4 International Research Symposium on Pure and Applied ...conf.kln.ac.lk/srs2019/images/documents/ps1.pdfS. A. L. Sachithra, U. P. Liyanage and W. M. D. N. Wijeyaratne 16.00-16.15

4th International Research Symposium on Pure and Applied Sciences IRSPAS 2019

“Technovation: Inspiring the Next Generation of Technology Entrepreneurs”

Technical Session Plan

25th October 2019

Faculty of Science, University of Kelaniya

*Please note that you will not be provided with a printed schedule as per the green practices initiated by the University of Kelaniya. We try our best to avoid using

polythene, plastics and excess paper in organizing the symposium.

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CONFERENCE SCHEDULE

Time Event Venue 8.00-8.30 Registration Faculty of Science Lobby

8.30-10.50 Inauguration B1-212 10.50-11.30 Refreshments B1-223

11.30-12.30 Press Conference B1 212 11.30-12.00 Plenary Speeches A4-104 (Multidisciplinary Research)

A4 -202 (Software-Intensive Systems) B1 350 (Physical Sciences) B1 343 (Biological Sciences)

12.00-13.30 Technical Sessions A4-009, A4-104, A4-010 (Multidisciplinary Research) A4-101, A4-008, A4-202 (Software-Intensive Systems) B1-232, B1-350, B1-303 (Physical Sciences) B1-201/3, B1-323, B2-201, B1-343 (Biological Sciences)

13.30-14.15 Lunch B1-223

14.15-16.45 Technical Sessions A4-009, A4-104, A4-010 (Multidisciplinary Research) A4-101, A4-008, A4-202 (Software-Intensive Systems) B1-232, B1-350, B1-303 (Physical Sciences) B1-201/3, B1-323, B2-201, B1-343 (Biological Sciences)

16.45-17.00 Refreshments B1-223

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PRESS CONFERENCE: Technovation: Inspiring the Next Generation of Technology Entrepreneurs

Time Venue Guest Speakers

11.30 am - 12.30 pm B1 212 Prof. Sivalingam Sivananthan, “Champion of Change” by the White House in 2013; Founder and Chairman of Sivananthan Laboratories, USA Prof. Rangika Halwatura, Commissioner, Sri Lanka Inventors Commission; Professor, Department of Engineering, Faculty of Engineering, University of Moratuwa, Sri Lanka

PLENARY SPEECHES

Time Category Venue Speaker

11.30 am - 12.00 noon

Multidisciplinary Research A4-104 Out of the box thinking: next BIG thing to win back the ‘Lost Paradise’ Prof. Nilwala Kottegoda, Professor of Chemistry, University of Sri Jayawardenapura, Sri Lanka

Software Intensive Systems A4 -202 Using first principles in today’s software industry Anuradha Ratnaweera, Freelance IT Consultant / Former Senior Consultant, Virtusa (Pvt) Ltd

Physical Sciences B1 350 Enhancing the performance of hybrid nanocrystalline metal oxides / polymer solar cells using dye as interface modifier Prof. P. Ravirajan,

Departments of Physics, University of Jaffna, Sri Lanka

Biological Sciences B1 343 Technovation: Inspiring the next generation of technology entrepreneurs Dr. Terney Pradeep Kumara, General Manager, Marine Environment Protection Authority, Sri Lanka

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TECHNICAL SESSIONS

MULTIDISCIPLINARY RESEARCH

Theme: Recent Trends in Health Science Theme: Science for Industry Theme: Science for Environmental Sustainability

Venue: A4-009 Venue: A4-104 Venue: A4-010

Session Chair: Prof. M.K.B. Weerasooriya Session Chair: Dr. Suranga Wickramarachchi Session Chair: Dr. R. C. L. De Silva

Evaluator: Dr. Mahendra Colonne Evaluator: Dr. C. S. K. Rajapakse Evaluator: Dr. C. Kadigamuwa

Time ID Paper Title Authors ID Paper Title Authors ID Paper Title Authors

12.00-12.15

MO-1 Questionnaire survey of knowledge of farmers in Lankapura, Polonnaruwa district about foot and mouth disease (FMD), 2019

B. A. M. P. Siriwardhana

MO-6 Fabrication, optimization and evaluation of an indirect heated forced air circulation type solar dryer for drying of Pogostemon heyneanus Benth

I. J. Amadoru, D. C. Abeysinghe, H. A. W. S. Gunathilaka and R. M. Dharmadasa

MO-11 Effect of CaCO3 on mechanical properties and degradability of polythene manufactured from low density polyethylene

M. S. J. Abeywickrama and M. D. M. D. W. M. M. K. Yatawara

12.15-12.30

MO-2 Perceived barriers and self-efficacy on weight reduction among obese young adults in Colombo, Sri Lanka

K. G. G. Priyangika, S. Wasalathanthri, R. Jayawardena and P. Hettiarachchi

MO-7 Improving shelf life of commercial borate-glycol based wood preservatives

H. I. S. I. Nandasiri and R. C. L. De Silva

MO-12 Monitoring heavy metal air pollution using moss as a bio-monitor and developing a mathematical relationship based on surrogate approach, to determine heavy metal loads in moss

A. R. Yohani and M. P. Deeyamulla

12.30-12.45

MO-3 The cross-cultural adaptation of Morisky Green Levine Medication Adherence Scale for use with diagnosed patients of Ischemic Heart Disease in Sri Lanka

W. G. C. Kumara, P. De Zoysa, A. Balasuriya and N. F. J. Fernando

MO-8 HPLC analysis of organic acid production by bacterial strains for rock phosphate solubilization

H. K. G. Mendis MO-13 Generic assumption vs. actual stem carbon content in three selected street tree species in urban setting of Colombo, Sri Lanka

T. Kulangana and W. A. R. T. W. Bandara

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Theme: Recent Trends in Health Science Theme: Science for Industry Theme: Science for Environmental Sustainability


Session Chair: Prof. M.K.B. Weerasooriya Session Chair: Dr. Suranga Wickramarachchi Session Chair: Dr. R. C. L. De Silva

Evaluator: Dr. Mahendra Colonne Evaluator: Dr. C. S. K. Rajapakse Evaluator: Dr. C. Kadigamuwa


12.45-13.00

MO-4 Determination of narcotic (morphine, codeine, 6-monoacetylmorphine) levels in human urine by gas chromatography

I. D. M. Manohari, W. D. V. Karunaratne and T. Abeysinghe

MO-9 Isolation and identification of indigenous acetic acid bacteria from Sri Lankan coconut toddy for vinegar production

W. M. S. H. Ranasinghe and M. M. Gunawardane

MO-14 Bench scale fixed-bed column adsorption studies and adsorption modelling: removal of methylene blue from aqueous solutions using glutaraldehyde cross - linked chitosan beads

M. P. N. A. Amarasooriya and C. S. K. Rajapakse

13.00-13.15

MO-5 Synergism of cell penetrating peptides in adsorbing to DOPC lipid bilayers

N. K. Wijesiri, B. T. Kumara, P. W. C. M. Purijjala and R. J. K. U. Ranatunga

MO-10 Entrepreneurial success of small scale floriculture entrepreneurs: A tool for rural empowerment

K. K. A. Kiriveldeniya, P. Sivashankar, M. S. Elapata, R. P. Mahaliyanaarachchi and M. Esham

MO-15 Comparative study of the percentage degradability of food wrapping polythene films manufactured from different virgin materials

M. S. J. Abeywickrama and M. D. M. D. W. M. M. K. Yatawara

13.15-13.30

MO-11 MO-16 Novel solid phase micro extraction (SPME) method for GC-MS analysis of Tributyltin

K. R. V. Bandara, S. D. M. Chinthaka and Pathmalal M. Manage

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Theme: Material Science for a Better Future Theme: Safe Water for a Healthy Life Theme: Multidisciplinary Approaches in Science


Session Chair: Dr. W. A. P. J. Premaratne Session Chair: Dr. M. P. Deeyamulla Session Chair: Dr. D.D.M. Jayasundara

Evaluator: Dr. Dinesh. R. Pandithavidana Evaluator: Jayangika Dahanayake Evaluator: Dr. Isuru Hewapathirana


14.15-14.30

MO-17 In vitro release of curcumin from alginate submicron particles at pH 2 and pH 6.8

I.F. Shakoor, G. Pamunuwa and D. N. Karunaratne

MO-24 Investigation of spatial distribution of fluoride in drinking water sources in CKDu prevalence areas in Sri Lanka using GIS

M. D. N. R. Dayananda, W. S. M. Botheju, W. P. R. T. Perera and J. A. Liyanage

MO-29 Readiness assessment model for Sri Lankan apparel industry: assess current readiness and strategize Industry 4.0 journey

G. D. E. Lakmali, K. Vidanagamachchi and J. Nanayakkara

14.30-14.45

MO-18 Novel membranes for treatment of water: Graphene oxide membranes crosslinked with metal cations

W. R. N. M. Bandara, J. A. Liyanage and A. R. Kumarasinghe

MO-25 Analysis of heavy metal levels in rice grown in CKDu effected Krambankulama in Medawachchiya, Sri Lanka

A. A. S. Dilrukshi and M. K. B.Weerasooriya

MO-30 Generalizability of music emotion classifiers: an evaluation of the applicability of miremotion in emotion classification of Sri Lankan folk melodies

J. Charles and L. S. Lekamge

14.45-15.00

MO-19 Development of hydrophobic natural rubber latex film using diatomaceous earth

A. L. D. V. T. Ambegoda, S. M. Egodage and M. Maddumaarachchi

MO-26 Assessment of groundwater contamination with environmental toxicants in CKDu endemic area, Polonnaruwa, Sri Lanka.

W. P. R. T. Perera, M. D. N. R. Dayananda, W. S. M. Botheju and J. A. Liyanage

MO-31 Procurement optimization with Industry 4.0 in ERP based Sri Lankan apparel industry: a systematic review of literature

H. A. S. Y. Chandrasekara, K. Vidanagamachchi and A. P. R. Wickramarachchi

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Theme: Material Science for a Better Future Theme: Safe Water for a Healthy Life Theme: Multidisciplinary Approaches in Science


Session Chair: Dr. W. A. P. J. Premaratne Session Chair: Dr. M. P. Deeyamulla Session Chair: Dr. D.D.M. Jayasundara

Evaluator: Dr. Dinesh. R. Pandithavidana Evaluator: Jayangika Dahanayake Evaluator: Dr. Isuru Hewapathirana


15.00-15.15

MO-20 Development of organic inorganic hybrid water purification system

D. G. N. V. Dikella and M. Maddumaarachchi

MO-27 Determination of potentials for safe drinking water supply using present socioeconomic criteria in a rural sector, Kegalle district, Sri Lanka

B. K. A. Bellanthudawa, N. M. S. K. Nawalage, H. M. A. K. Handapangoda, L. Wijesinghe, R. N. S. Silva, R. M. J. B. Rathnayaka, M. S. M. Shifan, P. A. D. C. Pinnagoda, R. M. C. Y. Rathnayaka and L. M. A. P. Lansakara

MO-32 Employee competencies development framework for Industry 4.0 adaptation in the healthcare sector

W. P. T. D. Weerasinghe, K. Vidanagamachchi and L. D. J. F. Nanayakkara

15.15-15.30

MO-21 A contact angle based approach to improve the lead-free solder compatibility on nichrome alloy

A. Kumarasiri, D. Attygalle and D. A. S. Amarasinghe

MO-28 Study of potential risks in a rural water supply scheme for a sustainable development of a Water Safety Plan (WSP): a case study of Madola community water supply scheme, Sri Lanka

B. K. A. Bellanthudawa, N. M. S. K. Nawalage, H. K. A. K. Hadapangoda, G. N. Buddhika, P. Rajapaksha, L. Wijesinghe , M. S. M. Shifan, R. N. S. Silva, R. M. J. B. Rathnayaka, L. A. M. P. Lansakara, P. A. D. C. Pinnagodac and R. M. C. Y. Rathnayaka

MO-33 Model for consumer purchasing behavior of Generation Z

N. Kahawandala and S. Peter

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Theme: Material Science for a Better Future Theme: Multidisciplinary Approaches in Science

Venue: A4-009 Venue: A4-104

Session Chair: Dr. W. A. P. J. Premaratne Session Chair: Dr. D.D.M. Jayasundara

Evaluator: Dr. Dinesh. R. Pandithavidana Evaluator: Dr. Isuru Hewapathirana

Time ID Paper Title Authors ID Paper Title Authors

15.30-15.45

MO-22 Preparation, characterization and properties of activated carbon derived from rice husk

P. L. R. A. Perera and C. S. K. Rajapakse

MO-34

Latest advancements in information and communication technology for better interactive virtual healthcare medical clinic

Suresha N. Perera and Nuwan Hettiarachchi

15.45-16.00

MO-23 A Study of the adsorption of oxalic acid on carbonized tea waste prepared under different heat treatment conditions

K. A. S. S. Kumara, M. A. B. Prashantha and C. D. Jayaweera

MO-35

Studying the behavior of export quantities of Tuna fish in Sri Lanka

S. A. L. Sachithra, U. P. Liyanage and W. M. D. N. Wijeyaratne

16.00-16.15

MO-36

Exploiting local market as a strategy for uplifting Sri Lankan tea industry: a case of consumer buying behavior in Kegalle

N. R. D. S. Dharmathilake, P. Sivashankar, M. S. Elapata and R. P. Mahaliyanaarachchi

16.15-16.30

MO-37

Validation of logbook catch records in offshore fishing vessels of Sri Lanka using VMS data

Nuwan D. P. Gunawardane, M. D. S. T. de Croos and Upali S. Amarasinghe

16.30-16.45

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SOFTWARE-INTENSIVE SYSTEMS

Theme: Business Informatics Theme: Software Systems and Industry Theme: Bio-medical Informatics

Venue: A4-101 Venue: A4-008 Venue: A4202

Session Chair: Dr. Ruwan Wickramarachchi Session Chair: Dr. Shantha Jayalal Session Chair: Dr. Dilani Wickramaarachchi

Evaluator: Dr. Sachintha Pitigala Evaluator: Dr. Nalin Warnajith Evaluator: Dr. L. Munasinghe


12.00-12.15

S-01 A Study On Capturing Capricious Customer Preferences From The Retail Industry Data.

Masakazu Takahashi, Luis D Orellana

SO-07 An Analysis of the Factors that Affect the Implementation of the Business Intelligence Systems in Sri Lankan Telecommunication Industry

M Alroy Mascrenghe

SO-13 Technology assisted communication between a deaf and an ordinary person sis

Surini Gayathri Nambuwasam

12.15-12.30

S-02 Analysis of food consumption patterns in Sri Lanka: a machine learning approach

Jayani Gurusinghe, Rasika Jayatillake

SO-08 A study of software development trends prediction using Stack Overflow text mining

Maljinee Dayananda

SO-14 Applying classification techniques on diagnosis of diabetes mellitus

Madurapperumage A Erandathi

12.30-12.45

S-03 EstatePred - A linear regression based real estate predictor: An analysis on Victorian Estate Market

Aditya Abeysinghe, Arundathie P Abeysinghe

SO-09 Extending Use Case Point based software effort estimation model for open source freelance software development.

Dharshitha S Senevirathne, Thareendhra Wijayasiriwardhane

SO-15 Dengue Mosquito Larvae Identification using Digital Images

Dumindu M De Silva, Shantha Jayalal

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Theme: Business Informatics Theme: Software Systems and Industry Theme: Bio-medical Informatics


Session Chair: Dr. Ruwan Wickramarachchi Session Chair: Dr. Shantha Jayalal Session Chair: Dr. Dilani Wickramaarachchi

Evaluator: Dr. Sachintha Pitigala Evaluator: Dr. Nalin Warnajith Evaluator: Dr. L. Munasinghe

12.45-13.00

S-04 Forecasting Future Inflation Rate in Sri Lanka using NARX Neural Network Model

Avanthi Saumyamala, Vasana Chandrasekara

S-10 Ranking Mobile Applications based on Feature Extraction

Inthuja Gunaratnam

SO-16 A Study to Implement a Computational Model to Detect Diseases in Betel Leaves

Chathumi Dilasha Jayalath Pathirana

13.00-13.15

S-05 Virtual Garment Fitting For Online Shopping

Anjalie Nipunika S-11 Avoiding congestion in vehicular ad-hoc networks

Nishan D Gunarathna

SO-17 Ontology-based knowledge representation for identification of Ayurvedic medicinal plants in Sri Lanka

Chathura Ranawaka, Dr. Chathura Rajapakse

13.15-13.30

S-06 Developing an expense tracking mobile application with receipt scanning functionality

Lakshani Madhushika S-12 Analyzing the behaviors of software developers to identify a mechanism to reduce the adapting time of being a quality coder

Piumika Rajasekara

SO-18 Tomato Leaf disease identification based on quantitative Methods: A Model Analy

Nishadi Thakshila Gunasinghe, Prabath Liyanage

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Theme: Big Data Analytics Theme: Smart and Industrial Systems


Session Chair: Dr. Vasana Chandrasekara Session Chair: Dr. Sachintha Pitigala

Evaluator: Prof. Takahashi, M. Evaluator: Dr. Dilani Wickramaarachchi


14.15-14.30

SO-19 Machine printed multi-font style Sinhala Optical Character Recognition (OCR) and Digitalization

Githmi T.S.P. Gamage, Shantha Jayalal

SO-26 Address Resolution Protocol (ARP): Spoofing Attacks and Security Testing on Web Real-time Communication

Lakkantha D Aluthge

14.30-14.45

SO-20 Detection of cyberbully Sinhala language comments on social media - A Preliminary Study

Ishara Amali SO-27 Reference model that ranks development techniques to secure websites from security vulnerabilities.

Chathurani D Upathissa

14.45-15.00

SO-21 Convolutional Neural Network Based Strain Gauge Defect Classification.

Kalpa D Wijesooriya, Shantha Jayalal,

SO-28 Blockchain Based Solution to Assess the Credibility of Product Details in the Medical Supply Chain

Benuka R Withanage

15.00-15.15

SO-22 Exploring the viability of identifying religious extremism-based threats using social media intelligence

Aneesha Fernando, Thareendhra Wijayasiriwardhane

SO-29 A Blockchain-based model for minimizing the fraudulent activities in land authentication transactions in Sri Lanka

Dinith C Jayabodhi

15.15-15.30

SO-23 Sinhala language based social media post analysis for the detection of suicidal risk

Sandalu Kalpanee

SO-30 Block chain based micro-transaction model for enhancing the service level in public transportation sector in Sri Lanka

Sashika A Jayalath

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Theme: Big Data Analytics Theme: Smart and Industrial Systems


Session Chair: Dr. Vasana Chandrasekara Session Chair: Dr. Sachintha Pitigala

Evaluator: Prof. Takahashi, M. Evaluator: Dr. Dilani Wickramaarachchi


15.30-15.45

SO-24 Predicting grade 5 scholarship examination performance: A case study in the Gampaha district

Maleesha Ranawaka, Chathura Rajapakse

SO-31 Internet of Things Based Intelligent Expressway Street Lighting System and Model for Smart City

Heshan WS Herath, Dileepa Samankula, Buddhika Jayawardena

15.45-16.00

SO-25 A Music Database for Emotion Research and an Interactive Platform for Music-Emotion Annotation

Nimna Jayasinghe

SO-32 My Smart Diet: Genetic Algorithm Approach for a Healthy Sri Lankan Meal Planner

M.I.M. Jayarathna, W.A.C. Weerakoon

16.00-16.15

SO-33 Design and implementation of automated heat shrink cutting process for industrial usage

R.M.D.M. Rajapaksha, S.S.Dhananjaya, M.W.A.S.H. Wijesuriya, K.M.S. Fernando, A.L.A.K. Ranaweera, S.R.D. Kalingamudali

16.15-16.30

16.30-16.45

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PHYSICAL SCIENCES

Theme: Mathematical modeling Theme: Theoretical advances in Mathematics Theme: Applications in Statistical and Computational Modelling

Venue: B1-350 Venue: B1-232 Venue: B1-303

Session Chair: Dr. K. K. K. R. Perera Session Chair: Dr. W. P. T. Hansameenu Session Chair: Prof. Dr. Frank Konietschke

Evaluator: Dr. D. M. P. V. Dissanayaka Evaluator: Dr. L. P. N. D. Premarathna Evaluator: Dr. A. P. Hewaarachchi


12.00-12.15

PO-01

Tracking problem of 1D damped translational mechanical system for harmonic signals

H. M. A. K. Leelarathne and W.P. T. Hansameenu

PO-07 On level two analogue of Arakawa-Kaneko zeta function and poly-cosecant numbers

Maneka Pallewatta PO-13 Periodic time series modeling for temperature data in Nuwara Eliya

H. N. A. M. Wijayawardhana and A. P. Hewaarachchi

12.15-12.30

PO-02

Empirical computation of changes in Mean Sea Level around Sri Lanka Vertical Datum

K. A. L. Dilakshi and J. Munasinghe

PO-08 Alternative proofs for two famous Comparison Theorems in Riemannian Geometry

H. C. Kaluarachchi and N. P. W. B. V. K. Senanayake

PO-14 A study on Dengue spread in Western province: using Spatial and Cluster analysis

G. A. P. Kethmi and L. P. N. D. Premarathna

12.30-12.45

PO-03

A mathematical model to analyze the dynamics of Dengue transmission: A case study based on Western province, Sri Lanka

D. H. V. Gammune and L. P. N. D. Premarathna

PO-09 Role of total curvature on rays of non-compact Riemannian 2-manifold

P. B. Malwatta and N. P. W. B. V. K. Senanayake

PO-15 A clustering based quantitative approach on selecting companies in an investment portfolio in Colombo Stock Exchange

M. S. M. S. Kumara and U. P. Liyanage

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PHYSICAL SCIENCES

Theme: Mathematical modeling Theme: Theoretical advances in Mathematics Theme: Applications in Statistical and Computational Modelling

Venue: B1-350 Venue: B1-232 Venue: B1-303

Session Chair: Dr. K. K. K. R. Perera Session Chair: Dr. W. P. T. Hansameenu Session Chair: Prof. Dr. Frank Konietschke

Evaluator: Dr. D. M. P. V. Dissanayaka Evaluator: Dr. L. P. N. D. Premarathna Evaluator: Dr. A. P. Hewaarachchi


12.45-13.00

PO-04

Expanding universe with a time-dependent cosmological constant

Shamara Jayawardane, K. D. W. J. Katugampola and Prabath Hewageegana

PO-10 Some results on Fuzzy Metric Space and Fuzzy b -Metric Space

N. Kajan and K. Kannan

PO-16 Modelling and forecasting the income of pepper exports in Sri Lanka

W. P. M. C. N. Weerasinghe and D. D. M. Jayasundara

13.00-13.15

PO-05

Viscous airflow connected to a compressed Air-shoe

J. Munasinghe PO-11 Constructing a new polygroup from a given polygroup induced by the double cosets of a group

R. Thushanthani PO-17 Stable forecasting of tax revenues of selected countries assisted by using Clustering Approach

A. W. S. P. Karunarathne, U.P. Liyanage and A. P. Hewaarachchi

13.15-13.30

PO-06

Hardware architecture for superoxide production in CKDu initiation

S.W. A. M. Upamalika, S. M. Vidanagamachchi and C. T. Wannige

PO-12 Minimum normalized cut value of Tadpole graphs

A. P. D. S. Senewirathna and K. K. K. R. Perera

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PHYSICAL SCIENCES

Theme: Materials for energy and sensor applications Theme: Applications in Quantitative analysis

Venue: B1-350 Venue: B1-303

Session Chair: Prof. K. D. Jayasuriya Session Chair: Dr. D. D. M. Jayasundara

Evaluator: Prof. P. A. A. Perera Evaluator: Dr. U. P. Liyanage


14.15-14.30

PO-18 Frication of efficient dye –sensitized solar cell using the dye of Chinese rain bell flower

S. R. N. T Jayarathna, W. T. M. A. P. K Wanninayake, K. M. D. C Jayathilake and R. P Wijesundara

PO-28 Factors associated with the post-operative mortality following Vascular surgeries: a case study

W. W. M. D. Y. Fernando and J. H. D. S. P. Tissera

14.30-14.45

PO-19 Fabrication of natural dye sensitized solar cells with Eastern black nightshade extract

D. S.V. Kulathilaka,W. T. M. A. P. K Wanninayake, K. M. D. C. Jayathilaka and R. P. Wijesundera

PO-29 Land subsidence susceptibility mapping in Bandarawela & Ella DS divisions in Sri Lanka, using GIS

U. S. Kangana and I. A. K. S. Illeperuma

14.45-15.00

PO-20 Effect of substrate temperature variation on opto-electronic properties of thermally evaporated CdS thin films

A. A. I. Lakmal, R. K. K. G. R. G. Kumarasinghe, D. C. Maddumage, W. G. C. Kumarage, M. A. H. M. Munasinghe, V. A. Seneviratne and B. S. Dassanayake

PO-30 A simulation on ATM service performance: a case study

M. G. S. Dilanthi, H. A. I. Wathsala, T. M. C. S. Thennakoon, K. N. Mihirani and H. A. D. N. Jayarathna

15.00-15.15

PO-21 An alternative sulfur precursor for chemical bath deposition of CdS thin film

G. K. U. P. Gajanayake, D. S. M. De Silva and H. Y. R. Atapattu

PO-31 Multi-server queuing system modeling approach for customer service management in a super market: a case study

M. G. S. Dilanthi, H. Ekanayake, H. M. K. M. Herath, L. M. K. Kaushala and R. M. A. M. K. Ramanayake

15.15-15.30

PO-22 Fabrication of P3HT:PCBM based organic solar cell

Geethanjana Wanigasekara, K. M .D. C. Jayathilaka, W. T. M. A. P. K. Wanninayake, R. P. Wijesundera and W. Siripala

PO-32 A lean maturity assessment model to improve warehouse operations for the 3PL industry in Sri Lanka

G. L. M. Gamini, K. Vidanagamachchi and R. Wickramarachchi

16

PHYSICAL SCIENCES

Theme: Materials for energy and sensor applications Theme: Applications in Quantitative analysis

Venue: B1-350 Venue: B1-303

Session Chair: Prof. K. D. Jayasuriya Session Chair: Dr. D. D. M. Jayasundara

Evaluator: Prof. P. A. A. Perera Evaluator: Dr. U. P. Liyanage


15.30-15.45

PO-23 Enhancement of dye sensitized solar cells by introduction of L-Ascorbic acid to the natural dye extraction of Carissa carandas fruit

G. C Wickramasinghe, C. N. Nupearachchi and V. P. S. Perera

PO-33 A business analytical model to analyse customer churn in mobile telecommunication industry in Sri Lanka

D. Ruwanika and M. A. Mascrenghe

15.45-16.00

PO-24 Novel slow switching technique for efficient solar energy harnessing for off grid photovoltaic systems

P. L. A. K. Piyumal, A. L. A. K. Ranaweera, S. R .D. Kalingamudali and N. Kularatna

PO-34 Identify a potential location for wind power plant in Jaffna district, Sri Lanka using GIS techniques

V. P. A. Weerasinghe, R. M. P. Dilshara, P. M. Liyanage and G. L. D. N. Perera

16.00-16.15

PO-25 A new Sodium Based Electrolyte- PEO10NABrO3

H. A. C. Sankalpa, H. H. Sumathipala and R. P. Wijesundera

PO-35 Nonparametric multiple comparisons and simultaneous confidence intervals for multivariate designs

A. Gunawardana and F. Konietschke

16.15-16.30

PO-26 Electrodeposited metal sulfide thin films for gas sensing applications

D. G. K. K. Namawardana, P. A. K. Y. Wickramathilaka, H. Y. R. Atapattu and D. S. M. De Silva

PO-36 Optimizing the process of airline fleet re-assignment to minimize the impact of disruptions

P. A. Fernando, L. D. J. F. Nanayakkara, V. K. Tharaka and D. H. H. Niwunhella

16.30-16.45

PO-27 A systematic study on the effect of morphology of silver nanomaterials towards electrical conductivity in aqueous nanodispersions

M. J. Dheerasinghe, H. M. D. Nisansala, A. A. D. T. Abeysinghe, K. Rajapaksha, C. N. K. Patabendige and N. M. S. Sirimuthu

17

BIOLOGICAL SCIENCES

Theme: Biotechnology, Genetic Engineering and Their Applications Theme: Trends in Plant Science and Recent Advances in Horticulture - 1

Venue: B1 343 (Science Lecture Room) Venue: B2 201 (Biochemistry Lecture Room)

Session Chair: Dr. G. D. D. K. Gunasena Session Chair: Prof. R.A.S.P. Sennanayake

Evaluator: Dr. Gayani Rajapaksha Evaluator: Dr. Harshani Herath


12.00-12.15

BO - 1 Over-expression of the multicopy associated filamentation (maf) gene of Caldimonas manganoxidans MS1 and determination of the biological effect on the viability of bacterial cells

L. R. Weerakkody and C. Withrana

BO-7 Monomorphic enantiostyly and reproductive biology of Osbeckia octandra and Melastoma malabathricum

R.M.C.S Ratnayake

12.15-12.30

BO - 2 Isolation of laccase producing fungi: Aspergillus niger from Sri Lankan textile wastewater effluents and its potential applicability on decolorization of an azo dye: CI Direct Blue 201

E. M. M. S.Ekanayake, I. Wijesekara, Pathmalal M. Manage

BO-8 Impact of combine use of banana pseudostem sap with inorganic fertilizer on root development, nodulation and dry matter accumulation of cowpea (Vigna unguiculata ) in sandy regosol

W.S.L.V.Fernando and Brintha Karunarathna

12.30-12.45

BO-3 Isolation and characterization of cellulose hydrolyzing bacteria for bioethanol production

B.M. Chandrarathne BO-9 Growth performance of Basella alba (Spinach) exposed to liquid fertilizer prepared using invasive alien species; Clidemia hirta and Chromolaena odorata

M.A.T.M. Senevirathna and R.M.C.S Ratnayke

18

BIOLOGICAL SCIENCES

Theme: Biotechnology, Genetic Engineering and Their Applications Theme: Trends in Plant Science and Recent Advances in Horticulture - 1

Venue: B1 343 (Science Lecture Room) Venue: B2 201 (Biochemistry Lecture Room)

Session Chair: Dr. G. D. D. K. Gunasena Session Chair: Prof. R.A.S.P. Sennanayake

Evaluator: Dr. Gayani Rajapaksha Evaluator: Dr. Harshani Herath


12.45-13.00

BO-4 Duplex polymerase chain reaction (Duplex-PCR) to identify adulterations in chicken and turkey meat products

K.A.W. Chamindi, W.W.P. Rodrigo, and B.J,G.J ayawardhana

BO-10 Effect of benzyl adenine (BA), naphthalene acetic acid (NAA), on leaf propagation of chirita royal queen

H.P.T. Harshani, G.D.K. Kumara and M.M.D.J.Senarathne

13.00-13.15

BO-5 Production of microbial lipase under solid-state fermentation and its application in the detergent industry

I.W.C.P. Chandrasiri and M.K.B. Weerasooriya

BO-11 Influence of the pollinator on the yield of Luffa cylindrica (Cucurbitaceae) – an under-utilized vegetable

D.A.M.N. Dandeniya, R.M.C.S Ratnayke and S.A.S.M. Kumari

13.15-13.30

BO-6 Optimizing the conditions for the production of extracellular Amylases under solid state fermentation using groundnut shell as the substrate

C. A. Kumarage and M.K.B. Weerasooriya

BO-12 Developmental suppressive properties of Madhuca longifolia against the cowpea bruchid, Callosobruchus maculatus (F.) (Coleoptera: Bruchidae): An effective green alternative for storage pest management

G.G.S. Kaushalya and M.M.S.C. Karunaratne

19

BIOLOGICAL SCIENCES

Theme: Aquatic Ecology and Toxicology Theme: Microbiology for Economic Enhancement

Venue: B1 201/3 (Zoology Computer Lab) Venue: B1 323 (Chemistry Lecture Room)

Session Chair: Prof. U. P. K. Epa Session Chair: Dr. Sagarika Kannangara

Evaluator: Dr. Dimuthu Wijeyrathne Evaluator: Mr. E.A.A.D. Edirisinghe


12.00-12.15

BO-13 Effect of early-life BPA exposure on maximum swimming speed of zebrafish (Danio rerio)

S.P.K.S.S Pathiraja and R.P.G.K. Rajapaksa

BO-19 Bacterial enzyme-mediated synthesis of silver nanoparticles and antimicrobial activity

M. M. K. Peiris, T. D. C. P. Gunasekara, P. M. Jayaweera, S. S. N. Fernando

12.15-12.30

BO-14 Effect of photoperiod on growth performances of Guppy fish (Poecilia reticulata)

N.S. Ramanayake, M.A.A.P. Kumari and W.A.D. Nayananjalie

BO-20 Production of certain extracellular enzymes by some bacteria and amplification of cellulase gene from Bacillus species

J. A. S. M. Jayasinghe, P. I. H. R. Medhavi, D. N. Magana-Arachchi, R. P. Wanigatunge and H. M. Heraths

12.30-12.45

BO-15 Assessing neurotoxic potential of titanium dioxide nanoparticles and bulk form using the fish model, Nile tilapia (Oreochromis niloticus)

A.L Chandi Samanthika and Asoka Pathiratne

BO-21 Determination of antimicrobial efficacy of some commercially available therapeutic mouthwashes

R.M.S.U. Rathnayake and D.L. Jayaratne

20

BIOLOGICAL SCIENCES

Theme: Aquatic Ecology and Toxicology Theme: Microbiology for Economic Enhancement

Venue: B1 201/3 (Zoology Computer Lab) Venue: B1 323 (Chemistry Lecture Room)

Session Chair: Prof. U. P. K. Epa Session Chair: Dr. Sagarika Kannangara

Evaluator: Dr. Dimuthu Wijeyrathne Evaluator: Mr. E.A.A.D. Edirisinghe


12.45-13.00

BO-16 Microcystin -LR contamination status of Nile tilapia (Oreochromis niloticus) and biomarker response

H.A.S.N Abeysiri, Kamani Wanigasuriya and Pathmalal M. Manage

BO-22 Potential antibacterial activity of marine algae against foodborne pathogens

H.M.B.M.M.D. Herath, P.N. Yapa and M.K.K.D. Sandaruwan

13.00-13.15

BO-17 Some ctenophores (comb jellies) found from Sri Lankan waters

K.D. Karunarathne and M.D.S.T. de Croos

BO-23 Cyanobacteria and 2-Methylisoborneol: the influence of Nitrogen verses Phosphorous

.S. Ganegoda, S.D.M. Chinthaka and P.M. Manage

13.15-13.30

BO-18 Heavy metal levels in Chanos chanos (Milk fish) from Negombo estuary, Sri Lanka and human health risk assessment associated with their consumption

P.R.C.S. Bandara and A. Pathiratne

BO-24 Effect of the fungicide manganese ethylene-bis-dithiocarbamate on in vitro growth of Agrobacterium tumefaciens

G.M.T.K. Somarathna, K.P. Somachandra and R.N. Attanayake

21

BIOLOGICAL SCIENCES

Theme: Applied Biology for Environmental Conservation and Management

Theme: Trends in Plant Science and Recent Advances in Horticulture - 2

Theme: Natural Products: Biochemistry, Bioprospecting and Their Potential Application

Venue: B1 201/3 (Zoology Computer Lab) Venue: B2 201 (Biochemistry Lecture Room) Venue: B1 343 (Science Lecture Room)

Session Chair: Professor Asoka Pathirathne Session Chair: Professor M.D. Amarasinghe Session Chair: Dr. A.A.L. Rathanyhilaka

Evaluator: Dr. B.G.N. Sewwandi Evaluator: Dr. R. M. C. S. Rathnayake Evaluator: Dr. Medha Gunarathne


14.15-14.30

BO-25 Evaluation of the water tolerance ability of Alysicarpus vaginalis L. as a ground cover

J.K.W.N. Subashini, N.C. Abeywickrama, K. Yakandawala and N.W.B.A.L. Udayanga

BO-35 Development of a potting medium enriched with Acetobacter xylinum, for growing Centella asiatica (gotu kola) bush variety

H.W.K. Perera and B.T.S.D.P. Kannangara

BO-44 Incorporation of natural antioxidants from plant extracts in to virgin coconut oil for extension of shelf life

S. C. Rangani and K.K.D.S.Ranaweera

14.30-14.45

BO-26 Effect of phosphorus fertilizers and soil amendments on cadmium accumulation in maize (Zea mays L.) seeds

P. C. U. Wanninayakea, P. N. Yapa, M. A. P. W. K. Malaviarachchi and, R. P. Hettiarachchi

BO-36 Effect Of ethephon and acetylene treatments on chlorophylls and carotenoids pigments in banana (Musa acuminata, AAB)

S.D.T. Maduwanthi and R.A.U.J. Marapana

BO-45 Effect of boiling and simulated digestion on the total phenol, total flavonoid and antioxidant activity of commonly consumed legumes in Sri Lanka

A. Deen, R Visvanathan, I. Rathanayaka, B.C. Jayawardana and R. Liyanage

14.45-15.00

BO-27 Spatio-temporal variation of surface water quality in Kalu Oya and Mudun Ela micro-catchments during rainy season

H.T.B.N. Thotagamuwa and V.P.A. Weerasinghe

BO-37 Role of the vetiver (Chrysopogon zizanioides L.) and arbuscular mycorrhizal fungi on soil quality improvement in Pinus plantation soil

J.P.D. Lakmali, P.N. Yapa and M.K.K.D. Sandaruwan

BO-46 Evaluation and comparison of antioxidant properties and total phenolic content of pomegranate (Punica granatum L.) peel and Juice

P.D.S.N.H. Panapitiya and M.K.B. Weerasooriya

22

BIOLOGICAL SCIENCES








15.00-15.15

BO-28 Quantification of Microplastics contamination at Bundala National Park, Sri Lanka

W.L.S. Sevwandi Dharmadasa, A.L. Andrady, P.B. Terney Pradeep Kumara and C.S. Gangabadage

BO-38 Phylogenetic relationships of selected commercial Dendrobium hybrids in Sri Lanka

T. H. Kahagalla, H. M. Herath, R. N. Attanayake and S. P. Senanayake

BO-47 Changes in chemical composition of Vateria copallifera (Hal) seeds during the traditional debittering process

M.K.S. Mihiranie, J.M.J.K. Jayasinghe, J.P.D Wanasundara and C.V.L.Jayasinghe

15.15-15.30

BO-29 Assessing the substrate degradation specificity and life stage performances of black solider fly larvae (Hermetiaillucens) in different bio-degradable waste substrates

M.P.S. Magamage, D.M. Ellawidana, R.N.N. Perera, P.K. Lakmini and M.K.C. Priyadarshana

BO-39 Developing a scale to assess the Spiralling Whitefly, Aleurodicus dispersus Russel (Hemiptera: Aleyrodidae), infestation on cassava (Manihot esculenta)

D.U.M. Gunawardana, P.G.A.S. Warnasooriya and K. S. Hemachandra

BO-48 Assessment of selected biochemical parameters in a hybrid population of tea to predict the quality of processed tea

R.M.U.N. Abeysekara, J.D. Kottawa-Arachchi, M.A.B. Ranathunga and A.M.T. Amarakoon

23

BIOLOGICAL SCIENCES








15.30-15.45

BO-30

Comparison of the tolerance of Cadmium (Cd2+) and Lead (Pb2+) in single and binary mixtures by Staphylococcus sp. isolated from a water body receiving textile effluent.

A.M.K.C.B. Aththanayake, I.V.N. Rathnayake and M.P. Deeyamulla

BO-40

Implications of Fall Armyworm epidemic in Sri Lanka: A case study in Rathnapura district

R.N.N. Perera, M.P.S. Magamage and C. Siriwardhana

BO-49 Antimicrobial activity of dried fruit rind extract of Garcinia zeylanica

A.D.H. Sudesh, D.N. Wanigasekara and E.D.C. Karunarathne

15.45-16.00

BO-31

Bacterial remediation of tetracycline (TET) by TET resistance bacteria; A green solution for antibiotic pollution

G.Y. Liyanage and P.M. Manage

BO-41

Identification of suitable areas to cultivate Aloe vera in Kegalle District, Sri Lanka using GIS

C.T.M. Dissanayake and V.P.A. Weerasinghe

BO-50 Bioactive properties of Rambutan (Nephelium lappaceum L.) and Durian (Durio zibethinus Murr.) peel extracts

A. G. Silva, S. Wickramaarachchi, R. N. Attanayake, C. S. K. Rajapakse

16.00-16.15

BO-32

Influence and optimization of growth conditions on phenol degradation by Pseudomonas aeruginosa

S. Amirthalingam, M.P. Dassanayaka and K. Vivehananthan

BO-42

Study of the growth of Malassezia furfur on mycological culture media supplemented with different lipid substrates

D.N. Wanigasekara, A.D.H. Sudesh, E.D.C. Karunarathne and R.D.K. Senevirathne

BO-51 Developing an efficient extraction method for Cinnamomum zeylanicum (cinnamon) bark; to develop an antidiabetic nutraceutical

R.K.H.M.Dilhari, B.Jayawardhane

24

BIOLOGICAL SCIENCES








16.15-16.30

BO-33 Cyanophyceans as bioindicators of water quality in the Diyawannawa wetland, Sri Lanka

D.B.M.Nanayakkara and W.M.D.N.Wijeyaratne

BO-43 Does okra (Abelmoschus esculentus L.) – cowpea (Vigna unguiculata L. Walp.) intercropping planting system affect okra yield?

A.K.M.R.B.Maduwanthi and Brintha Karunarathna

BO-52 Release of curcumin from chickpea protein submicron particles at gastro-intestinal pH values

I.F. Shakoor, G. Pamunuwa and D.N. Karunaratne

16.30-16.45

BO-34 Remediation of Cadmium (Cd) contaminated montane forest soils (Horton Plains) : Will Rubber (Hevea brasiliensis) nut shell and rice husk bio char be effective remediating agents?

J.S.R. De Silva, P.I.Yapa, R. Bandara and M.A. Seneviratne

BO-53 Effect of drying methods on the total flavonoid content, total phenolic content and total antioxidant capacity of five plant leaves with potential use in cosmetics

D.G.N.D Gamage, D.C Abeysinghe, R.G.S Wijesekara, G.A Prathapasinghe, R.M Dharmadasa, T. Someya

25

POSTER PRESENTATIONS

Your posters should be displayed from 11.30 am to 4.45 pm in the ground floor of the B1 building in the respective

display board provided according to the poster ID. The list of poster titles along with the names of the authors are

given in the page 25-28


ID Title Authors

MP-01 Association between backache related quality of life and serum creatinine in Chronic Kidney Disease of unknown aetiology (CKDu) patients in the North Central Province, Sri Lanka

Fahim Aslam, N. M. Hakmanage, Vindika Suriyakumara, Lahiru Sandaruwan and Nishantha Kumarasinghe

MP-02 Degradation of selected pesticides in soil in selected areas in Medawachchiya and HPLC analysis of pesticides

D. S. Dassanayake and R. C. L. De Silva

MP-03 Reducing the efficiency gap by optimal allocation using modified assignment problem for apparel industry in Sri Lanka

D. H. D. Kaveendri and V. K. Tharaka

MP-04 Synthesis and characterization of silica nanoparticles and graphene oxide/nanosilica composite

M. A. S. N. Weerasinghe, J. A. Liyanage and A. R. Kumarasinghe

MP-05 Assessment of spatial variation of ground water quality in Colombo district, Sri Lanka

B. Antalyn and V. P. A. Weerasinghe

MP-06 Mapping the land use land cover impacts by the war using remote sensing and GIS in Maritimepattu division, Sri Lanka in 1979, 2010 and 2018.

K. U. J. Sandamali

MP-07 Analyzing outpatient department performance using ARENA simulation: a case study

M. G. S. Dilanthi, W. A. P. Madhushan, R. A. R. Y. Ranathunga, M. K. N. A. Wijesiri and R. M. H. P. Rathnayaka

MP-08 A Performance Analysis of a Filling Station using ARENA Simulation: A Case Study

M. G. S. Dilanthi, B. M. A. M. Balasooriya,T. C. Nimnadi, T. D. K. Upekha, and J. H. D. Chathurangani

MP-09 Phytoremediation of diazinon residues by Schoenoplectus grossus plant

R. W. H. C. Rashmika and Y. L. N. MathotaArachchige

MP-10 Analysis of bus transport service reliability: case study from Gampaha bus halt for Veyangoda to Pasyala bus route (Route No -189)

A. M. P. L. Athapaththu, S. H. H. Waravita, T. C. Weerasekara and A. H. S. Sharic

MP-11 Investigation of metal concentrations in indoor and outdoor dust in Kelaniya area, Sri Lanka

K. D. M. Silva and W. A. P. J. Premaratne

MP-12 A multivariate analysis of socioeconomic and environmental global indicators

H. H. T. P. Samarakoon and D. M. P. V. Dissanayake

MP-13 Assessment of in vitro antioxidant activity and flavonoid content Vernonia cinerea

P. Weerasinghe, T. Abeysinghe and P. A. Paranagama

MP-14 GIS as a tool to find the suitable place for construction of water tanks in Karuwalabadda, Puttalam district, Sri Lanka

T. Vaigunthan, L. M. A. P Lansakara and V. P. A. Weerasinghe

MP-15 Vehicle routing optimization in Sri Lankan megacity logistics context

M. M. Warnakulasuriya, K. Vidanagamachchi, D. H. H. Niwunhella and L. D. J. F. Nanayakkara

MP-16 Determination of heavy metals in soil in chronic kidney disease of unknown etiology affected areas of Karanbankulama: a preliminary study

R. A. M. T. S Rajaguru, Sri S. Subramanium and R. C. L. De Silva

MP-17 Transport optimization models for the downstream agricultural supply chain: a systematic review of literature

H. G. S. R. Kaldera, V. K. Tharaka and A. P. R. Wickramarachchi

26

MP-18 Development of an Industry 4.0 based information sharing model for the apparel industry in Sri Lanka: a systematic review of literature

H. Udakanjalee, K. Miuli, N. Savini and V. K. Tharaka

MP-19 Optimization approaches for inventory management in Blood Supply Chains: a systematic review of literature

K. D. R. Gunawardana, K. Vidanagamachchi and L. D. J. F. Nanayakkara

MP-20 Refurbishment of under-utilized scientific equipment for modern teaching and research: case of a bio-reactor upgrade

A. Pallegedara and O. Chandrakumara

MP-21 Current situation in the consumption of biomass energy for industrial boilers; Kalutara district

W. D. S. R. Leelarathna and W. A. R. T. W. Bandara

MP-22 Potential of using leaf extract of Annona glabra as a novel, green source for the synthesis of silver nanoparticles

Y. L. Paragodaarachchi and P. A. S. R. Wickramarachchi

MP-23 A study to design a community based package delivery system

K. R. S. Fernando, R. M. H. C. Rathnayake, H. P. N. Hettiarachchi, P. A. I. Ranathunga, K. M. N. De Abrew, D. M. S. P. Dissanayaka and D. H. H. Niwunhella


ID Title Author

SP-01 Ensuring trust in mobile ad-hoc networks using computational methods

Pasan C Peiris (University of Kelaniya)*; Dr. Chathura Rajapakse (University of Kelaniya); Buddhika Jayawardena (University of Kelaniya)

SP-02 Forecasting conflicts among human groups using Wi-Fi access point data

Sithara M Senarath (Department of Industrial Management)*; Shantha Jayalal (University of Kelaniya); Thareendhra Wijayasiriwardhane (University of Kelaniya)

SP-03 A Plagiarism detection system for marking Sinhala academic papers

Hansini N Weerasinghe (General Sir John Kotelawala Defense University)*; Budditha Hettige (General Sir John Kotelawala Defence University); Lahiru Alahakoon (General sir john Kotelawala defense university)

SP-04 Cancer detection and diagnosis using machine learning techniques

Jithmini T Jayasekara (University of Kelaniya)*

SP-05 Social Media: A Paradise for Cyber Criminals Anuradha Kurunayaka (General Sir John Kotelawala Defence University)*; Malaka Pathirana (Kotelawala Defence University)

27

PHYSICAL SCIENCES

ID Title Author

PP-01 Validation of root causes for knitting machine downtime V. A. C. M. Fonseka, W. J. M. L. P Jayasinghe, P. Selvarajah and H. M. N. D. Herath

PP-02 Differential transform method for an immunology model of HIV

M. B. G. M. K. Silva , C. M. B. I. N. Peiris and N. A. S. N. Wimaladharma

PP-03 Analysis of queuing behavior in commercial banks: a case study

R. D. S. S. Rambandara, W. A. D. I. Hansani, K. G. B. Arachchige, K. A. N. Rasanjana and A. L. D. D. Sonali

PP-04 A simulation on optimizing the performance of a bank pawning center: a case study

W. M. T. N. K. Weerakoon, P. D. R. S. Senarathne, R. V. M. Maduwanthi and P. H. N. T. Sandaruwan

PP-05 Factors associated with valuation of land in Colombo district -a case study

B. J. R. I Mendis and S. D. Viswakula

PP-06 A simulation on performance improvement at a university cafeteria: a case study

I. D. W. Samarawickrama, T. U. Naotunna, I. W. A. T. Bhagya and H. M. C. N. K. Herath

PP-07 Learning analytics intervention and evaluation of factors associated with student academic performance in SLTC education study programs

R. A. C. S. Ranawaka and W. A. S. N.Perera

PP-08 Feasibility of the use of Wavelet theory for the analysis of climate changes

R. A. C. S. Ranawaka

BIOLOGICAL SCIENCES

ID Title Authors

BP-01 Isolation and identification of litter decomposing fungi in Nagacholai Forest Reserve, Mullaitivu, Sri Lanka

B. D. S. S. Bopitiya, H. G. N. Dewangani, H. W. K. Perera, J. A. H. P. Premachandra, M. A. T. M. Senevirathna, N. N. Kalpani, T. D. Kodituwakku and S. Kannangara

BP-02 Determination of polycyclic aromatic hydrocarbons in black tea at different processing stages

T. A. H. Sithara, R. A. U. J. Marapana, R. Liyanage and S. Senanayaka

BP-03 Determination of the minimum concentration of zinc sulfate that affects to the growth of Azotobacter beijerinckii (DSM 378)

L. C. Thanthrige and M. M. Gunawardana

BP-04 Preliminary survey on avifaunal diversity in an urban ecosystem: Malabe, Sri Lanka

D. M. D. S. M Dissanakayake, M. P. Gunawardena and D. Hathurusinghe

BP-05 Preliminary survey on avifaunal diversity at Bellanwila-Attidiya Sanctuary, Sri Lanka

D. M. D. S. M. Dissnayake, V. Jayasinghe and M. P. Gunawardena

BP-06 Comparison of the floral diversity at Beddagana and Diyasaru Urban Wetlands Parks, Colombo, Sri Lanka

G. G. G. R. D. Senevirathne, G. Janaarthan, M. Sivaseelan, H. M. C. L. Rathnayake and M. P. Gunawardena

BP-07 Isolation of mycorrhizal fungi in selected epiphytic orchids and investigation of the effect of potential host bark extracts on seed germination under in vitro condition

J. A. H. P. Premachandra and S. P. Senanayake

BP-08 Isolation, identification and characterization of phosphate solubilizing bacteria from rhizosphere soil of Aloe vera and Vigna unguiculata

H. J. M. Pasindu Chamikara and E. A. A. D. Edirisinghe

BP-09 Infection with digenetic metacercariae of Yellow Grub, Clinostomum sp. (Trematoda, Clinostomidae) in a wild fish population in Sri Lanka

J. A. H. C. Jayakody and U. P. K. Epa

28

BP-10 Effect of banana, orange and pomegranate peels on okra (Abelmoschus esculentus) yield

S. G. A. R. M. Dayarathna and Brintha Karunarathna

BP-11 Production and quality evaluation of watermelon (Citrullus lanatus) jam using pectin extracted from lemon (Citrus limon L.) peels

S. Dhushane and T. Mahendran

BP-12 Comparison of different RNA extraction protocols: An optimized RNA extraction protocol for tea leaves [Camellia sinensis (L.) O. Kuntze]

V. Keerthika, M. A. B. Ranatunga, D. Perera and H. Herath

BP-13 Soil Actinomycetes: potential source of novel antimicrobial substances

Y. H. K. I. S. Gunasinghe and E. A. A. D. Edirisinghe

BP-14 Preliminary study for determination of plot-scale storm runoff at Yagirala Forest Reserves; a secondary lowland tropical wet evergreen forest

G. G. T. Chandrathilake, R. M. S. N. Rathnayke and Nobuaki Tanaka

BP-15 Antioxidant activity and physicochemical properties of Flacourtia indica (Uguressa) at different maturity stages

I. G. G. Kasunmala, S. B. Navarathne and I. Wickramasinghe

BP-16 In vitro anti-inflammatory and antioxidant properties of peel extract of selected fruits of the citrus family

H. A. C. O. Hettiarachchi, K. D. P. P. Gunathilake and S. Jayatilake

BP-17 Derive and validate an allometric model for the biomass gain of Tectonia grandis (Teak) in Sri Lanka

K. A. S. H. Wijayasenarathne and W. A. R. T. W. Bandara

BP-18 Evaluation of leaf quality on food search behavior of Cryptolaemus montrouzieri larvae (Coleoptera: Coccinellidae), a predatory beetle of mealybugs

W. M. S. Wijekoon, P. G. A. S. Warnasooriya and K. S. Hemachandra

BP-19 Development of sausages from immature jackfruit (Artocarpus heterophyllus) with rice bran fermented with Lactobacillus delbrueckii subsp. bulgaricus

H. M. D. Tharaka, P. N. Yapa and C. T. Bamunuarachchige

BP-20 General hygienic condition of packaged lettuce samples purchased from selected supermarkets in Gampaha district, Sri Lanka

D. V. Lokuwalpola, D. N. Wanigasekara, A. D. H. Sudesh and E. D. C. Karunarathne

BP-21 An exploration of women’s experience following Post-Partum Hemorrhage

A. N. D. S. Wickramanayake, H. P. G. C. T. Jayasena, W. G. C. L. Gunasekara, A. B. N. U. Hemachandra, L. Y. S. S. Kumari and E. W. A. I. M. Siriwardane

BP-22 Management of a threatened reef to establish its ecosystem sustainability through inter-agency coordination mechanism: A case from Kayankerni, Eastern Coast of Sri Lanka

K. D. I. Weerasinghe, P. B. Terney Pradeep Kumara, N. Perera, M. M. Subasinghe and A. M. J. Gunasekara

Documents

4 International Research Symposium on Pure and Applied ...conf.kln.ac.lk/srs2019/images/documents/ps1.pdfS. A. L. Sachithra, U. P. Liyanage and W. M. D. N. Wijeyaratne 16.00-16.15