1. Amarasekera, A. S., Weerasena, O. V. D. S. J. and Dahanayake, S. R. (1994). Constituents of Vernonia zeylanica. FitoterapiaLXV No. 5: 447.
2. Dahanayake, S. R. and Galwey, N. W. (1998). Effects of interactions between low and high temperature treatments of flowering of spring rape (Brassica napus ‘Annua’). of Botany81: 609-617.
3. Dahanayake, S. R. (1998). Genetics and Physiology of the vernalization process of Spring rape (Brassica napus var. annua). PhD Thesis, University of Western Australia.
4. Dahanayake, S. R. and Galwey, N. W. (1999). Diallel analysis of vernalization responses in spring rape (Brassica napus) : a basis for adaptation to a mediterranean environment. Aust. J. Agric. Res. 50 : 1417-23.
5. Dahanayake, S. R. and Galwey, N. W. (1999). Effects of interactions between low-temperature treatments, gibberellin (GA3) and photoperiod on flowering and stem height of spring rape (Brassica napus annua). Ann. of Botany. 84 : 321-327.
6. Yan, G., Nelson, M., Pradhan, A., Mason, A., Weerakoon, S. R., Si, P., Plummer, J. and Cowling, W. (2009). Progress towards the creation of trigenomichexaploid populations. SABRAO Journal of BREEDING and GENETICS 41: Special Supplement, pp. NA.
7. Weerakoon, S. R. and Iqbal , M. C. M. (2009). Production of Interspecific Hybrids to improve fatty acid profile of mustard (Brassica juncea L.) germplasm in Sri Lanka. SABRAO Journal of BREEDING and GENETICS41: Special Supplement, pp. NA
8. Weerakoon, S. R., Weerasena, O. V. D. S. J., Peiris, P. K. D and Somaratne, S. (2010). Assessment of Genetic Variation within Mustard (Brassica juncea (L.) Czern&Coss) Germplasm in Sri Lanka using Fluorescent-based Amplified Fragment Length Polymorphic DNA Markers. International Journal of Biochemistry and Biotechnology, 6 (No. 5): 757-768.
9. Weerakoon, S. R. and Somaratne, S. (2013). Agronomic Potential of Lupin (Lupinus spp.) in Sri Lanka as an Alternative Crop: Growth and Yield Performance in different Agro- Ecological Regions. Asian Journal of Agricultural Research, 7: 1-14.
10. Iqbal, M. C. M., Weerakoon, S. R., Geethanjalie, H. D. N.., Peiris, P. K. D. and Weerasena, O. V. D. S. J. (2011). Changes in the fatty acids in seeds of inter-specific hybrids between Brassica napus and Brassica juncea. Journal of Crop & Pasture Science, 62: 390-395.
11. Weerakoon, S. R., Somaratne, S., Wijeratne, R. G. D. and Ekanayaka, E. M. S. I. (2013). Natural Herbicide Resistance (HR) to Broad-spectrum Herbicide, Glyphosate among Traditional and Inbred-cultivated Rice (Oryza sativa) varieties in Sri Lanka. PakistanJournal of Biological Sciences. 16 (16): 796-803.
12. Karunaratne, K. D. K., Weerakoon, S. R., Somaratne, S. and Weerasena, O. V. D. S. J. (2015). Molecular and Agro-Morphological Differences among Traditional Rice variety “PACHCHAPERUMAL” and closely related Weedy rice Eco-types in Sri Lanka.International Journal of TropicalAgriculture, 33: 3315-3322.
13. DonPaul, A. M., Weerakoon, S. R. and Somaratne, S. (2016). Antioxident properties of Leaf, Twig and Calli extracts of Neolamarckiacadamba (Roxb.) Bosser in Sri Lanka. Research Journal of Medicinal Plants,DOI: 10.3923/rjmp.2016.314-319.
14. Ekanayaka, E. M. S. I., Weerakoon, S. R., Silva, T. D. and Somaratne, S. (2016). Induction of Herbicide resistance via seed-derived rice (Oryza sativa) calli. IRA-International Journal of Applied Sciences, Vol. 3(3). doi:http://dx.doi.org/10.21013/jas.v3.n3.p15. (2016).
15. Weerakoon, S.R., Somaratne, S., Peiris, P.K.D. and Weerasena, O.V.D.S.J. (2016). The ecological provenance of phenotypic and genotypic variation in mustard [Brassica juncea (L.) Czern. &Coss.] accessions in Sri Lanka. Acta Hortic. 1127, 503-504.DOI: 10.17660/ActaHortic.2016.1127.79.https://doi.org/10.17660/ActaHortic.2016.1127.79
16. Weerakoon, S. R. and Somaratne, S. (2016) Impacts of recent and anticipated changes in atmospheric CO2 concentrations on growth performance of Weedy Rice (Oryza sativa spontanea) bio-types in Sri Lanka. International Journal of Current Research. Vol. 8, Issue 12: 43371-43376.
17. Karunaratne, K. D. K., Weerakoon, S. R., Somaratne, S. and Weerasena, O. V. D. S. J. (2016). Distribution Patterns and Genetic relationships of weedy rice (Oryza sativa spontaneae) populations in different climatic zones in Sri Lanka. . International Journal of Current Research. Vol. 8, Issue 12: 42777-42783.
18. Ekanayake, E. M. S., Weerakoon, S. R., Somaratne, S. and Weerasena, O. V. D. S. J. (2017). Developing Herbicide Resistant Sri Lankan rice (Oryza sativa L.) varieties: An Application of Self Organizing MAP. Journal: of Information Processing in Agriculture. http://dx.doi.org/10.1016/j.inpa 2017.02.002
19. Munasinghe, S.P., Weerakoon, S.R., Somaratne, S., Ranasinghe, C. (2017). An Efficient Callus Induction Protocol for GyrinopswallaGaetner ‘Walla patta’, a commercially important Agarwood species in Sri Lanka. ScholarsJournal of Research in Agriculture and Biology, 2(2): 96-102
20. Ekanayaka, E. M. S., Weerakoon, S.R., Somarathne, S., Weerasena, O.V.D.S.J., Silva, T.D. (2017). In vivo and in vitro application of chemical mutagen-EMS to induce herbicide resistance in Sri Lankan rice (Oryza sativa L.) varieties. Scholars Journal of Research in Agriculture and Biology, 2(2): 108-114.
21. Lakshika, R. A. D. D., Ekanayake, E. M. S. I. Ekanayake, Weerakoon, S. R. and Somaratne, S. (2017). Natural Resistance to Broad-Spectrum Herbicides; Glyphosate and Glufosinate by Sri Lankan Rice (Oryza sativa L.) Varieties. Journal of Plant Physiology & Pathology (December 2017 Issue
22. Weerakoon, Shyama R., Somaratne, Seneviratnage, Ekanayaka, E. M. Sachini, I. and Munasinghe, Sachithri (2018). Natural Resistance of Sri Lankan Rice (Oryza sativa L.) Varieties to Broad-Spectrum Herbicides (Glyphosate and Glufosinate).Farooq Shah Abdul, Zafar Khan Abdul and Amjad Iqbal Abdul (eds.), Rice Crop – Current Developments (pp. 193-210). ISBN: 978-1-78923-601-9 Print ISBN: 978-1-78923-600-2. DOI: 10.5772/intechopen.69831
23. Gunarathne V., Mayakaduwa S., Ashiq A., Weerakoon S. R., Biswas J. K. and Vithanage M. (2018) Transgenic Plants: Benefits, Applications, and Potential Risks in Phytoremediation. Majeti Narasimha Vara Prasad (eds.), Transgenic Plant Technology for Remediation of Toxic Metals and Metalloids (pp. 89-99). ISBN: 978-0-12-814389-6. ELSEVIER, Academic Press Publications, UK
24. Munasinghe, S. P., Somaratne, S., Weerakoon, S. R. and Ranasinghe, C. (2020). Prediction of chemical composition for callus production in GyrinopswallaGaetner through machine learning. Information Processing in Agriculture, 7 (4), 511-522.
25. Somaratne, S. and Weerakoon, S. R. (2020). Development of a Diversity Panel for Traditional Rice (Oryza sativa L.) accessions/varieties in Sri Lanka (2020). International Journal of Multidisciplinary Research and Analysis. 3 (12), 260-268. DOI: 10.47191/ijmra/v3-i12-01
26. Munasinghe, D. S. P., Weerakoon, S. R., and Somaratne, S. (2020). Biological responses of Sri Lankan rice (Oryza sativa L.) varieties to rhythmic sound patterns (music and religious chants). NUSANTARA BIOSCIENCE, 12 (2), 154-161. DOI: 10.13057/nusbiosci/n120211.
27. Weerakoon, S.R. and Somaratne S. (2020) Herbicide Resistance in Sri Lankan Rice (Oryza sativa L.) Varieties: A Molecular Approach. International Journal of Agriculture Sciences, 12 (23), 10446-10450.
28. Weerakoon, S. R. and Somaratne, S. (2021). Development of a core collection from Sri Lankan traditional rice (Oryza sativa) varieties for phenotypic and genetic diversity. NUSANTARA BIOSCIENCE, 13:61-68.
29. Weerakoon, S. R. and Somaratne, s. (2021). Genetic diversity of weedy rice (Oryza sativa f. spontanea) populations in Sri Lanka: An application of Self Organizing Map (SOM). Asian Journal of Agriculture, 5 (1).DOI https://doi.org/10.13057/asianjagric/g050106.
30. Munasinghe, D. S. P., Somaratne, S., Weerakoon, S. R. and Ranasinghe, C. (2021). In vitro production of sesquiterpenes by electro-elicitation in Gyrinops walla Gaetner calli and cell suspension cultures. The EuroBiotech Journal, 5 (2), 70-78.
31. Sandanayake, C. L. T., Weerakoon, S. R., Karthykeyan, N. and Somaratne, S. (2022). Yield performances
of rice varieties (Oryza sativa) under nano-CuO and nano-ZnO micronutrient fertilizers
NUSANTARA BIOSCIENCE, 14 (1): 95-103
- Munasinghe, D S. P., Somaratne, S., Weerakoon, S. R. and Ranasinghe, C. (2022). Application of path
modelling to identify causal relationships of in vitro production of sesquiterpenes in Gyrinops walla Gaetner.
Journal of Research and Multidisciplinary, (2): 584-601.
33 Sandanayake, C. L. T. and Weerakoon, S. R. (2022). The impact of nano-ZnO micronutrient fertilizer on
growth and yield parameters of commercially cultivated traditional rice varieties (Oryza sativa L.) in Sri Lanka. Journal of North American Academic Research (Accepted).
34. Dahanayake, S. R. and Wijesundera R. L. C. (1994). Penicillium purpurogenum on fruits of Averrhoa bilimbi. Sri Lanka. Nat. Sci. Coun. Sri Lanka22 (1): 23-24.
35. Pathirana, P. S. K., Weerakoon, S. R. and Somaratne, S. (2005). Prior learning experience and student performance in distance education : A cross sectional survey on B.Sc. students at OUSL. VISTAS (Journal of Humanities, Social Sciences and Education) 3 : 31-48.
36. Iqbal, M.C.M., Weerakoon S. R. and Peiris, P.K.D. (2006). Variability of fatty acid composition in interspecific hybrids of mustard Brassica juncea and Brassica napus. Ceylon Journal of Science (Bio. Sci.)35(1) : 17-23.
37. Weerakoon, S. R.and Somaratne, S. (2009). Phytoextractive potential among mustard (Brassica juncea) genotypes in Sri Lanka. Ceylon Journal of Science (Bio. Sci.)38 (2) : 39-47.
38. Weerakoon, S. R.and Somaratne, S. (2011). Seasonal variation of growth and yield performance of mustard (Brassica juncea (L.) Czern&Coss) genotypes in Sri Lanka. Journal of Agricultural sciences, 6 (1): 1-15.
39. Weerakoon, S. R.and Somaratne, S. (2010). Agro-Morphological characterization and relationships among mustard germplasm (Brassica juncea {L.) Czern&Coss) in Sri Lanka: A Classification Tree Approach. Journal of Agricultural sciences, 5 (2): 89-97.
40. Weerakoon, S. R. (2011). Producing inter-specific hybrids between Brassica juncea (L.) Czern&Coss and B.oleracea (L.) to synthesize trigenomic (ABC) BrassicaJournal of Science, University of Kelaniya, 6 : 13-34.
41. Abeysekera, A. S. K., Weerakoon, S. R., Karunaratne, D. K. and Johnson, D. E. (2012). Morphological variation in offspring derived from single panicle of weedy rice. Annals of Sri Lanka Department of Agriculture (ASDA). 14: 1-9.
42. Somaratne, S., Karunarathna, K. D. K., Weerakoon, S. R. and Abeysekera, S. K. (2014). Salient characters of Weedy rice (Oryza sativa f. spontanea) populations in highly infested areas in Sri Lanka. Ruhuna Journal of Science, Vol.. 5: 31-36
43. Weerakoon, S. R. (2014). Introducing Herbicide Resistant Crops to Sri Lanka: A Review. OUSL Journal, Vol. 7: 52-71
44. Munasinghe, S. P. Somaratne, S. and Weerakoon, S. R. (2017). Screening of Sri Lankan Rice (Oryza sativa L.) Landraces for Drought tolerance. Tropical Agricultural Research, 28 (2), 183-191.
45. Karunarathna, K, D. K., Weerakoon, S. R. and Somaratne, S. (2017). Density Dependent Competitive Interactions between Weedy Rice (Oryza sativa f. spontaneae) and Cultivated rice (Bg379-2) in Sri Lanka. International Journal of Multidisciplinary Studies, University of Sri Jayewardenepura, Sri Lanka. Vol. 04 (01): 59-67.
46. Munasinghe, D. S. P., Liyanage, K. C. M., Weerakoon, S. R., Somaratne, S. and Dissanayake, D. M. L. C. (2018). A preliminary study on effect of buddhistpirith chanting and pop music on the growth and yield performance in rice (Oryza sativaL.). Sri Lankan Journal of Biology. Vol. 3 (Issue 1): 44-51. DOI: http://doi.org/10.4038/sljb.v3i1.17
47. Somaratne, S. and Weerakoon, S. R. (2018). Neglected Grasses in the Wetlands of Sri Lanka: Wild Rice. Wetlands Sri Lanka, Vol. 4: 17-31.
48. Lakshika, R. A. D. D., Munasinghe, D. S. P., Weerakoon, S. R. and Somaratne, S. (2019). Natural and Induced Glufosinate-resistance in selected rice (Oryza sativa L.) varieties in Sri Lanka. Journal of Agricultural Sciences-Sri Lanka, Vol. 14, No. 1: 17-33.
49. D.M.L.C. Dissanayaka, N. Nilakarawasam, S. Somaratne, S.R. Weerakoon, C. Ranasinghe (2019). Effect of Phyllanthus maderaspatensis L. crude methanolic extract on diet induced hypercholesterolemia in Wistar albino rats (Mus norvegicus albinus). Ceylon Journal of Science, Vol. 48 (3): 285-291.
50. Somaratne, S., Weerakoon, S. R., Karthikeyan, N., Munasinghe, D. S. P. and Widanapathirane, K. N. (2021). The impact of nano-ZnO foliar fertilizer on growth and yield of cultivated rice (Oryzasativa L.) varieties in Sri Lanka. Ceylon Journal of Science, Vo. 50 (2) 2021: 109-119 DOI: http://doi.org/10.4038/cjs.v50i2.7872
51. Munasinghe, S.P., Somaratne, S., Weerakoon, S.R., Ranasinghe, C. (2021). In vitro propagation of Gyrinops walla Gaetner ‘Walla patta’, a vulnerable agarwood producing species in Sri Lanka. Sri Lankan J. Biol. 2021, 6 (2): 14-19. DOI: http://doi.org/10.4038/sljb.v6i2.82.
52. Weerakoon, S. R. (2022). Neglected wild rice (Oryza spp.) in Sri Lanka. International Journal of Life Science and Agriculture Research, Vol. 1 No.2.http://ijlsar.org/index.php/ijlsar/article/view/17
53.Sandanayake, C. L. T., Weerakoon, S. R., Karthykeyan, N. and Somaratne, S. (2022). Yield performances of rice varieties (Oryza sativa) under nano-CuO and nano-ZnO micronutrient fertilizers. NUSANTARA BIOSCIENCE, 14 (1): 95-103.
54.Munasinghe, D S. P., Somaratne, S, Weerakoon, S. R. and Ranasinghe, C. (2022). Application of path modelling to identify causal relationships of in vitro production of sesquiterpenes in Gyrinops walla Gaetner. Journal of Research and Multidisciplinary (2): 584-601.
55.Sandanayake, C. L. T. and Weerakoon, S. R. (2022). The impact of nano-ZnO micronutrient fertilizer on growth and yield parameters of commercially cultivated traditional rice varieties (Oryza sativa L.) in Sri Lanka. Journal of North American Academic Research 5 (10): 43-53.
56.Weerakoon, S. R. (2022). Neglected wild rice (Oryza spp.) in Sri Lanka. International Journal of Life Science and Agriculture Research, 1(2). http://ijlsar.org/index.php/ijlsar/article/view/17.
57.Weeraoon S. R. (2022). Transgenic Plants: Applications and Benefits. BIO NEWS – Quarterly e-newsletter of the Institute of Biology, 2(4): 4-7.