Senior Lecturer
Department of Plant Sciences
Faculty of Agriculture
Rajarata University of Sri Lanka
P: +94 25 2221611 , F: +94 25 2221611
e Mail: udeni@agri.rjt.ac.lk
- RESEARCH INTERESTS
- HIGHER EDUCATION
- PUBLICATIONS IN JOURNALS
- ABSTRACTS
AGRONOMY, HORTICULTURE, FRUIT CROP PRODUCTION, FIELD CROPS, PROTECTED AGRICULTURE
B.SC. - FACULTY OF AGRICULTURE, UNIVERSITY OF PERADENIYA, FIELD OF SPECIALIZATION: CROP SCIENCE
M.SC (CROP SCIENCE) - POSTGRADUATE INSTITUTE OF AGRICULTURE, UNIVERSITY OF PERADENIYA
PHD (AGRONOMY) - POSTGRADUATE INSTITUTE OF AGRICULTURE, UNIVERSITY OF PERADENIYA
DEVASINGHE, D.A.U.D., KULARATHNE L.N. (2016). EFFECT OF EFFECTIVE MICROORGANISMS AND VERMIWASH ON YIELD AND QUALITY OF LETTUCE (LACTUCA SATIVA L.) IN HYDROPONIC CULTIVATION. PROCEEDING OF THE 5TH INTERNATIONAL CONFERENCE ON AGRICULTURE AND ENVIRONMENTAL SCIENCES (ICAES-2016) MAY 5-6, 2016 DUBAI (UAE). 95-98.
2014
DEVASINGHE, D.A.U.D., PREMARATHNE, K.P. AND SANGAKKARA, U.R. (2014). IMPACT OF INTEGRATED USE OF RICE STRAW MULCH AND INORGANIC FERTILIZERS ON SOIL N, P, K AND ORGANIC MATTER IN DIRECT SEEDED LOWLAND RICE (ORYZA SATIVA L.) FIELDS. RAJARATA UNIVERSITY JOURNAL 2, 12-20.
2013
DEVASINGHE, D.A.U.D., PREMARATHNE, K.P. AND SANGAKKARA, U.R. (2013). IMPACT OF RICE STRAW MULCH ON GROWTH, YIELD COMPONENTS AND YIELD OF DIRECT SEEDED LOWLAND RICE (ORYZA SATIVA L.). TROPICAL AGRICULTURAL RESEARCH 24(4), 325-335.
2013
JAYAWARDENA, A.A.M., DEVASINGHE, D.A.U.D., KETIPEARACHCHI, K.W. (2013). EVALUATION OF PROMISING VEGETATIVE PROPAGATION TECHNIQUES FOR 'BER' (ZIZIPHUS JUJUBA). PROCEEDING OF THE 2ND INTERNATIONAL SYMPOSIUM ON MINOR FRUITS AND MEDICINAL PLANTS FOR BETTER LIVES. FACULTY OF AGRICULTURE, UNIVERSITY OF RUHUNA. 168-174.
2013
HEMAL FONSEKA, H., HERATH, K.H.I.N.M., DEVASINGHE, D.A.U.D. AND IIZUKA, K. (2013). EFFECT OF FRUIT THINNING, CANOPY MANAGEMENT AND NUMBER OF HERVESTS ON SEED QUALITY OF EGGPLANT (SOLANUM MELONGENA L.). ANNALS OF SRI LANKA DEPARTMENT OF AGRICULTURE 2013. 15:217-226.
EXTENDED ABSTRACTS
2013
DEVASINGHE, D.A.U.D., PREMARATHNE, K.P. AND SANGAKKARA, U.R. (2013).RICE STRAW AND STRAW EXTRACTS ON GERMINATION AND SEEDLINGS OF ORYZA SATIVA AND ECHINOCHLOA CRUS-GALLI. PROCEEDINGS OF RUSL –RESEARCH SYMPOSIUM, FEBRUARY 07TH 2013. 21-22 PP.
POSTERS
2016
WELEGAMA, H.M.V.T., DISSANAYAKE, D.M.S.M., FONSEKA, R.M., DEVASINGHE, D.A.U.D., ABESEKARA, A.M.D.A., RAMBUKANA, H.C. AND FONSEKA, H. (2016). SEEDLING EMERGENCE & EARLY GROWTH OF TOMATO (SOLANUM LYCOPERSICUM L.), BRINJAL (SOLANUM MELONGENA L.) AND CAPSICUM (CAPSICUM ANNUM L.) ON NURSERY BEDS COVERED WITH COLOUR POLYTHENE. ANNALS OF SRI LANKA DEPARTMENT OF AGRICULTURE 2016. 18:291.
NISHANTHA, P.L.P.B., DEVASINGHE, D.A.U.D. AND BENERAGAMA D.I.D.S. (2017). DIFFRENET SEED RATES OF SUNN HEMP ON ITS BIOMASS PRODUCTION AND WEED SUPPRESSION IN THE LOWLAND RICE DURING FALLOW PERIOD. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2017. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 52 P.
2018
NISHANTHA, P.L.P.B., DEVASINGHE, D.A.U.D. AND BENERAGAMA D.I.D.S. (2017). DIFFRENET SEED RATES OF SUNN HEMP ON ITS BIOMASS PRODUCTION AND WEED SUPPRESSION IN THE LOWLAND RICE DURING FALLOW PERIOD. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2017. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 52 P.
2018
NISHANTHA, P.L.P.B., DEVASINGHE, D.A.U.D. AND BENERAGAMA D.I.D.S. (2017). DIFFRENET SEED RATES OF SUNN HEMP ON ITS BIOMASS PRODUCTION AND WEED SUPPRESSION IN THE LOWLAND RICE DURING FALLOW PERIOD. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2017. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 52 P.
2018
NISHANTHA, P.L.P.B., DEVASINGHE, D.A.U.D. AND BENERAGAMA D.I.D.S. (2017). DIFFRENET SEED RATES OF SUNN HEMP ON ITS BIOMASS PRODUCTION AND WEED SUPPRESSION IN THE LOWLAND RICE DURING FALLOW PERIOD. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2018. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 52 P.
2017
NISHANTHA, P.L.P.B., DEVASINGHE, D.A.U.D. AND BENERAGAMA D.I.D.S. (2017). DIFFERENT SEED RATES OF SUNN HEMP ON ITS BIOMASS PRODUCTION AND WEED SUPPRESSION IN THE LOWLAND RICE DURING FALLOW PERIOD. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2017. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 52 P.
2017
KARUNARATHNE, N.S., HEMAL FONSEKA, H., DEVASINGHE, D.A.U.D. AND AHHAYAPALA, K.M.R.D. (2017). FRUIT MATURITY STAGE ON SEED YIELD AND SEED QUALITY OF TOMATO (SOLANUM LYCOPERSICUM L.). PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2017. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 58 P.
2017
ABEYRATHNA, K.M.D.V., KATIPEARACHCHI, K.W., GAMLATH, J.G.K.L., DEVASINGHE, D.A.U.D. (2017). IDENTIFICATION OF PROMISING VEGETATIVE PROPAGATION TECHNIQUES FOR SOURSOP. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2017. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 61 P.
2017
KUMARA, L.M.C.J., WEERARATHNE, W.A.P.G. AND DEVASINGHE, D.A.U.D. (2017).MOLECULAR IDENTIFICATION OF SEED TRANSMISSION NATURE OF SESAME PHYLLODY CAUSED BY PHYTOPLASMAS . PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2017. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 63 P.
2015
JAYASINGHE, H.G.M.B., FONSEKA, H., KUMARI, H.M.S.P. AND DEVASINGHE, D.A.U.D. (2015). EFFECT OF ETHREL ON MALE: FEMALE FLOWER RATIO AND FRUIT QUALITY IN BITTER GOURD. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2015. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 57 P.
2015
LAKSHANI, T.AD.C., MANGALA, A.G.K.M.N. AND DEVASINGHE, D.A.U.D. (2015). EFFECT OF SCION LENGTH ON THE SUCCESS OF WEDGE GRAFTING IN MANGO. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2015. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 65 P.
2015
DISSANAYAKE, D.M.S.H., FONSEKA, H.H.D., WELEGAMA, H.M.V.T., FONSEKA, R.M. AND DEVASINGHE, D.A.U.D. (2015). EMERGENCE AND EARLY GROWTH OF SEEDLINGS OF TOMATO, BRINJAL AND CAPSIUCUM RAISED UNDER DIFFERENT COLOR POLYTHENE SHADES. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2015. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 55 P.
2014
WIJERATHNE, W.M.Y.C.B., SURIYAGODA, L.D.B. AND DEVASINGHE, D.A.U.D. (2014). GROWTH AND MORPHOLOGICAL DIVERSITY OF SELECTED RICE VARIETIES IN RELATION TO PHOSPHOROUS NUTRITION. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2014. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 74 P.
2014
KARIYAWASAM, K.P.A.M., WEERAKKODY, W.A.P. AND DEVASINGHE, D.A.U.D. (2014). IMPROVED NEW FERTILIZER FORMULA FOR CULTIVATION OF HYDROPONIC TOMATO (LYCOPERSICUM ESCULENTUM) AND SALAD CUCUMBER (CUCUMIS SATIVUS). PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2014. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 75 P.
2013
WIJESIRI, L.A.N.D., GINIGADDARA, G.A.S. AND DEVASINGHE, D.A.U.D. (2013). EFFECTS OF SPACING AND NUMBER OF PLANTS PER HILL ON GROWTH AND YIELD OF RICE (ORYZA SATIVA L.) IN SYSTEM OF RICE INTENSIFICATION IN THE DRY ZONE OF SRI LANKA. PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2013. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 35 P.
2013
JAYAWARDENA, A.A.M., KETIPEARACHCHI, K.W., DEVASINGHE, D.A.U.D. (2013). EVALUATION OF PROMISING VEGETATIVE PROPAGATION TECHNIQUES FOR 'BER' (ZIZIPHUS JUJUBA). PROCEEDING OF THE UNDERGRADUATE RESEARCH SYMPOSIUM 2013. FACULTY OF AGRICULTURE, RAJARATA UNIVERSITY OF SRI LANKA. 39 P.