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Rathnayaka Mudiyanselage Dharmadasa

Observed names: R. M. Dharmadasa, R.M Dharmadasa, R.M. DHARMADASA, R.M. Dharmadasa, RA Dharmadasa, RM Dharmadasa, Rathnayake Mudiyanselage Dharmadasa
ORCID: 0000-0001-5274-6312
Observed ORCID: 0000-0001-5274-6312
OpenAlex ID: A5023676821
Global Perspective of Plant-Based Cosmetic Industry and Possible Contribution of Sri Lanka to the Development of Herbal Cosmetics
2022 · Dehel Gamage Nadeeshani Dilhara Gamage, Rathnayaka Mudiyanselage Dharmadasa, et al. · Evidence-based Complementary and Alternative Medicine · 71
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Ethnopharmacological survey on medicinal plants used in snakebite treatments in Western and Sabaragamuwa provinces in Sri Lanka
2015 · R.M. Dharmadasa, G.C. Akalanka, et al. · Journal of Ethnopharmacology · 67
Determination of phenolic contents and antioxidant capacity of different parts of Withania somnifera (L.) Dunal. from three different growth stages
2013 · I.D.N.S. Fernando, D.C. Abeysinghe, et al. · Industrial Crops and Products · 63
Screening of phytochemical, physico-chemical and bioactivity of different parts of Acmella oleraceae Murr. (Asteraceae), a natural remedy for toothache
2013 · G.R.P.I. Abeysiri, R.M. Dharmadasa, et al. · Industrial Crops and Products · 61
A survey on medicinal materials used in traditional systems of medicine in Sri Lanka
2014 · T.N.M. Kankanamalage, R.M. Dharmadasa, et al. · Journal of Ethnopharmacology · 54
Accumulation of heavy metals in grape fruit, leaves, soil and water: A study of influential factors and evaluating ecological risks in Jaffna, Sri Lanka
2021 · Subramaniam Prabagar, Rathnayake Mudiyanselage Dharmadasa, et al. · Environmental and Sustainability Indicators · 41
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Ethnopharmacological Survey on Medicinal Plants Used for Cosmetic Treatments in Traditional and Ayurveda Systems of Medicine in Sri Lanka
2021 · Dehel Gamage Nadeeshani Dilhara Gamage, Rathnayaka Mudiyanselage Dharmadasa, et al. · Evidence-based Complementary and Alternative Medicine · 29
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Distribution Of Withaferin A, an Anticancer Potential Agent, In Different Parts of Two Varieties of Withania somnifera (L.) Dunal. Grown in Sri Lanka
2013 · A.S. Siriwardan, R.M. Dharmadasa, et al. · Pakistan Journal of Biological Sciences · 26
Secondary Metabolites Contents and Antioxidant Capacities of Acmella Oleraceae Grown under Different Growing Systems
2014 · D.C. Abeysinghe, S.M.N.K. Wijerathne, et al. · World Journal of Agricultural Research · 24
Comparative Pharmacognostic Evaluation of Munronia Pinnata (Wall.) Theob. (Meliaceae) and Its Substitute Andrographis paniculata (Burm.f.) Wall. Ex Nees (Acanthaceae)
2013 · R.M. Dharmadasa, K. Samarasinghe, et al. · World Journal of Agricultural Research · 16
Standardization of Gyrinops Walla Gaertn. (Thymalaeaceae): Newly Discovered, Fragrant Industrial Potential, Endemic Plant from Sri Lanka
2013 · R.M. Dharmadasa, A. J. M. C. M. Siriwardana, et al. · World Journal of Agricultural Research · 15
Emerging Herbal Cosmetic Production in Sri Lanka: Identifying Possible Interventions for the Development of the Herbal Cosmetic Industry
2021 · Dehel Gamage Nadeeshani Dilhara Gamage, Rathnayaka Mudiyanselage Dharmadasa, et al. · Scientifica · 13
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Geographical distribution and conservation of a rare medicinal plant Munronia pinnata (Wall.) Theob. (Meliaceae) in Sri Lanka
1970 · R. M. Dharmadasa, P. L. Hettiarachchi, et al. · Bangladesh Journal of Plant Taxonomy · 12
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Changes of physicochemical parameters, bioactive compounds & antioxidant capacity of four different cultivars of Punica granatum (L.) at four distinct maturity stages
2024 · P.S.I.U. Jayarathne, R.M. Dharmadasa, et al. · Food Chemistry Advances · 11
Comparison of Phytochemicals Antioxidant Activity and Essential Oil Content of Pimenta dioica (L.) Merr. (Myrtaceae) with Four Selected Spice Crop Species
2016 · E.J.S. De Soysa, Don C. Abeysinghe, et al. · World Journal of Agricultural Research · 9
Pharmacognostical investigation of Plectranthus hadiensis (Forssk.) Schweinf. ex Sprenger. and Plectranthus amboinicus (Lour.) Spreng
2014 · R. Muthukumarana, R.M. Dharmadasa · World Journal of Agricultural Research · 9
Investigation of Plumbagin Content in Plumbago indica Linn. Grown under Different Growing Systems
2011 · R.D.K. Lenora, R.M. Dharmadasa, et al. · Pharmacologia · 9
In vitro antioxidant activity and antidiabetic potential of five spiral ginger (Costus speciosus (J. Koenig) Sm.) populations available in Sri Lanka
2023 · Yasara Kavindi Kodagoda, Chamila Vinodanee Liyanage Jayasinghe, et al. · Journal of Agriculture and Food Research · 8
Selection of Superior Quality Annona Species by Means of Bioactive Compounds and Antioxidant Capacity
2020 · Dilrukshi M.K.D.T, R.M. Dharmadasa, et al. · World Journal of Agricultural Research · 7
Phytochemical Distribution and Bioactivity of Different Parts and Leaf Positions of Pimenta Dioica (L.) Merr (Myrtaceae)
2016 · P.B.C. Panawala, Don C. Abeysinghe, et al. · World Journal of Agricultural Research · 7
Cytotoxcity and in vivo Antimalarial Activity of Aqueous Whole Plant Extract of Munronia pinnata (Wall.) Theob. (Meliaceae) in Mice
2012 · R.M. Dharmadasa, G.A.S. Premakumar, et al. · Research Journal of Medicinal Plant · 7
Effect of Drying Methods and Type of Packaging Materials on Phytochemical Content and Total Antioxidant Capacity of Five Medicinal Plants with Cosmetic Potential over Three Months Storage at Ambient Temperature
2021 · DGND Gamage, RM Dharmadasa, et al. · World Journal of Agricultural Research · 6
Determination of Optimum Maturity Stage for Ocimum sanctum L. Grown under Different Growing Systems in Terms of Therapeutically Active Secondary Metabolites
2014 · K.W. ABEYWARDHANA, D.C. ABEYSINGHE, et al. · World Journal of Agricultural Research · 6
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Natural Antidiabetic Potential of Salacia chinensis L. (Celastraceae) Based on Morphological, Phytochemical, Physico-chemical and Bioactivity: A Promising Alternative for Salacia reticulata Thw
2016 · Keeragalaarachchi K.A.G.P., R.M. Dharmadasa, et al. · World Journal of Agricultural Research · 5
Screening of Two Ocimum tenuiflorum L. (Lamiaceae) Morphotypes for their Morphological Characters, Essential Oil Composition and Fruit Fly Attractant Ability
2015 · R.M. Dharmadasa, D.A.S. Siriwardhane, et al. · World Journal of Agricultural Research · 5
Works count: 54
Citation count: 622
H-index: 12
I10-index: 14
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