International Postgraduate Research Conference (IPRC): Recent submissions

  • Knowledge and Attitudes of Vegetable Farmers on Organic Farming: A case Study from Anuradhapura District 
    Rushnee, R.M.; Udayanga, N.W.B.A.L.; Chamara, A.H.M.N.; Herath, H.M.L.K. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    With marked benefits such as environmental protection, conservation of non-renewable resources and ensuring of food quality, Organic Farming (OF) has emerged as one of the key concepts in the field of agriculture. Knowledge ...
  • Identification of Volatile Compounds in Different Parts of the Brinjal Plant (Solanum melongena) 
    Nusra, M.S.F.; Paranagama, P.A.; Amarasinghe, L.D.; Udukala, D.N. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Plants synthesize and emit a large variety of volatile compounds, which produce a wide range of behavioral responses in insects. In some plants, these volatile organic compounds are the key compounds that are involved in ...
  • Assessment of the Heavy Metal Concentrations in Mangrove Leaves of Negombo Lagoon 
    Handagiripathira, H.M.N.L.; Deeyamulla, M.P.; Koichiro, S. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Mangrove ecosystems play an important role in the biogeochemistry of heavy metal contamination in tropical coastal areas. During the last decades, heavy metals are one of the most serious contaminants in those environments ...
  • Cadmium, Chromium and Lead Burden in Cooked Rice in Chronic Kidney Disease of Unknown Etiology (CKDu) Prevalent Areas 
    Fernando, T.D.; Arachchige, Y.L.N.M.; Jayawardena, B.M. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Chronic Kidney Disease of unknown etiology (CKDu) is a serious health problem in Sri Lanka since the 19th century. Still there is no permanent remedy for this problem. Madawachchiya is the area with highest number of CKDu ...
  • Analysis of Drinking Water Quality Related to Chronic Kidney Disease of Unknown Etiology (CKDu) of a Disease Prevalent Area in Polonnaruwa District 
    Perera, R.T.; Liyanage, J.A. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Chronic Kidney Disease of unknown etiology (CKDu) is a burning issue in the Sri Lanka over past 20 years. In those endemic areas, majority of CKDu patient’s drinking water source was well-water. According to the environmental ...
  • Green Algal and Cyanobacterial Heavy Metal Removers Isolated from Kandy Lake and Mid Canal 
    Lakmali, W.G.M.; Athukorala, S.N.P.; Jayasundera, K.B. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Algae are a group of photosynthetic eukaryotic organisms that range from microscopic (microalgae) to macroscopic (macro algae). They have ability to remove nutrients, inorganic and organic contaminations, heavy metals and ...
  • Design and Implementation of Smart Standalone Gas Fire Security System for Domestic Usage 
    Rajapaksha, R.M.I.U.; Perera, P.S.H.; Nandasena, P.K.D.M.; Gunarathna, E.P.G.T.K.; Pieris, T.P.D.; Kanishka, G.; Ranaweera, A.L.A.K.; Kalingamudali, S.R.D. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Liquid Petroleum Gas (LPG) fire security system for domestic gas cylinders has been designed and prototype is implemented. The proposed system automatically takes preventive measures in case of gas leakage. It includes an ...
  • Removal of Heavy Metals from Sewage Sludge by Floating Macrophytes; Eichhornia crassipes (Mart.) Solms., Pistia stratiotes L. and Salvinia molesta Mitch 
    Kodituwakku, K.A.R.K.; Yatawara, M.D.M.D.W.M.M.K. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    The land disposal of sewage sludge generated from industrial waste water treatment plants is a major environmental concern as the sludge has been contaminated with heavy metals. Hence, immobilization of such metals prior ...
  • Effects of Myroxylon balsamum on Regeneration of Native Species in Udawatta Kele Forest Reserve, Sri Lanka 
    Dayarathna, G.D.N.N.; Aluvihare, S.; Gunaratne, A.M.T.A. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Invasive species negatively affect the regeneration of native species, degrade catchment areas, cause species extinction and alter ecosystem functions world over by reproducing their next generation more rapidly than the ...
  • Protective effect of coconut oil meal phenolic antioxidants on mitochondrial DNA damage in HEp-2 human epithelial cells 
    Nisansala, A.; Hapugaswatte, H.; Seneviratne, K.N.; Jayathilaka, N. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Coconut oil meal is a rich source of phenolic antioxidants. In most of the reported research, antioxidant activities of phenolic extracts have been tested using chemical systems. However, similar studies conducted in ...
  • Visualization of Positive Semi Definite Matrices 
    Ranasinghe, L.P.; Liyanage, U.P.; Perera, S.S.N. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    This paper studies on how to identify positive semi definite property of a matrix using a plot. The main difference of positive semi definite matrix and negative semi definite matrix is defined by eigen values. All the ...
  • Electrodeposited ZnS Thin Films for NO2 Gas Sensing Applications 
    Wickramathilaka, P.A.K.Y.; Namawardana, D.G.K.K.; Atapattu, H.Y.R; De Silva, D.S.M. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Sensors are becoming a consequential part in human’s daily life. Typically, they are classified based on the physical parameter sensed itself namely; thermal, mechanical, magnetic, chemical, and optical. Gas sensors are ...
  • Oviposition Preference of Aedes albopictus (Diptera: Culicidae) at Domestic and Peri-Domestic Settings in Gampaha Medical Officer of Health (MOH) of Sri Lanka 
    Dalpadadoa, C.P.R.D.; Amarasinghe, L.D.; Bandaranayake, W.A.C.L. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    There are varying ranges of water filled man-made and natural container habitats with varying physico chemical parameters available for the breeding of Aedes mosquitoes. House to house cross-sectional entomological survey ...
  • Macronutrients Management of CKD Patients and Effect on Biochemical Parameters and the Clinical Outcome 
    Hettigedara, S.N.M.S. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Macro nutrients are the Carbohydrate, protein and lipid which are essential for the energy production and metabolism. The requirement of these macronutrients varied according to the CKD stage and the other comorbid conditions ...
  • Improvement of Seed Quality of Six Traditional Rice Varieties of Sri Lanka through Seed Priming and Evaluation of Best Storage Method and Effect of Seed Priming on Microbial Activity 
    Galappaththi, M.O.; Jayasuriya, K.M.G.G.; Gama-Arachchige, N.S. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Currently demand for traditional rice varieties has increased. However, poor germination and storability is a major problem in cultivating traditional rice varieties. Thus, the study was conducted to determine treatments ...
  • Antagonist Potential of Vorticella microstoma on the larval development of Culex gelidus and Aedes aegypti 
    Ranasinghe, H.A.K.; Amarasinghe, L.D. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Selection of effective biological agents which can suppress the growth of immature stages of mosquito vectors has drawn a wide attention in disease control programmes. Vorticella microstoma is a parasitic ciliate which has ...
  • Determination of Antioxidant and Antimicrobial Activities of Psidium guineense Sw. Leaf Extracts Fractioned Based on Polarity 
    Munaweera, R.R.K.W.; Senanayake, C.; Algama, H.; Seneviratne, K.; Jayathilaka, N. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Psidium guineense Sw. is a guava species distributed in South America, some parts of Africa and South Asia including Sri Lanka. Our previous studies have shown that Psidium guineense Sw. leaves contain 195.25±9.56 mg g-1 ...
  • Microbiological quality of cow’s milk produced by small-scale farmers in Lankapura, Polonnaruwa district, 2018 
    Siriwardhana, B.A.M.P.; Gunasena, G.D.D.K. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    At present, in Polonnaruwa, there is a tremendous development in dairy sector. Milk is a rich biological fluid which contains all necessary nutrients. But, milk quality issues were raised by the consumers and producers who ...
  • A Phage Indicator Model for In-Vitro Evaluation of Antiviral Drugs Used in Ayurvedic and Traditional Medicine 
    Dayarathna, M.T.A.; Jayaratne, D.L. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Finding new antiviral drugs for the emerging new viruses have become an outstanding scope of study. The analysis of anti-phage activity evaluation model based on plaque reduction assay has been performed by numerous ...
  • Expression Changes in Putative Target Genes of Differentially Expressed miRNA as Early Biomarkers for Severe Dengue 
    Hapugaswatta, H.; Seneviratne, K.N.; Perera, H.S.S.; Premaratna, R.; Jayathilaka, N. (19th Conference on Postgraduate Research, International Postgraduate Research Conference 2018, Faculty of Graduate Studies,University of Kelaniya, Sri Lanka, 2018)
    Dengue fever is caused by a flavivirus transmitted by mosquitoes. Primary infection of dengue mostly causes mild dengue fever (DF) characterized by headache, retro orbital pain, body pain, nausea, vomiting, joint pains and ...

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