Dr. L.K.R.R. Jayakody

Senior Lecturer (Grade I)


Botany
Faculty of Natural Sciences
Contact:

Colombo Regional Center, 3rd floor, Science and Technology building, Room No : W5

Office: 112881005, Ext: 505

E-mail: ramanijayakody@yahoo.com ramanijayakody@yahoo.com


B.Sc. (Univesity of  Colombo, SL), Ph.D (University of Lancaster, UK)

Areas of Specialization:

Stomatal Physiology

Research interests:

Plant Physiology, Post Harvest Technology, Stress Physiology

Affiliations:

NULL

Programme Coordination:

Stand-alone Courses in Science

Course Coordination:

Plant Growth and Development (BYU 5302), Post Harvest Technology (BYU 5308)

Awards:

Commonwealth Scholarship – U.K., awarded by the Association of Commonwealth Universities, U.K. to read for a Ph.D. at Lancaster University U.K. (1991 – 1994)

Commonwealth Academic Fellowship-U.K., awarded by the Association of Commonwealth Universities, U.K. to carry out post-doctoral research at Lancaster University, U.K. (2003)

Researches:

Samarakoon, A.B. and Perera, L.K.R.R. (1985) Salinity and plant growth –studies on some sea shore plants. Proceedings of the Fourty First Annual Sessions of Sri Lanka Association for the Advancement of Science. Part 1, 68-69. Oral presentation at the Annual Sessions of the Sri Lanka Association for the Advancement of Science (SLAAS) and abstract published in the Proceedings.

Perera, L.K.R.R., Mansfield, T.A. and Malloch, A.J.C. (1994) Stomatal responses to sodium ions in Aster tripolium; a new hypothesis to explain salinity regulation in above-ground tissues. Plant, Cell and Environment 17, 335-340.

Perera, L.K.R.R., Robinson, M.F. and Mansfield, T.A. (1995) Responses of stomata of Aster tripolium to calcium and sodium ions in relation to salinity tolerance. Journal of Experimental Botany, 46, 623-629.

Perera, L.K.R.R., De Silva, D.L.R. and Mansfield, T.A. (1997) Avoidance of sodium accumulation by the stomatal guard cells of the halophyte Aster tripolium. Journal of Experimntal Botany. 48, 707-711.

Bandarage, G. Iqbal, S.S., Jayakody, L.K.R.R., Liyanage, L.S.G., Ramasinghe, W. and Ranawaka, G.R. (2007).  Credit conversion scheme for the B.Sc. Degree Programme offered through distance and face-to-face teaching methods in Sri Lanka. Annual Academic Sessions, The Open University of Sri Lanka. Oral presentation at the Annual Sessions of The Open University of Sri Lanka and extended abstract published in the Proceedings.

Weerahewa, H.L.D., Jayakody, L.K.R.R., Perera, S.A.T.A. and Somaratne, S. (2013) Enhanced disease resistance and quality of hydroponically-grown tomato (Lycopersicon esculentum L.) through silicon supplementation. Oral presentation at the 33rd Annual Sessions of the Institute of Biology (IOB) and abstract published in the Proceedings.

Kottegoda V.V. ,Jayakody R. and Senadeera P. (2014).Comparative study of the mechanisms of salt tolerance in cultivated rice and their wild relatives. Oral presentation at the 70th Annual Sessions of the Sri Lanka Association for the Advancement of Science (SLAAS) and abstract published in the Proceedings.

Ekanayake H. ,. Abeywickrama K , Jayakody R. (2015) Quality assessment of minimally processed immature jackfruit ( Artocarpus heterophyllus Lam.) as affected by pretreatments. J Food Sci. Technol. 52 (11) 7263-7271.

Nisansala SS Y.M.C. , Jayakody L.K.R.R. ,. Sarananda H.A  and Somaratne S. (2015)) Effect of pre-harvest potassium treatment on stem-end rot disease development of mango( Mangifera indica L.)  cv. TomEJC during fruit ripening.SUSL Journal 14 (02),116-132.

Nisansala SS Y.M.C. , Jayakody L.K.R.R. ,. Sarananda H.A  and Somaratne S (2016) Effect of pre-harvest potassium chloride treatment on anthracnose disease development in harvested  TomEJC  mango( Mangifera indica L.) fruits. Tropical agricultural research and extension 19 (2).

Amarasinghe K.I.C., Dishani P.T.N., De Silva C.S. and Jayakody L.K.R.R..(2017) Preliminary study on Induced temperature and water stress on yield parameters of tissue-cultured Ananas comosus (Pineapple)- variety Kew Oral presentation at the 15th Open University Research Sessions (OURS ) and extended abstract published in the Proceedings.

Amarasinghe K.I.C., De Silva C.S. and Jayakody L.K.R.R..(2018) Impact of temperature and water stress on growth and yield of rice (Oryza sativa variety ‘Suwandel’) Extended abstract accepted for presentation at the Open University International Research Sessions (iOURS ).

Amarasinghe K.I.C., De Silva C.S. and Jayakody L.K.R.R..(2018) Adverse effects of induced high temperature stress and water stress on  tissue-cultured banana plants (AAA cv. Cavendish).Oral presentation at the 38th Annual Sessions of the Institute of Biology (IOB) and abstract published in the Proceedings.

Ongoing Research:

Incooperation of selected essential oils into bio-safe fruit coatings to control Anthracnose and enhance postharvest quality of mango fruit cv. Willard

The Open University of Sri Lanka
Apply Online