home

MRS. DONA HARSHANI SHANIKA KOMAHAN

wshanika

Mrs. Dona Harshani Shanika Komahan (On Study-leave)
Nee: Miss. Dona Harshani Shanika Wickramasinghe
B. Sc. Agric. (EUSL)
Lecturer (Probationary)
Department of Agricultural Biology,
Faculty of Agriculture,
Eastern University, Sri Lanka.

Tel (Office): +94 (0) 65 2241262
e – mail: This email address is being protected from spambots. You need JavaScript enabled to view it. / This email address is being protected from spambots. You need JavaScript enabled to view it.

 

Educational Qualification

B.Sc. Agric. (Hons), Eastern University, Sri Lanka (2014)
PhD at School of Agriculture and Environment, Massey University, New Zealand (Reading)

Work Experience:

03. 03. 2016 – till date : Lecturer (Prob.) in Dept. of Agricultural Biology, Faculty of Agriculture, EUSL.
01. 01. 2016 - 02. 03. 2016: Lecturer, School of Agriculture, Kundasale.
01. 12. 2014 - 31. 12. 2015 : Assistant Lecturer in Dept. of Agricultural Biology, Faculty of Agriculture, EUSL.

Refereed Journal:

  1. Niranjana R. F. and Komahan D. H. S. 2018. Influence of Biophysical Characteristics of Brinjal Varieties on the Infestation of Brinjal Shoot and Pod Borer (Leucinodes orbonalis guenée), in Batticaloa District, Sri Lanka. Scholars Journal of Agriculture and Veterinary Sciences, 5(10): pp 575-580.

  2. Komahan D. H. S. and Prasannath K. 2018. Response of Selected Tomato Germplasm to Different Seed Treatment Methods (Commercial Bleach; Chlorox® and Commercial Fungicide; Thiram) in Control of Damping-off Disease. Scholars Journal of Agriculture and Veterinary Sciences, Vol 5 (8): pp 430-434.

  3. D. H. S. Komahan and K. Prasannath. 2017. Screening of Tomato (Solanum lycopersicum L.) Varieties against Damping off Disease under the Climatic Conditions of Batticaloa District, Sri Lanka. Scholars Journal of Agriculture and Veterinary Sciences, Vol 4 (7), pp 264-266.

  4. Shanika W. and Prasannath K. 2016. Survey on Diseases of Banana and Their Management in Batticaloa District, Sri Lanka. International Journal of Research and Review, Vol 3 (2), pp 53 – 55.

  5. Karunakaran S., Prasannath K. and Shanika W. 2016. Insecticidal Activity of Plant Powders against Rice Weevil, Sitophilus oryzae L. (Coleoptera: Curculionidae). International Journal of Research, Vol 3 (4), pp 427 – 429.

  6. Premanandarajah P. and Shanika W. 2016. Selection of organic source as a substitute for phosphorus and sulphur and the best combination of poultry manure and single super phosphate combination in relation to groundnut yield. International Journal of Environmental Sciences, Vol 6 (5), pp 851 – 858.

  7. Niranjana R. F., Devi M., Shanika W. and Sridhar. R. P. 2015. Potential use of egg parasitoids, Trichogramma pretiosum Riley and Trichogramma chilonis Ishii against Brinjal shoot and pod borer, Leucinodes orbonalis Guenée. Tropical Agricultural Research, Vol 27 (1), pp 88-94. 

  8. Niranjana R. F., Devi M., Shanika W. and Sridhar. R. P. 2015. Influence of biophysical characteristics of brinjal varieties on the infestation of brinjal shoot and fruit borer, Leucinodes orbonalis Guenée. Journal of the University of Ruhuna, Vol 3 (1), pp 21-28.

  9. Shanika W. and Premanandarajah P. 2015. Nitrogen use efficiency of okra (Abelmoschus esculentus (L.) Moench) in sandy regosol amended with locally available organic manures and urea integrations. Journal of Environment Protection and Sustainable Development, Vol 1 (3), pp 121 – 125.

  10. Premanandarajah P. and Shanika W. 2015. Direct and residual effects of suphur from organic manures and single super phosphate integration on microbial activity in groundnut –sunflower cropping system. Journal of Environment Protection and Sustainable Development, Vol 1 (2), pp 81 – 85.

  11. Shanika W. and Premanandarajah P. 2015. Direct and residual effects of organic manures, urea integrations on okra grown in sandy regosol. International Journal of Environmental Sciences, Vol 5 (5), pp 980 – 987.

 

Presentations at Conferences/ Symposiums:

  1. Komahan D. H. S., Swanepoel Q. M, Barge R., Hape H., Jahufer Z., Sofkova-Bobcheva S. and Kerckhoffs L. H. J. 2019. Towards better New Zealand adapted industrial hemp varieties. Proceedings of Plant Science Central conference, New Zealand Institute of Agricultural and Horticultural Science (NZIAHS), The New Zealand Branch of the International Association of Plant Biotechnology (NZIAPB) and The New Zealand Society of Plant Biologists (NZSPB). 02nd-04th July 2019. p 103.

  2. Premanandarajah. P., Kanimoly. M., Shanika. W. 2016. Direct and residual effects of organic and inorganic sulphur sources on postharvest soil nutrients availability in groundnut-sunflower cropping system. Proceedings of Jaffna University International conference (JUICE 2016), pp 6-10.

  3. Niranjana R. F., Devi M., Shanika W. and Sridhar. R. P. 2015. Parasitism efficiency of Trichogramma embryophagum Htg. against the eggs of Leucinodes orbonalis Guenée. Proceedings of International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna, Sri Lanka. 13th of January 2016. pp 20-22.

  4. Prapagar K., Dasina S. and Shanika W. Effects of different salinity levels of a soil on nutrient availability of manure-amended soil. Proceedings of 5th International Symposium 2015, South Eastern University of Sri Lanka. 07th and 08th December 2015. pp 197 -200.   

  5. Premanandarajah P., Shanika W and Mirthika T. 2015. Impact of leaching with organic amendments on reclamation of saline paddy soil. Proceedings of INWEPF Symposium 2015, INWEPF Secretariat, Sri Lanka in collaboration with Ministry of Irrigation and Water Resource Management, Ministry of Mahaweli Development and Environment and Ministry of Agriculture. 3rd of November 2015.

  6. Kanimoly M., Premanandarajah P and Shanika W. 2015. Impact of partially burnt paddy husk and sulphate of potash on soil pH and available Phosphorous content in saline paddy soil. Proceedings of INWEPF Symposium 2015, INWEPF Secretariat, Sri Lanka in collaboration with Ministry of Irrigation and Water Resource Management, Ministry of Mahaweli Development and Environment and Ministry of Agriculture. 3rd of November 2015.

  7. Shanika W. and Premanandarajah P. 2014. Effect of organic amendments and mineral fertilizer on growth performance and yield of Okra (Abelmoschus esculentus L. Moench) in Sandy regosol. Proceedings of International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhunu, Sri Lanka. 27th November 2014. pp 123-126.

  1. Quantitative plant breeding

  2. Molecular plant breeding

  3. Genetic resources and conservation

  • Principles of Genetics
  • Crop Improvement Technology 

  • Award of PhD scholarship under Accelerating Higher Education Expansion and Development (AHEAD) operation 2018 by World Bank funded Sri Lankan government project.

  1. Member of organizing committee, 2nd International Symposium on Agriculture – 2019, Faculty of Agriculture, Eastern University, Sri Lanka.

  2. Coordinator for the Undergraduate Research Forum, Faculty of Agriculture, Eastern University, Sri Lanka – 2018.

  3. Committee Member, Program Review Committee (Teaching and Learning), Faculty of Agriculture- 2019.

  4. Student Counsellor (2016 – 2018).

  5. Elected member of Faculty Representative of the Lecturers (Probationary) for the Faculty Board of Agriculture, Eastern University, Sri Lanka (2016 - 2018).

  6. Member of organizing committee, 1st International Symposium on Agriculture – 2017, Faculty of Agriculture, Eastern University, Sri Lanka.

  7. Member of the Faculty Level Gender Equity/Equality cell, Faculty of Agriculture, Eastern University, Sri Lanka.

  8. Resource person for the workshops conducted for Advanced Level Technology stream students of Eastern Province held at the Faculty of Agriculture, Eastern University, Sri Lanka in 2016.

 

JoomShaper