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Browsing Ruhuna International Science and Technology Conference by Author

Browsing Ruhuna International Science and Technology Conference by Author "Abeysinghe, P.D."

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Antioxidant activity of Sri Lankan black tea measured by ABTS, FRAP and ORAC assays

Erandika, T.M.; Abeysinghe, P.D.; Ranasinghe, P.; White, Alex; Jayasekara, L.A.L.W.; Pathirana, R.N.; Abeysinghe, S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2015-01-22)

Tea (Camellia sinensis) is a common beverage possessing lots of health benefit properties such as antimicrobial, antioxidant and anticancer potential etc. Antioxidants have gained great attention because of the importance ...
Assessment of different inoculation methods for early screening of irradiated Kolikuttu banana for Fusarium Wilt

Shirani, D.A.; Niroshani, K.A.C.; Abeysinghe, S.; Abeysinghe, P.D. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)

Fusarium wilt caused by Fusarium oxysporum f.sp. cubense (Foc) is a major threat for commercial cultivation of kolikuttu (AAB; silk) banana. Banana plants can be screened to identify resistant/less susceptible plants for ...
Can leaf micromorphology and foliar anatomy be used to identify cinnamon species in Sri Lanka?

Abeysinghe, P.D. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2024-01-24)

There are eight Cinnamomum species and C. zeylanicum is one of the most economically important spice crops, bringing a considerable amount of foreign currency to the country. Flowering time varies among the species and ...
Comparison of anatomical characters of flower colour morphs of Calotropis gigantea (L) found in Sri Lanka

Sakunthala, W.G.P.; Abeysinghe, P.D. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2019-01-30)

The flowering shrub Calotropis gigantea (L.) R. Br. (Family Apocynaceae) which is commonly known as giant milk weed or crown flower is a very common plant in tropical, sub-tropical and Arabic countries. It is a medicinally ...
Effect of BAP and coconut water on growth and multiplication of immature male flowers of kolikuttu banana (AAB) variety ‘Agra’

Shirani, D.A.; Wijithasiri, P.M.D.I.; Amarasekara, D.A.B.N.; Abeysinghe, P.D. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2020-01-22)

Shoot tip culture is the most common technique in in-vitro clonal propagation of banana. Male buds, immature hands and male flowers can also be used as explants for micropropagation. However, the plants produced using these ...
Evaluation of antibacterial activity of Sequential Soxhlet extracts of three types of Sri Lankan tea using the broth microdilution assay

Erandika, T.M.; Abeysinghe, P.D.; Pathirana, R.N.; Abeysinghe, S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2016-01-28)

Tea is a beverage with medicinal properties, produced from the immature leaves of Camellia sinensis. Tea is categorized into black and green tea depending on whether it undergoes fermentation or not. Tea waste is ...
Genetic diversity of Calotropis gigantea (L.) R. Br. with RAPD markers: Taxonomic implication

Sakunthala, W.G.P.; Abeysinghe, P.D.; Withanage, S.P. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2023-01-18)

Calotropis gigantea (L.) R. Br. (Asclepiadaceae) is a beneficial plant as a source of pharmaceutically active substances, commercially important fibers, etc. It plays an important role, both biologically and ecologically. ...
Identification of high yielding genotypes of rubber (Hevea brasiliensis) at the early stage of their breeding cycle using rubber elongation factor (Ref) gene and promoter

Gamage, N.S.; Abeysinghe, P.D.; Withanage, S.P. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2019-01-30)

Hevea brasiliensis (Willd. ex A. Juss.) Muell. Arg. is the main species producing natural rubber, which is an important industrial raw material. Rubber Elongation Factor (Ref) is a major protein, which involves in ...
In vitro induced mutagenesis in the calli derived from Black gold Snake plant

Kulathunge, W.G.C.D.K; Chathuranga, H.L.T.S; Abeysinghe, P.D.; De Silva, S.Y.S.D. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2022-01-19)

Sansevieria trifasciata is widely used as an ornamental due to diverse color combinations and variegation patterns. To cope up with the growing demand, it is commercially important to develop promising varieties with ...
In-vitro screening of ethyl methanesulfonate (EMS) treated shoot tips of banana for Fusarium wilt using crude culture filtrates of different Fusarium oxysporum isolates

Shirani, D.A.; Niroshani, K.A.C.; Abeysinghe, P.D.; Abeysinghe, S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2018-02-15)

Fusarium wilt is the most serious threat to commercial cultivation of many banana varieties including Kolikuttu; a variety with high consumer demand in Sri Lanka. The improvement of banana through conventional methods is ...
In-vitro screening of ethyl methanesulfonate (EMS) treated shoot tips of banana for fusarium wilt using fungal cocultivation

Shirani, D.A.; Niroshani, K.A.C.; Abeysinghe, P.D.; Abeysinghe, S. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2019-01-30)

Induced mutation in conjunction with in-vitro culture increases the effectiveness of mutation induction through handling large populations. It facilitates in-vitro screening conditions against targeted disease and ...
Morphological, Anatomical and Biochemical Characterization of Salacia reticulata and Salacia oblonga

Darshani, A.D.S.; Abeysinghe, P.D.; Marasinghe, P. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2016-01-28)

The genus Salacia belongs to family Hippocrateaceae and consists of climbing woody plants. S. reticulata plays a significant role in Ayurveda medicine due to their anti-diabetic properties. However, due to depletion/overuse ...
Optimization of in vitro micropropagation protocol for Aloe variegata

Jayathilaka, K.M.D.S.S; Chathuranga, H.L.T.S.; Abeysinghe, P.D.; Hemamali, K.K.G.U. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2022-01-19)

Aloe variegata is distinctive ornamental succulent plant which is commercially important both in local and export markets. Poor regeneration with abnormal organs and hyperhydricity are the associated problems in in vitro ...
Phytochemical screening and bacteriological assay of tea samples from upcountry and low country Sri Lanka

Jayasinghe, S.K.; Jayasinghe, J.A.U.I.; Nusra, A.A.F.; Sandani, H.B.P.; Abeysinghe, P.D.; Pathirana, R.N. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2014-01-22)

Tea is one of the most important industries which significantly contribute to the gross national product (GNP) of Sri Lanka. In order to investigate the health effects of drinking of Sri Lankan black tea samples, ...
Preliminary stem anatomy of the genus Cinnamomum found in Sri Lanka

Ranawaka, M.S.N.; Abeysinghe, P.D. (Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2018-02-15)

Anatomical characters of the stem of Sri Lankan species of Cinnamomum C. capparu coronde , C. citriodorum , C. dubium , C. litsiaefolium , C. ovalifolium , C. rivulorum C. sinharajensis and C. verum ) were examined for ...

Browsing Ruhuna International Science and Technology Conference by Author "Abeysinghe, P.D."

Browsing Ruhuna International Science and Technology Conference by Author "Abeysinghe, P.D."

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