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Now showing items 1-12 of 12

Bioethanol Production from Coconut Fiber Wastes using Saccharomyces Cerevisiae

Ilangarathna, D.A.; Kapilan, R. (University of Jaffna, 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 important ...
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 research ...
Study the Silica Content of Paddy Husks from Different Varieties of Paddy Cultivated in North Western Province, Sri Lanka

Jayathilake, S.M.C.Y.; Manoranjan, T. (University of Jaffna, 2022)

Rice husk is one of the main agricultural waste available in Sri Lanka. They are the outer covering of rice grains. Once the paddy is separated from rice grain, the husk is removed from rest of the grain. This study show ...
Extraction of Lactic Acid from Corn Kernels by Streptococcus Thermophilus Fermentation

Amaraweera, A.P.S.M.; Senevirathna, M.A.S.R.; Singhalage, I.D. (University of Jaffna, 2022)

Lactic acid is used in pharmaceutical, cosmetic and polymer industries. Lactic acid can be synthesized by fermenting glucose obtained from the hydrolysis of starch. In the present study, powdered corn kernels were hydrolyzed ...
Preparation and Characterization of Water-Based Wood Adhesive Using Tamarind Seed Powder

Senevirathna, M.A.S.R.; Dahanayaka, S.R.S. (University of Jaffna, 2022)

Adhesives are used all over the world to combine the materials together. Due to its extended usage environment conservation authorities emphasize the importance of reducing the volatile organic content in adhesive manufacturing ...
Seed germination and methods to break seed dormancy in Sri Lankan endemic wild rice species Oryza rhizomatis

Gowri, R. (University of Jaffna, 2022)

Wild species Oryza rhizomatis which has been reported only from Sri Lanka. Therefore, it is endemic to the country and was discovered in 1989 for the first time. It is distributed in the dry zone of Sri Lanka during the ...
Status of fish diversity and fishing gears in the fishery of Nanthikadal Lagoon, Mullaitivu, Sri Lanka

Surenthar, P.; Sivashanthini, K. (University of Jaffna, 2022)

The Northern coast of Sri Lanka is home to a larger number of lagoons, totalling up to 804 km2. Nanthikadal lagoon is a significant lagoon that exists in the coastal zone of the Mullaitivu District between 9° 17’ N and 80° ...
Examining the Influences of the Mathematics Teachers’ Pedagogical Content Knowledge on Learning Algebra in Grade Six

Rupasinghe, D.D.; Amarasinghe, A.K.; Vitharana, P.R.K.A. (University of Jaffna, 2022)

This mixed method study findings indicate that the pedagogical content knowledge (PCK) of the teachers is an influencing factor of learning algebra in grade six in Sri Lankan schools. Reliable and validated two questionnaires ...
Synthesis, characterisation, ion chelation exchange capability and antibacterial properties of the o-cresol-formaldehyde-catechol-based copolymer

Jayathilake, N.H.A.M.; Arasaretnam, S.; Mahendranathan, C. (University of Jaffna, 2022)

An ion exchange resin chelator was synthesized from o-cresol, catechol and formaldehyde through the condensation process in the molar ratio of 1:3:5 in the presence of 1 M hydrochloric acid as a catalyst. The resulting ...
Development of Natural Sodium Montmorillonite as a Cathode Material

Goonathilake, W.K.O.W.; Bandaranayake, P.W.S.K. (University of Jaffna, 2022)

Montmorillonite (MMT) is naturally occurring clay mineral in Sri Lanka. It is an aluminosilicate crystalline compound with layered structure. In this structure an octahedral sheet of aluminum-oxygen (Al-O) is sandwiched ...
Different heat treatments in rice processing affect the nutritional and microbiological aspects of rice bran incorporated poultry feed

Senadeera, K.I.S.; Karunanayake, K.P.V.R.; Yapa, P.N. (University of Jaffna, 2022)

Rice bran, a byproduct of the rice milling industry, is used for poultry feeding in Sri Lanka. High fiber content, rancidity development, enzyme inhibitors, and high mold growth, limit its potential to use as a poultry ...
Efficacy of food-grade diatomaceous earth as grain protection against Rhyzopertha dominica -Lesser Grain Borer in stored chickpea under tropical conditions

Printhajini, P.; Sellathurai, T. (University of Jaffna, 2022)

The efficacy of different concentrations of diatomaceous earth against the Rhyzopertha dominica in chickpea was evaluated. The selected concentrations were 0.01%, 0.05%, 0.1%, 0.5%, and 1% on (W/W) basis. Each treatment ...

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