Education
Academic Background-
Ph.D. University of Western Australia, Australia Plant Breeding and Genetics | Completed: 1998
Publications (38)
Selected Scholarly Contributions
2026
2025
2025
2025
2024
Evaluating the Impact of Seed Nano-Priming with Green-Synthesized Copper Oxide Nanoparticles Using Mimosa pigra Leaf Extract on the Germination and Seedling Growth of Tomato (Solanum lycopersicum)
2024
Optimizing the Bio-Synthesis of Silver and Ferrous Oxide Nanoparticles Using Marsilea quadrifolia (L.) Leaf Extract
2023
2023
2023
2022
2022
In vitro propagation of Gyrinops walla Gaetner ‘Walla patta’, a vulnerable agarwood producing species in Sri Lanka
2021
2021
2019
2019
A preliminary study on effect of buddhist pirith chanting and pop music on the growth and yield performance in rice (Oryza sativa L.)
2018
Natural and Induced Glufosinate-resistance in selected Rice (Oryza sativa L.) Varieties in Sri Lanka
2018
Screening of sri lankan rice (Oryza sativa l.) landraces for drought tolerance.
Dr. Shyama Ranjani Weerakoon
2017
Developing herbicide resistant Sri-lankan rice (Oryza sativa L.) varieties: An application of Self Organizing Map.
Dr. Shyama Ranjani Weerakoon
2017
Distribution patterns and genetic relationships of weedy rice (Oryza sativa f. spontanea) populations in different climatic zones in Sri Lanka.
Dr. Shyama Ranjani Weerakoon
2016
Impacts of recent and anticipated changes in atmospheric CO2 concentrations on growth performance of Weedy Rice (Oryza sativa f. Spontanea) bio-types in Sri Lanka.
Dr. Shyama Ranjani Weerakoon
2016
The ecological provenance of phenotypic and genotypic variation in mustard [Brassica juncea (L.) Czern. Coss.] accessions in Sri Lanka.
Dr. Shyama Ranjani Weerakoon
2016
Induction of Herbicide resistance via seed-derived rice (Oryza sativa) calli.
Dr. Shyama Ranjani Weerakoon
2016
Antioxidant Properties of Leaf, Twig and Calli Extracts of Neolamarckia cadamba (Roxb.) Bosser in Sri Lanka
Dr. Shyama Ranjani Weerakoon
2016
Molecular and agro-morphological differences among traditional rice variety pachchaperumal and closely related weedy rice eco-types in sri lanka.
Dr. Shyama Ranjani Weerakoon
2015
Introducing herbicide resistant crops to sri lanka: A review.
Dr. Shyama Ranjani Weerakoon
2014
Salient characters of weedy rice (oryza sativa f. spontanea) populations in highly infested areas in sri lanka.
Dr. Shyama Ranjani Weerakoon
2014
Natural herbicide resistance (hr) to broad-spectrum herbicide, glyphosate among traditional and inbred-cultivated rice (oryza sativa l.) varieties in sri lanka.
Dr. Shyama Ranjani Weerakoon
2013
Agronomic Potential of Lupin (Lupinus spp.) in Sri Lanka as an Alternative Crop: Growth and Yield Performance in Different Agro-ecological Regions
Dr. Shyama Ranjani Weerakoon
2013
Morphological variation in offspring derived from single panicle of weedy rice.
Dr. Shyama Ranjani Weerakoon
2012
Producing inter-specific hybrids between brassica juncea (l.) czern & coss and b. Oleracea (l.) to synthesize trigenomic (abc) Brassica.
Dr. Shyama Ranjani Weerakoon
2011
Seasonal variation of growth and yield performance of mustard (Brassica juncea (L.) Czern & Coss) genotypes in Sri Lanka.
Dr. Shyama Ranjani Weerakoon
2011
Changes in the fatty acids in seeds of interspecific hybrids between Brassica napus and Brassica juncea.
Dr. Shyama Ranjani Weerakoon
2011
Agro-morphological characterization and relationships amoung mustard germplasm (Brassica juncea [L.] Czern & Coss) in Sri Lanka: A classification tree approach.
Dr. Shyama Ranjani Weerakoon
2010
Phytoextractive potential among mustard ( Brassica juncea ) genotypes in Sri Lanka.
Dr. Shyama Ranjani Weerakoon
2009
Variability of fatty acid composition in interspecific hybrids of mustard brassica juncea and brassica napus.
Dr. Shyama Ranjani Weerakoon
2006
Prior learning experience and student performance in distance education : A cross sectional survey on B.Sc. students at Ousl.
Dr. Shyama Ranjani Weerakoon
2005
Penicillium purpurogenum on fruits of Averrhoa bilimbi in Sri Lanka.
Dr. Shyama Ranjani Weerakoon
1994