Browsing Botany by Title

Now showing items 1-20 of 56

24-hour urine composition of Sri Lankan adults and their response to 100 mg dihydrochlorothiazide

Vinayagamoorthy, T (1980)

In the present study, 205 'normal hospitalised subjects' in the age group 16-60 years were included in a clinical trial to estimate the 24-hour urinary composition. Their response to 100 mg dihydrochlorothiazide was also ...
Antifungal Activity of Some Plant Extracts Against Decay Fungi From Palmyrah Leaf Handicrafts

Subajini Mahilrajan. Jeyarani Nandakumar.; Robika Kailayalingam. Nilushiny Aloysius.; Manoharan. SriThayalan SriVijeindran. (Jaffna University International Research Conference, 2014)

Fungi associated with decaying handicrafts made from palmyrah leaf were isolated from two different sites of the Jaffna peninsula and characterized as Aspergillus niger, Aspergillus flavus and Penicillium sp. These were ...
Antimicrobial Activity of Leaf and Bark Extracts of Cassia fistula

Prabagar, S.; Nanthakumar, J.; Thuraisingam, S.; Prabagar, J. (Research gate, 2020)

Cassia fistula L is a medium sized tree and its parts are used in folk medicines for bacterial and fungal diseases. Aqueous extraction of plant materials such as leaf and bark were investigated for anti-microbial property ...
Aspergillus rot of ripe mangoes ( Mangifera indica L.) var. Ambalavi, Willard and Karuthakolumban

Krishnapillai, N.; Vijayakumaran, W.R.S. (Journal of the National Science Foundation of Sri Lanka, 2012-11-19)

Karuthakolumban, Willard and Ambalavi are considered the desirable dessert mango varieties in Jaffna. These varieties are, in general, grown in home gardens. Postharvest losses of mangoes are high in Jaffna due to two major ...
Bioactivity of some Macro Algae Present in the Coastal Areas of Northern Sri Lanka

Jeyaseelan, E.C.; Kothai, S.; Kavitha, R.; Thavaranjit, A.C. (JUICE- 2012 University of Jaffna, 2012-07-20)

Northern coastal area of Sri Lanka is a unique marine habitat with huge variety of algae. The present study was aimed to explore bioactive potential of some macro algae present in this region. The brown algae, Sargassum ...
Bioconversion of Fruit Wastes of Papaya, Watermelon, and Banana into Single Cell Protein Production

Thiviya, P.; Kapilan, R.; Madhujith, T. (Tropical Agricultural Research, 2021)

A large quantity of fruit waste is generated in the country which goes into waste creating a number of environmental issues. This fruit waste can effectively be utilized as a substrate to produce single cell proteins. ...
Bioethanol Production from Coconut Fiber Wastes using Saccharomyces Cerevisiae

Ilangarathna, D.A.; Kapilan, R. (Vingnanam Journal of Science, 2022)

The principal energy source of the globe at present is non-renewable fossil fuels. With the arising of global dilemmas, the human population demands new energy sources. Coconut palm wastes have been identified as an ...
Bioethanol production from Palmyrah (Borassus flabellifer) wastes using yeast

Christy, E.J.S.B.A.; Mahilrajan, S.; Chandrasena, G.; Kapilan, R. (Sci.Foundation Sri Lanka, 2022)

This study describes bioethanol production from palmyrah (Borassus flabellifer L.) waste using yeast and optimization of fermentation conditions to increase the yield. When subjected to different pre-treatment conditions ...
Biofertilizers: An Emerging Trend in Agricultural Sustainability

Yapa, N.; Lakmali, D.; De Zoysa, K.S.; Silva, S.; Chaminda, M.; Herath, B.M.; Madhushan, A.; Perera, G.; Ratnayakae, O.; Kapilan, R.; Rathnayake, A.; Sirisena, A. I.; Asad, S.; Karunarathna, S.C.; Bamunuarachchige, C. (Research gate, 2022)

Although biofertilizers have been used for an exceptionally long time, challenges still remain in using them to phase out chemical fertilizers. Chemical fertilizers generate environmental pollution and negatively impact ...
Biofertilizers: An Emerging Trend in Agricultural Sustainability

Yapa, N.; Lakmali, D.; De Zoysa; Silva, K. S.; Manawadu, C.; Herath, B. M.; Madhushan, A.; Perera, G.; Ratnayakae, O.; Kapilan, R.; Rathnayake, A.; Sirisena, A. I.; Asad, S.; Karunarathna, S. C.; Bamunuarachchige, C. (Chiang Mai Journal of Science, 2022)

Although biofertilizers have been used for an exceptionally long time, challenges still remain in using them to phase out chemical fertilizers. Chemical fertilizers generate environmental pollution and negatively impact ...
Comparative In Vitro antimicrobial activity of selected four medicinal plant leaves

Gowri, R.; Panambara, P.A.H.R.; Vinotha, S. (University of Jaffna, 2022)

In the treatment of diabetes mellitus, the traditional medical system of Sri Lanka has demonstrated to be far more effective, with less side effects and lower costs than modern synthetic medications. Ethnobotanical ...
Comparative physicochemical analysis of seeds of selected medicinal plants used in traditional medicine

Jayasinghe, M.R.; Rajkumar, G.; Sanmugarajah, V.; Thavaranjit, A.C. (University of Ruhuna Sri Lanka, 2022)

Medicinal plants are the sources of many important drugs in the world’s pharmaceuticals. The present study attempts to evaluate the proximate estimation of physicochemical properties of seeds of Syzygium cumini L. ...
Comparison of antifungal activity of rhizomes of Zingiber officinale from different zones in Sri Lanka against selected fungi

Lakshani, B.H.M.H.; Ravimannan, N.; Sevvel, P. (University of Jaffna, 2022)

Plants have been the source of food, medicine and several other day-to-day life products since ancient times. Many plants have been proven to have medicinal value due to the presence of antimicrobial compounds. Nowadays, ...
Detection and absolute quantification of betasatellites associated with okra yellow vein mosaic disease by qPCR

Jeyaseelan, T.C.; Jeyaseelan, E.C.; Costa, D.M.D.; Shaw, M.W. (University of Jaffna, 2020)

Okra yellow vein mosaic disease (OYVMD) causes serious loss in okra production in Sri Lanka. Therefore, screening of resistant okra verities is an essential need to control the dis ease. As the available qualitative and ...
Differences in the gene transcription state of Botrytis cinerea between necrotic and symptomless infections of lettuce and Arabidopsis thaliana

Shaw, M.W.; van Kan, J. A. L. (Plant Pathology, 2018)

Botrytis cinerea can establish long‐lived, symptomless, systemic infections in plant species. It is unclear how the fungus colonizes plant tissues without causing tissue damage and necrosis. Three hypotheses are: (i) the ...
The effects of acid and cellulose concentrations on the acid hydrolysis efficiency of waste cellulose from Palmyrah fruit husk

Srithevi, S.; Sashikesh, G. (University of Jaffna, 2021)

Underutilized cellulose from the Palmyrah Fruit Husk (PFH) was the source of the environmental problems. However, converting waste cellulose into glucose through acid hydrolysis to produce value-added fuels and chemicals ...
Establishment of Embryogenic Cell Suspension Culture of Chilli [Capsicum annum L. var. accuminatum Fingerh] for Somatic Embryogenesis

Nandakumar, J.; Bandara, J.M.R.S.; Peiris, S.E (1996)

Chilli [Capsicum annum L. var. accuminatum Fingerh] is one of the important spice crops ofSri Lanka. Embryogenic suspension cultures of chilli were developed with an objective to induce somatic embryogenesis Successful ...
Evaluation of antimicrobial activity of aqueous extracts of Acalypha indica

Prabagar, S.; Nanthakumar, J.; Thuraisingam, S.; Prabagar, J. (Research gate, 2020)

Acalypha indica is a small herb which is distributed in most of Asian countries such as Sri Lanka, India, and Pakistan. It is commonly known as Indian Copper leaf and it is used in traditional medicines for bacterial and ...
First Report of Colletotrichum asianum causing anthracnose on Willard mangoes in Sri Lanka

Krishnapillai, N.; Wijeratnam, W.R.S. (New Disease Reports, 2014-01-13)

The mango (Mangifera indica) is an important fruit crop in Sri Lanka with a total mango production of 67,941 metric tons per annum, on 26,120 ha (FAO, 2010). Willard mangoes grown in Jaffna district (9°40’N and 80°00’E) ...
Fruit quality of 'Karthacolomban', 'Ampalavi' and 'Willard' mangoes (Mangifera indica) in Jaffna, Sri Lanka

Krishnapillai, N. (2004-02)

The most popular mango cultivar in Jaffna is 'Karthacolomban' especially known as the Jaffna mango. Other popular dessert cultivars are 'Ampalavi' and 'Willard'. Mature nonripened mangoes of 'Karthacolomban', 'Ampalavi' ...

Now showing items 1-20 of 56

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