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Mr. YAPK Dayasena

Lecturer (Prob.)

Faculty of Technology

Email : prasanna@tech.sab.ac.lk

    Qualifications

  • B.Sc. Agricultural Science and Management (2013)

    Sabaragamuwa University of Sri Lanka (Specialization in Export Agriculture)

    M.Sc. Experimental Biotechnology (2017)

    Postgraduate Institute of Science, University of Peradeniya

    Membership of Professional Bodies/Associations

  • Life membership in Sri Lanka Association of Mycology and Plant Pathology (SLAMPP) 

    Associate membership in Sri Lanka Institute of Agriculture (SLIAg)

    Members of Sri Lanka Association of Advancement of Science (SLAAS)

    Research Interests

  • Molecular Plant Pathology

    Molecular Plant Breeding

    Bioinformatics in Molecular Biology

     

    Completed Research Projects

  • Studying the effectiveness of the existing recommendation of temperature-time combination of hot-water treatment and adoption of cold-soak treatment of sugarcane for  eliminating pathogens causing smut, leaf scald and WLD diseases in sugarcane (2018-2022)

    Research Publication in Indexed Journals

  •  

    Dayasena, Y.A.P.K., Panda, P., Thushari, A.N.W.S. and Rao, G.P. 2021. Geographical Distribution and Identification of Phytoplasma Strain Associated with Sugarcane White Leaf Disease in Sri Lanka. Sugar Tech online. https://doi.org/10.1007/s12355-021-00980-w

     

     

    Research Publication in refereed Journals

  • Dayasena, Y.A.P.K., Udawela, U.A.K. and Sooriyapathirana, S.D.S.S. 2020. Assessment of Marker Based Genotype Diversity of Saltol QTL in Relation to Seedling Stage Salinity Tolerance in Selected Rice Genotypes. Tropical Agricultural Research, 31(2), pp.1–11. DOI: http://doi.org/10.4038/tar.v31i2.8362

    Published as full paper at the National/International Conferences/Symposium

  • Chanchala, K.M.G., Dayasena, Y.A.P.K., Wanasinghe, V.K.A.S.M., Hemachandra,K.S., Nugaliyadde, L., and Witharama, W.R.G. 2019. Viruliferous nature of the Sugarcane White Leaf Disease Vector Deltocephalus menoni (Hemiptera: Cicadellidae). Proceedings of the Seventh Symposium on Plantation Crop Research Rubber Research Institute of Sri Lanka, Dartonfield, Agalawatta, 12200, Sri Lanka. pp 153-162.

    Dayasena Y.A.P.K., Sivashanker, P., Hettiarachchi, I.C. 2015. Factors affecting preference for Genetically Modified Foods”; A pilot study among undergraduates. Proceedings of the 4th Young Scientific Forum (YSF), National science and technology commission, Colombo, Sri Lanka. pp 45-48.

    Dayasena Y.A.P.K., Sivashanker, P., Hettiarachchi, I.C. 2015. Influence of socio-economic factors on acceptance of Genetically Modified foods. Proceeding of the 5th research symposium of Uva Wellassa University, Badulla, Sri Lanka.pp22-25.

    Presented with evidence at the National/International Conferences/Symposium

  • Dayasena, Y.A.P.K., Panda, P., Thushari, A.N.W.S., Rao, G.P. 2020. Subgroup level identification of phytoplasma strain associated with sugarcane white leaf disease in Sri Lanka. 7th international conference on Phytopathology in achieving UN sustainable development goals. ICAR-IARI, New Delhi, India. pp 40.

    Thushari, A.N.W.S., Menike, G.D.N., Wijesuriya, D.N., Dayasena, Y.A.P.K. 2019. Molecular detection of the presence of sugarcane yellow leaf disease phytoplasma and its phylogenetic relationship to white leaf disease phytoplasma in Sri Lanka. The international sugar and sugarcane conference, Chonburi, Thailand. pp 28.

    Dayasena, Y.A.P.K., Thushari, A.N.W.S., Wijesuriya, A. 2019. Optimization of PCR protocol for detection of sugarcane leaf scald bacteria and identification of the leaf scald disease bacterial strains in Sri Lanka. 7Th international Conference of Sabaragamuwa University of Sri Lanka. pp

    Dayasena, Y.A.P.K., Wijesuriya, A., Thushari, A.N.W.S., Chanchala, K.M.G., Perera, A.M.M.S. 2018. Development of a fast and reliable molecular based detection method for sugarcane white leaf disease phytoplasma. 12th ISSCT pathology workshop, Coimbatore, India. pp 37.

    Dayasena, Y.A.P.K., Udawela, U.A.K., and Sooriyapathirana, S.D.S.S. 2019. Assessment of Marker Based Genotype Diversity of Saltol QTL in Relation to Seedling Stage Salinity Tolerance in Selected Rice Genotypes. 31st annual congress of postgraduate Institute of agriculture, University of Peradeniya, Sri Lanka. pp 1.

    Dayasena, Y.A.P.K., Samarasinghe, W.L.G., Amarasinghe, A.A.Y. 2014.  Marker assisted foreground selection for iron toxicity tolerance in rice (Oryza Sativa L.). International conference of agricultural sciences. Sabaragamuwa university of Sri Lanka, Belihuloya, Sri Lanka. pp 93.

    Dayasena, Y.A.P.K., Samarasinghe, W.L.G., Priyantha, G.D.A., Weerasinghe, B.G.D.S., Rasanjali, K.A.C., Amarasinghe, A.A.Y. 2013. Selection of iron toxicity tolerance rice (Oryza sativa L.) plants by using a Hydroponics method and Microsatellite markers. 7th International Rice Genetic Symposium, Manila, Philippines