ARS - 2005: Recent submissions

Now showing items 21-37 of 37

A family of solutions representing an accelerating Universe

Rahubedda, U.S.; de Silva, Nalin (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

U.S. Rahubedda, Department of Physics, Nalin de Silva
Proof for an Algorithm to Solve the Lane-Emden Equation of index m, (m?N)

Dharmawardane, P.M.N.; Piyadasa, R A D; Wickramasuriya, S B P (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

The solution of the Lane-Emden equation is very important to understand the interior stellar structure, and is of great importance in Mathematics since the equation of index grater than one represents one class of ...
An Expert System Approach to Strategic Decision Making in Cricket

Liyanage, S.R.; de Silva, C.H. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Sidath R. Liyanage and Chandima H. de Silva
Weighted Z ? Score Based on Discrimination Factors

Suriyaarachchi, D J C (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Short comings in the current Z – score system were pointed out in the paper [1] presented at the last symposium. In this paper we show how these short comings can be minimized.In Sri Lanka, the results of the G. C. E. ...
PREPARATION OF FACULTY TIME TABLE : AN ANALATICAL APPROACH

Jayasiri, M.A.A.H.; Suriyaarachchi, J.C. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Preparation of a faculty time table is a major administrative activity in any faculty. With the introduction of course unit system, the students are given flexibility to follow course units from various departments not ...
A kinetic study on slow natural degradation of polycyclic aromatic hydrocarbons in Bolgoda Lake waters and a technique for rapid destruction of them in the aquatic environment

Pathiratne, K.A.S.; de Silva, O.C.P. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Polycyclic aromatic hydrocarbons (PAHs) are unique environmental contaminants that exhibit strong toxic, carcinogenic and mutagenic properties. They are generated through incomplete combustion of organic matter such as ...
Dietary fibre content of some rice varieties under raw and parboiled conditions

Adikari, A.C.; Wimalasena, S. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

There is a growing demand on foods rich in dietary fibre due to their beneficial health effects. Rice is the staple food for over 50% of the world population including Sri Lanka. This study reports the content of total ...
Effect of application of three phosphate fertilizer sources on long term availability of different phosphorus fractions in lateritic soils in the intermediate zone of sri lanka

Duminda, D.M.S.; Pathiratne, K.A.S.; Somasiri, L.L.W. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

The application of three different phosphorous (P) fertilizer sources, viz., Eppawela rock phosphate (ERP), Imported rock phosphate (IRP) and Triple super phosphate (TSP) on the long term availability of several different ...
Community composition of benthic insects of the Heen Ganga tributaries in the Knuckles region

Weerasinghe, W M D; Silva, E I L; Dias, R.K.S. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Heen Ganga is a major tributary of river Mahaweli which drains through the Knuckles forest region in Sri Lanka. The community composition of benthic insects in four tributaries of Heen Ganga was investigated from June ...
A preliminary investigation on proteins produced by iron resistant and iron sensitive rice varieties

Attanayake, K.P.R.N.; Sirisena, D.M. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

K.P.R.N. Attanayake and D.M. Sirisena
Induction of pollutant responsive biomarkers, ethoxyresorufin–Odeethylase, glutathione S-transferase and biliary fluorescent aromatic compounds in tilapia inhabiting Bolgoda North Lake, Sri Lanka.

Chandrasekera, L.W.H.U.; Pathiratne, A.; Pathiratne, K.A.S. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

The presence of organic contaminants in aquatic systems poses a serious threat to environmental health. Biomarkers are sub-lethal biological measures of the response to and effect of pollutants in living organisms. Use ...
The effects of application of three different phosphate fertilizer sources on the short term availability of some phosphorus fractions in the lateritic soils of intermediate zone of Sri Lanka

Duminda, D.M.S.; Pathiratne, K.A.S.; Somasiri, L.L.W. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

The present study investigates, the application of three phosphorous (P) fertilizer sources; Imported Rock Phosphate (IRP), Eppawela Rock Phosphate (ERP) and Triple Super Phosphate (TSP) on the short term availability ...
Diversity and community composition of the ground and lower canopy foraging worker ants in the Gilimale forest

Dias, R.K.S.; Perera, K A M (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Ants are a very important group of insects in the forests of Sri Lanka and their microhabitats vary from ground to the canopy. Worker ants on the ground and lower canopy of two sites in the Gilimale forest were sampled ...
Isolation of a plasmid harbouring cellulolytic bacterial strain from decomposing rice straw

Weerakoon, D M N; Sirisena, D M (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Although rice straw can be utilized as an organic fertilizer most of the farmers are compelled to discard this valuable source of nutrients without any use because of its slow rate of decomposition which obstructs the ...
Is systemic Vibriosis a predisposing factor for white spot disease in shrimp, Penaeus monodon in grow-out ponds?

Hettiarachchi, M.; Hettiarachchi, D.C. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Results of preliminary observations carried out and recorded by some grow out farm managers indicated that the cultured shrimp stocks predisposed to vibriosis are easily susceptible to white spot viral disease. Therefore ...
If therapeutic formalin treatment for gill fluke infestation is to be successful in goldfish, gill lamellae should not have reached the stage of telangiectasis

Hettiarachchi, M. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

Dactylogyrus sp. (a monogenean gill fluke) is one of the most common disease causing agent found in gills of goldfish, Carassius auratus reared in mud ponds. Several aquaria owners have reported that when the goldfish, ...
Pleistophora sp. (a microsporidian) infection in an ornamental fish, swordtail, Xiphophorus helleri ? the first record of the parasite in Sri Lanka

Hettiarachchi, M.; Hettiarachchi, D.C. (Proceedings of the Annual Research Symposium 2005-Faculty of Graduate Studies, University of Kelaniya, 2005)

An aquarium owner in the Western Province of Sri Lanka reported that a stock of swordtail fish that he received from a farm at Ginigathhena area in July, 2005 showed heavy mortality when the fish were kept in two holding ...

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