Conference on multidisciplinary Research 2019 8.9, November 2019.P-18
Samith Indika Maddumage, R., Akther, M.S.R., Aashifa, M.A.R., Mohideen, A.H., Tharani, G., and Naveendrakumar, G.:”Assessment of waterbird composition inKalkundamaduwewa tank at Vavuniya, Sri Lanka”, International Journal of Ecology and Environmental Sciences, New Delhi, India: National Institute of Ecology, Vol. 45, 2019, pp383-394. [Full-paper]
Sanjeewani, H.K.N., Samarasinghe DP, Jayasinghe HD, Gardiyawasam PH, Wahala WMPSB, Wijetunga WMGASTB, Ukuwela KDB, Gomes P, and De Costa WAJM:”Variation in above-ground carbon stock of selected tropical rainforests of Sri Lanka along an altitude gradient”, Proceedings of the Rajarata International Research Conference (RIRC 2019), University of Rajarata, Sri Lanka, PG 119, 6-7 November 2019, p199, ISSN 2235-9710. [Best podium presentation]
Sanjeewani, H.K.N., Samarasinghe DP, Jayasinghe HD, Gardiyawasam PH, Wahala S, Wijethunga A, Ukuwela K, and De Costa J :”Species composition and Diversity in two selected lowland tropical rainforests in Sri Lanka and their relationships to temperature and precipitation”, Proceedings of the 24th International Forestry and Environment Symposium, University of Sri Jayewardenepura, Sri Lanka, Volume 24, 11-12 October 2019, p09, ISSN 2235-9427.
Uthayashangar, S., Nanthakumaran, A., and Devaisy, S.:”Status of the saltwater intrusion in Jaffna, Sri Lanka”, Ceylon Journal of Science, 48(3), 235–241. DOI: http://doi.org/10.4038/cjs.v48i3.7647
Vijitharan, S. and Sobana. K.:”Compost produced from domestic organic residues impact on growth and yield of Ipomoea aquatica”,2nd south Asia Conference on Multidisciplinary Research, Sri Lanka, 08th -09th November 2019.
Wijeyamohan, S. Santiapillai, C. and Jayasingam, T.:”A survey of the birds associated with Valukkai aru in the Jaffna peninsula, Sri LankaWildLanka International Symposium 2019. 2nd and 3rd September, Colombo, Sri Lanka.

2018

Abarna, K., Patrick, A.E.S. and Jayawardena, U.A.:”Growth performance of Poecilia reticulata and Betta splendens in varying water hardness treatments”, Proceedings of the 1st Annual Session, Vingnanam International Research Conference. p. 33.
Abarna, K.,Patrick, A.E.S. and Jayawardena, U.A.:”Impact of water hardness on reproductive biology of two popular aquarium fish Poecilia reticulata (Guppy) and Betta splendens (Siamese fighter)”, Proceedings of the 24th Annual Session, Sri Lanka Association for Fisheries and Aquatic Resources. p. 28.
Arjunan, K. and Umasuthan, S.:“Public Perception and Management Implications of Invasive Flora in Vavuniya District, Northern Sri Lanka”,International Research Symposium, Uva Wellassa University of Sri Lanka 2018 p.26.
Athukorale, W.E.P., Nanthakumaran, A. and Kadupitiya, H.K.:”Identification of cascade systems and assessment of the performance of village tanks at Madukanda Agrarian Service Centre”, 8th International Symposium on Innovative Multidisciplinary Research for Green Development. South Eastern University. Sri Lanka 17-18 December. pp. 83 – 91
Balachandran, T., Nanthakumaran, A. , Devaisy, S. and Sivanesan, K.S.:”Role of Colacasiaesculenta in constructed wetlands for treating rice mill wastewater AGRIEAST”, Journal of Agricultural Sciences, 12(2), 19–26. DOI:http://doi.org/10.4038/agrieast.v12i2.56
Fernando, K. S. D. and Nanthakumaran, A. :”Crop Residues with Fodder Trees to produce Good Quality Silage”, 8th International Symposium on Innovative Multidisciplinary Research for Green Development. South Eastern University. Sri Lanka 17-18 December. pp. 92 – 101
Kodippili, K.P.A.N. and Nimalan, J.:”Effect of Homemade Effective Microorganisms on the Growth and Yield of Chilli (Capsicum annuum) MI-2. AGRIEAST”, Journal of Agricultural Sciences, 12(2), pp.27–34.
Kumarasinghe, M.A.N, Nanthakumaran, A. and Kayanan, S.:”Pesticide Use and Health Behaviour of Farmers in Rajanganaya, Social Sciences and Humanities, Towards Sustainable Future”, International Research Symposium Proceedings of National Centre for Advanced Studies in Humanities and Social Sciences, Sri Lanka, 13 – 14 December, 2018, p.4
Kumarasinghe, M.A.N., Nanthakumaran, A. , and Kayanan, S.:”Pesticide Use and Health Behaviour of Farmers in Rajanganaya”,Social Sciences and Humanities (IRSSSH) 2018, Towards Sustainable Future. International Research Symposium Proceedings of National Centre for Advanced Studies and Social Sciences, Sri Lanka, 13th – 14th December, 2018, p4.
Madhushani, K.G.S. and Nanthakumaran, A.:“Effectiveness of Biochar on Soil Erosion Potential in a Slope Land”,Proceedings of the Postgraduate Institute of Science Research Congress, Sri Lanka 9 – 10 November, 2018, p.26.
Nanthakumaran, A.:“Are village tanks sustainable in Vavuniya, Sri Lanka?”,Proceedings Wayamba International Conference, Sri Lanka 24 – 25 August, 2018, p.306.
Naveendrakumar, G., Meththika Vithanage, Hyun-Han Kwon, Iqbal, M.C.M., Pathmarajah, S., and Jayantha Obeysekera:”Five Decadal Trends in Averages and Extremes of Rainfall and Temperature in Sri Lanka”,Advances in Meteorology, vol. 2018, doi: 10.1155/2018/4217917. [Full-paper]
Naveendrakumar, G., Vithanage, M. and Obeysekera, J.:”Trends of stream runoff in Sri Lanka”,Proceedings of the 74th Annual Session of Sri Lanka Association for the Advancement of Science (SLAAS), Colombo, Sri Lanka: SLAAS, ISSN: 1391-023X, p41. [Abstract] [Presented]
Naveendrakumar, G., Vithanage, M., Meneripitiya, S., Obeysekera, J., Iqbal, M.C.M., and Pathmarajah, S.:”Influence of Seasons on Extreme Temperature and Rainfall in the Wet Zone of Sri Lanka”, Proceedings of the 2nd International Conference on Climate Change (ICCC 2018), Colombo, Sri Lanka: The International Knowledge Management Institute, ISBN 978-955-4903-94-4, p68. [Abstract] [Presented]
Pradip Shah, Nanthakumaran, A. and Ken Kawamoto:”Assessing water quality for drinking purpose at Pampaimadu (Vavuniya)”, 6th Conference on Sri Lanka – Japan Collaborative Research. Sri Lanka – Japan study centre, University of Peradeniya, Sri Lanka 31August – 1 September, p.8
Sanjeewani, H.K.N., Gilbert, T., Shah, P. and Patrick, A.E.S.:”Social survey on drinking water sources health issues and the current domestic treatment practices in Vavuniya district, Sri Lanka”, Proceeding of the Wayamba International Conference, Wayamba University of Sri Lanka, 24-25 August 2018, pp-274.
Sanjeewani, H.K.N., Patrick, A.E.S. and Abrna, K.:”Preliminary study on optimum time for hardness removing ability of Strychnos potatorum (Ingini) seeds from drinking water in Vavuniya district, Sri Lanka.”, Proceedings of the 3rd Wayamba International Conference (WinC-2018). p263.
Shah, P. and Nimalan. J.:”Assessment of fecal coliform contamination in domestic wells used for drinking purpose: a case study at Sopalapuliyankulum, vavuniya District, Sri lanka”, Proceeding of the 4th International Research Symposium of Rajarata University of Sri Lanka Investing in Biodiversity and Ecosystem Services ‘Caring Nature- Creating Wealth’ 17-18 October 2018 p-183
Sharaniya, S.:”A Feasibility Study of Compost Preparation by using Household Waste (Kitchen Waste and Garden Waste)”, 5 th International Conference on Agriculture 2018 (AGRICO 2018), 16th – 17th August 2018.
Vijitharan, S. and Nanthakumaran, A. and Gunatilake, J.:“Dengue Outbreaks in Vavuniya District, Sri Lanka”, Proceedings of the Postgraduate Institute of Science Research Congress, Sri Lanka 9 – 10 November, 2018, p.28.