Senior Lecturer
Department of Animal and Food Sciences
Faculty of Agriculture
Rajarata University of Sri Lanka
P: +94 25 2221614 , F: +94 25 2221614
e Mail: vviraj@agri.rjt.ac.lk
- RESEARCH INTERESTS
- HIGHER EDUCATION
- ACADEMIC DISTINCTIONS/FELLOWSHIPS
- TEACHING & ADMINISTRATIVE EXPERIENCE
- PROFESSIONAL EXPERIENCE
- RESEARCH GRANTS RECEIVED/ADMINISTRATED
- PROFESSIONAL EXPERTISE/TRAINING
- INSTITUTIONAL DEVELOPMENT
- NATIONAL DEVELOPMENT
- PUBLICATIONS IN JOURNALS
- PUBLICATIONS IN SYMPOSIUM PROCEEDINGS
- ABSTRACTS
- SUPERVISIONS OF RESEARCH PROJECTS
DAIRY TECHNOLOGY, FISH POSTHARVEST TECHNOLOGY, WILDLIFE CONSERVATION
MPHIL IN ANIMAL SCIENCE
MSC IN FOOD SCIENCE AND TECHNOLOGY, POSTGARDUATE INSTITUTE OF AGRICULTURE, PERADENIYA
BSC IN AGRICULTURE TECHNOLOGY AND MANAGEMENT, UNIVERSITY OF PERADENIYA
MEDALS AND PRIZES
PROF. RAJAGURU GOLD MEDAL FOR BEST PERFORMANCE IN ANIMAL SCIENCE IN FACULTY OF AGRICULTURE, UNIVERSITY OF PERADENIYA 2015
DR. ANANDA AMARASINGHA MEMORIAL PRIZE FOR THE BEST PERFORMANCE IN FINAL YEAR EXAMINATION IN FACULTY OF AGRICULTURE, UNIVERSITY OF PERADENIYA,2015
SENIOR LECTURER IN DEPARTMENT OF ANIMAL AND FOOD SCIENCES - FROM DEC-2022 TO UP TO DATE
LECTURER (PROBATIONARY) IN DEPARTMENT OF ANIMAL AND FOOD SCIENCES - FROM OCT- 2017 TO 2022
TEMPORARY LECTURER IN DEPARTMENT OF ANIMAL & FOOD SCIENCES, FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA (SEP-2016 TO OCT- 2017)
TEMPORARY DEMONSTRATOR IN DEPARTMENT OF ANIMAL SCIENCE, FACULTY OF AGRICULTURE, UNIVERSITY OF PERADENIYA (FEB-2016 TO SEP-2016)
CO-CONTROLLING EXAMINER OF THE BIOSYSTEMS TECHNOLOGY: PRACTICAL TEST IN G.C.E.(A/L) IN 2017 AND 2018.
ACADEMIC SUB WARDEN IN DATHUSENA HOSTEL, RAJARATA UNIVERSITY OF SRI LANKA
SUPERVISION OF UNDERGRADUATE RESEARCH STUDENTS IN DEPARTMENT OF ANIMAL AND FOOD SCIENCES, FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
MEMBER OF THE AHEAD- DOR-39 GRANT
UNIVERSITY RESEARCH GRANT (RJT/R&PC/2018/AGRI/R/06) OF FIVE HUNDRED THOUSAND (RS 500000) IN 2018 FOR THE TITLE OF “EVALUATION OF MILK COAGULATION PROPERTIES AND QUALITY OF FERMENTED SET YOGHURT MANUFACTURED FROM DIFFERENT NEAT CATTLE BREEDS”.
COORDINATOR AND A RESOURCE PERSON OF THE ADVANCED LEVEL STUDENT PRACTICAL TRAINING PROGRAM HELD COLLABORATIVELY WITH THE FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA AND EDUCATION DEPARTMENT OF NORTH CENTRAL PROVINCE IN 2017 AND 2018.
COORDINATOR AND A RESOURCE PERSON OF THE FARMER TRAINING PROGRAM HELD COLLABORATIVELY WITH THE DEPARTMENT OF ANIMAL AND FOOD SCIENCES AND MAHAWELI AUTHORITY IN 2017 AND 2018.
COORDINATOR AND A RESOURCE PERSON OF THE TEACHER TRAINING PROGRAM HELD COLLABORATIVELY WITH DEPARTMENT OF ANIMAL AND FOOD SCIENCES AND ZONAL EDUCATION DEPARTMENT IN GALENBIDUNUWEWA, ANURADHAPURA IN 2018
RESOURCE PERSON OF THE TRAINING PROGRAM HELD FOR THE STUDENTS IN AGRICULTURE SCHOOL, ANURADHAPURA IN 2018.
MEMBER OF THE TIME TABLE COMMITTEE IN 2020.
MEMBER OF THE MEDICAL COMMITTE FROM 2020 TO DATE.
DEPARTMENT COORDIANTOR OF THE 'KRUSHI-MELA" EXHIBITION HELD IN FACULTY OF AGRICULTURE, 2019
SECRETARY OF THE 10TH ANNUAL RESEARCH SYMPOSIUM HELD IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA IN 2018.
COMMITTEE IN-CHARGE OF THE “OPENING AND AWARDING CEREMONY” IN 11TH ANNUAL RESEARCH SYMPOSIUM HELD IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA
DEPARTMENT COORDINATOR OF 11TH ANNUAL RESEARCH SYMPOSIUM, FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA IN 2019.
DEPARTMENT COORDINATOR OF 9TH ANNUAL RESEARCH SYMPOSIUM, FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA IN 2017.
COMMITTEE MEMBER OF “PUBLICATION AND OUTDOOR DECORATIONS SUB COMMITTEES IN 9TH ANNUAL RESEARCH SYMPOSIUM, FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA IN 2017.
DEVELOPMENT AND MODIFICATION OF COURSE CAPSULE OF “FOOD SAFETY AND QUALITY MANAGEMENT” FOR MAJORING MODULE OF FOOD AND POSTHARVEST TECHNOLOGY IN DEPARTMENT OF ANIMAL SCIENCE, FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
CONTRIBUTION FOR UPGRADE THE FOOD MICROBIOLOGY LABORATORY IN DEPARTMENT OF ANIMAL AND FOOD SCIENCES, FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA
CO-CONTROLLING EXAMINER OF THE BIOSYSTEMS TECHNOLOGY: PRACTICAL TEST IN G.C.E.(A/L) IN 2017 AND 2018.
COORDINATOR AND A RESOURCE PERSON OF THE ADVANCED LEVEL STUDENT PRACTICAL TRAINING PROGRAM HELD COLLABORATIVELY WITH THE FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA AND EDUCATION DEPARTMENT OF NORTH CENTRAL PROVINCE IN 2017 AND 2018.
COORDINATOR AND A RESOURCE PERSON OF THE FARMER TRAINING PROGRAM HELD COLLABORATIVELY WITH THE DEPARTMENT OF ANIMAL AND FOOD SCIENCES AND MAHAWELI AUTHORITY IN 2017 AND 2018.
COORDINATOR AND A RESOURCE PERSON OF THE TEACHER TRAINING PROGRAM HELD COLLABORATIVELY WITH DEPARTMENT OF ANIMAL AND FOOD SCIENCES AND ZONAL EDUCATION DEPARTMENT IN GALENBIDUNUWEWA, ANURADHAPURA IN 2018
RESOURCE PERSON OF THE TRAINING PROGRAM HELD FOR THE STUDENTS IN AGRICULTURE SCHOOL, ANURADHAPURA IN 2018.
1. WERAGAMA, D., WEERASINGHA, V., JAYASUMANA, L., ADIKARI, J., VIDANARACHCHI, J.K. AND PRIYASHANTHA, H., (2021). THE PHYSICOCHEMICAL, MICROBIOLOGICAL, AND ORGANOLEPTIC PROPERTIES AND ANTIOXIDANT ACTIVITIES OF CREAM CHEESES FORTIFIED WITH DRIED CURRY LEAVES (MURRAYA KOENIGII L.) POWDER. FOOD SCIENCE & NUTRITION, 9 (10), 5774-5784.
2. R.H.W.M. KARUNANAYAKA, W.A.D. NAYANANJALIE, S.C. SOMASIRI, A.M.J.B. ADIKARI, W.V.V.R. WEERASINGHA, M.A.A.P. KUMARI, U.L.P. MANGALIKA, S.N. DISSANAYAKE AND T.V. SUNDARABARATHY., (2021). NUTRITIONAL AND KEEPING QUALITY OF TOTAL MIXED RATION BRIQUETTES PRODUCED FOR LACTATING DAIRY COWS. SRI LANKAN JOURNAL OF AGRICULTURE AND ECOSYSTEMS, 3 (1): 46-66.
3. WEERASINGHA, W.V.V.R., RANADHEERA, C.S., PRASANNA, P.H.P., SILVA, G.L.L.P. AND VIDANARACHCHI, J.K., (2020). PROBIOTIC VIABILITY AND PHYSICOCHEMICAL PROPERTIES OF SET-YOGHURT MADE OF INDIGENOUS AND EXOTIC COW MILK. TROPICAL AGRICULTURAL RESEARCH, 32(1): 39-48.
4. KUMARI A.W.C.P., WERAGAMA K.W.D.P., JAYASUMANA M.T.L.K., WEERASINGHA W.V.V.R. & ADIKARI A.M.J.B., (2020). DEVELOPMENT OF SET TYPE YOGHURT USING JUICE OF LOCAL WATERMELON VARIETIES OF SRI LANKA,, RAJARATA UNIVERSITY JOURNAL, 5 (2): 21-27.
5. R.H.W.M. KARUNANAYAKA, W.A.D. NAYANANJALIE, S.C. SOMASIRI, A.M.J.B. ADIKARI, W.V.V.R. WEERASINGHA, M.A.A.P. KUMARI., (2020). COMPARISON OF NUTRITIVE VALUE IN FODDER SPECIES AND INDUSTRIAL BY-PRODUCTS AVAILABLE IN ANURADHAPURA, JOURNAL OF DRY ZONE AGRICULTURE, 6 (2): 79-89.
6. W.V.V.R. WEERASINGHA, K.A.K.L. CHANDRASIRI, K.M.S. WIMALASIRI., (2020). EFFECT OF ASPARAGUS INULIN ON GROWTH ENHANCEMENT AND VIABILITY OF PROBIOTIC STARTER BACTERIA, JOURNAL OF DIETETICS AND FOOD TECHNOLOGY, 1(1): 1-6.
7. BUDDINI, H.A.I.D., WEERASINGHA, W.V.V.R., VIDANARACHCHI, J.K., AND SAMARAWEERA, H., (2020). EFFECT OF GARCINIA CAMBOGIA (GORAKA) ON PHYSICOCHEMICAL, MICROBIOLOGICAL AND SENSORY ATTRIBUTES OF MALDIVE FISH.. ASIAN JOURNAL OF DAIRY AND FOOD RESEARCH, 39 (1): 84-88.
8. KUMARI, G.W.S.N., JAYASUMANA, M.T.L.K., EDIRISINGHE, M.P., WEERASINGHA, W.V.V.R., (2019). USE OF MILK PROTEIN ISOLATE TO IMPROVE THE TEXTURAL PROPERTIES OF CURD. SRI LANKAN JOURNAL OF AGRICULTURE AND ECOSYSTEMS, 1(2): 4-13.
9. SRIMALI, S.V.H., WEERASINGHA, W.V.V.R., NAYANANJALIE, W.A.D., (2019). DEVELOPMENT OF DRINKING YOGHURT BY USING CITRUS FIBRE AS A STABILIZER. ANNALS OF FOOD SCIENCE AND TECHNOLOGY, 20 (3): 420-426.
10. WEERASINGHA, W.V.V.R., VIDANARACHCHI, J.K., GUNAWARDENA, M. AND WEERASOORIYA, S.V.R., (2019). ANALYSIS OF PHYSICOCHEMICAL AND FUNCTIONAL QUALITY ATTRIBUTES OF SHELF AVAILABLE MILK POWDERS IN SRI LANKA. INTERNATIONAL JOURNAL OF FOOD AND NUTRITIONAL SCIENCE, 8(1): 10-19.
CHANDRAMALI, D.V.P., VIDANARACHCHI, J.K, RANADHEERA, C.S, WEERASINGHA, W.V.V.R, JAYAWARDENA, L.P.I.N.P, PRASANNA, P.H.P. (2018). MICROBIOLOGICAL, PHYSIOCHEMICAL AND SENSORY CHARACTERISTICS OF CITRUS FIBRE INCORPORATED PROBIOTIC SET YOGHURT. PROCEEDINGS OF THE WAYAMBA UNIVERSITY INTERNATIONAL CONFERENCE, SRI LANKA.
VIDANARACHCHI, J.K., WEERASINGHA, W.V.V.R., WIJESINGHE, H.D. (2017). FACTORS AFFECTING ANAEMIA STATUS AND NUTRITIONAL STATUS IN PREGNANT WOMEN IN SOME AREAS OF ESTATE SECTOR IN CENTRAL PROVINCE. PROCEEDINGS OF 10TH INTERNATIONAL RESEARCH CONFERENCE OF KDU, SRI LANKA.
WEERASINGHA, W.V.V.R., VIDANARACHCHI, J.K., GUNAWARDENA, M. (2017). THE EFFECT OF WATER TYPE AND RECONSTITUTION TEMPERATURE ON THE SOLUBILITY OF COMMERCIALLY AVAILABLE MILK POWDERS IN SRI LANKA. PROCEEDINGS OF 6TH INTERNATIONAL CONFERENCE OF SABARAGAMUWA UNIVERSITY OF SRI LANKA, KANDY, SRI LANKA.
WEERASINGHA, W.V.V.R., VIDANARACHCHI, J.K., GUNAWARDENA, M. (2017). ANALYSIS OF PHYSICOCHEMICAL PROPERTIES AND FUNCTIONAL QUALITY ATTRIBUTES OF SHELF AVAILABLE MILK POWDERS IN SRI LANKA USING FOURIER TRANSFORM INFRA-RED TECHNOLOGY AND SCANNING ELECTRON MICROSCOPY. PROCEEDINGS OF 6TH YONG SCIENTIST FORUM SYMPOSIUM, PERADENIYA, SRI LANKA.
WEERASINGHA, W.V.V.R., VIDANARACHCHI, J.K., GUNAWARDENA, M., WEERASOORIYA, S.V.R. (2016). COMPARATIVE STUDY ON PHYSICOCHEMICAL PROPERTIES OF IMPORTED AND LOCALLY PRODUCED MILK POWDERS IN SRI LANKA. PROCEEDINGS OF ANNUAL CONFERENCE OF FOOD TECHNOLOGY, COLOMBO, SRI LANKA.
WEERASINGHA, W.V.V.R., VIDANARACHCHI, J.K., GUNAWARDENA, M., WEERASOORIYA, S.V.R. (2015). SOLUBILITY AND PROPERTIES AFFECTING SOLUBILITY OF SHELF AVAILABLE MILK POWDERS IN SRI LANKA. PROCEEDINGS OF FIRST INTERNATIONAL CONFERENCE OF VETERINARY AND ANIMAL SCIENCE, COLOMBO, SRI LANKA.
KUSUMSIRI, I.D.C.N., WEERASINGHA, W.V.V.R., PRASANNA, P.H.P. (2019). PROBIOTIC VIABILITY IN YOGHURT PRODUCED USING COW MILK FROM DIFFERENT CATTLE BREEDS. PROCEEDINGS OF 11TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
KUMARI, G.W.S.N., JAYASUMANA, M.T.L.K., EDIRISINGHE, M.P., WEERASINGHA, W.V.V.R., (2019). USE OF MILK PROTEIN ISOLATE TO IMPROVE THE TEXTURAL PROPERTIES OF CURD. PROCEEDINGS OF 11TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
KUMARI, A.W.C.P., WEERASINGHA, W.V.V.R., ADIKARI, A.M.J.B. (2018). DEVELOPMENT OF A SET YOGHURT USING LOCALLY AVAILABLE WATERMELON VARIETIES. PROCEEDINGS OF 10TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
GNANARATHNA, K.A.D.C., CHANDRASEKARA, A., SENADEERA, P., GUNASEKARA, D.C.S., WEERASINGHA, W.V.V.R., PRASANNA, P.H.P. (2018). PROBIOTIC EFFECT OF INULIN INCORPORATED SET YOGHURT PREPARED USING CATTLE AND BUFFALO MILK. PROCEEDINGS OF 10TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
MADUSANKA, K.M., WEERASINGHA, W.V.V.R., SOMASIRI, S.C., VIDANARACHCHI, J.K., LOWE, A. (2018). EFFECT OF MILKING TIME AND STORAGE TEMPERATURE ON THE MICROBIOLOGICAL QUALITY OF RAW MILK. PROCEEDINGS OF 10TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
SRIMALI, S.V.H., WEERASINGHA, W.V.V.R., NAYANANJALIE, W.A.D. (2018). DEVELOPMENT OF YOGHURT DRINK BY USING CITRUS FIBER AS A STABILIZER. PROCEEDINGS OF 10TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
KUMARI, A.W.C.P., WEERASINGHA, W.V.V.R., ADIKARI, A.M.J.B. (2018). DEVELOPMENT OF A SET YOGHURT USING LOCALLY AVAILABLE WATERMELON VARIETIES. PROCEEDINGS OF 10TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
GNANARATHNA, K.A.D.C., CHANDRASEKARA, A., SENADEERA, P., GUNASEKARA, D.C.S., WEERASINGHA, W.V.V.R. AND PRASANNA, P.H.P. (2018). PROBIOTIC EFFECT OF INULIN INCORPORATED SET YOGHURT PREPARED USING CATTLE AND BUFFALO MILK. PROCEEDINGS OF 10TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
MADUSANKA, K.M., WEERASINGHA, W.V.V.R., SOMASIRI, S.C., VIDANARACHCHI, J.K., LOWE A. (2018). EFFECT OF MILKING TIME AND STORAGE TEMPERATURE ON MICROBIOLOGICAL QUALITY OF RAW MILK. PROCEEDINGS OF 10TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
SRIMALI, S.V.H., WEERASINGHA, W.V.V.R., NAYANANJALI, W.A.D., (2018). DEVELOPMENT OF YOGHURT DRINK BY USING CITRUS FIBRE AS A STABILIZER. PROCEEDINGS OF 10TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
KULASOORIYA, D.B.N.U., VIDANARACHCHI, J.K., RANADHEERA, C.S., WEERASINGHA, W.V.V.R., PRASANNA, P.H.P. (2017). EFFECT OF DIFFERENT STABILIZERS ON QUALITY AND SHELF LIFE OF DRINKING YOGHURT. PROCEEDINGS OF 09TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
PRIYANGANI, K.M.A., CHAMPA, W.A.H., WEERASINGHA, W.V.V.R., JAYAWARDANA, N.W.I.A., (2017). APPLICATION OF BIO WAX TO EXTEND THE STORAGE LIFE OF MANGO. PROCEEDINGS OF 09TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
CHANDRAMALI, D.V.P., VIDANARACHCHI, J.K, RANADHEERA, C.S, WEERASINGHA W.V.V.R, JAYAWARDENA L.P.I.N.P., PRASANNA P.H.P. (2017). POTENTIAL OF REPLACING HOMOGENIZATION PROCESS OF PROBIOTIC YOGHURT PRODUCTION USING CITRUS FIBER. PROCEEDINGS OF 09TH ANNUAL RESEARCH SYMPOSIUM IN FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA.
WEERASINGHA, W.V.V.R., VIDANARACHCHI, J.K., GUNAWARDENA, M., WEERASOORIYA, S.V.R. (2015). COMPARISON OF SOLUBILITY AND IDENTIFICATION OF PHYSICOCHEMICAL PROPERTIES WHICH AFFECT THE SOLUBILITY OF SHELF AVAILABLE MILK POWDERS IN SRI LANKA. PROCEEDINGS OF FACULTY OF AGRICULTURE UNDERGRADUATE RESEARCH SYMPOSIUM, UNIVERSITY OF PERADENIYA.
SUPERVISIONS OF RESEARCH PROJECTS
I.D.C.N. KUSUMSIRI – (AG/14/366) PROBIOTIC VIABILITY IN YOGHURT PRODUCED USING COW MILK FROM DIFFERENT CATTLE BREEDS- BEST PRESENTER AWARD IN THE MODULE OF ANIMAL PRODUCTION AND TECHNOLOGY IN 2019
S.V.H. SRIMALI (AG/13/111) - DEVELOPMENT OF YOGHURT DRINK BY USING CITRUS FIBRE AS A STABILIZER IN 2018
K.A.D.C GNARATHNA (AG/13/178) PROBIOTIC EFFECT OF INULIN INCORPORATED SET YOGHURT PREPARED USING CATTLE AND BUFFALO MILK – BEST PRESENTER AWARD IN THE MODULE OF ANIMAL PRODUCTION AND TECHNOLOGY IN 2018
A.W.C.P. KUMARI (AG/13/143) - DEVELOPMENT OF SET YOGHURT USING LOCALLY AVAILABLE WATERMELON VARIETIES IN 2018
K.M. MADUSANKA (AG/13/193) EFFECT OF MILKING TIME AND STORAGE TEMPERATURE ON THE MICROBIOLOGICAL QUALITY OF RAW MILK IN 2018
D.V.P. CHANDRAMALI (AG/12/176) POTENTIAL OF REPLACING HOMOGENIZATION PROCESS IN YOGURT PRODUCTION USING CITRUS FIBER®– BEST PRESENTER AWARD IN DEPARTMENT OF ANIMAL AND FOOD SCIENCES IN 2017
D.B.N.U. KULASOORIYA (AG/12/203) - EFFECT OF DIFFERENT STABILIZERS ON QUALITY AND SHELF LIFE OF DRINKING YOGHURT IN 2017
K.M.A.P. KUMARI – (AG/12/177)- APPLICATION OF BIO WAX TO EXTEND THE SHELF LIFE OF MANGO IN 2017