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Recent submissions

ICAPS-2021: Recent submissions

Now showing items 21-40 of 160

Evidence for translocation of Weligama Coconut Leaf Wilt Disease (WCLWD) causing phytoplasma through phloem tissues and systemic infection in affected coconut palms

De Silva, P. H. P. R.; Perera, S. A. C. N.; Attanayake, K. P. R. N. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Weligama Coconut Leaf Wilt Disease (WCLWD) is currently, the most threatening coconut disease especially in Southern Sri Lanka. The pathogen causing WCLWD has been identified as Candidatus phytoplasma, which also causes ...
Effects of Mimosa pigra and Panicum maximum extracts on the productivity of Aloe vera

Bandaranayake, A. R. B. W. M. C. D.; Ratnayake, R. M. C. S. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Aloe vera has a huge market demand locally and internationally for numerous uses. Organic A. vera farming is popular among farmers. Nutrition rich invasive alien plant species can be used for the preparation of organic ...
Morphological characterization and bioactive properties of selected legumes

Sovis, W. R. K.; Senanayake, R. A. S. P. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Legumes are nutritionally valuable, as a source of proteins with essential amino acids, dietary fibre and complex carbohydrates while low in fat. Therefore, it is important to develop quality improved species that are ...
Correlation between pest gastropod occurrence and selected environmental variables in agricultural lands in the Nuwara Eliya district, Sri Lanka

Thilakarathne, K.G. D. D.; Ranawana, K. B.; Kumburegama, S. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Many of the exotic terrestrial pest gastropods introduced to Sri Lanka, either intentionally or accidentally, are well established as pests in agricultural lands, but hardly any studies have been carried out to determine ...
Importance of using coloured shade fabric in betel (Piper betle L.) propagation

Weerasinghe, K. K. S.; Perera, R. G. J.; Sandaruwan, R. P. A.; Senarathne, P. M. D. U. K. S.; Kirthisinghe, J. P. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Betel (Piper betle L.) is an export agriculture crop and cultivated in an area of 1427 ha in Sri Lanka. The nursery period of traditional propagation method takes 3 months. Therefore, an experiment was conducted to reduce ...
Influence of Pinus caribaea and Alstonia macrophylla invasion on floristic composition of the buffer zone in Kottawa forest

Dias, M. A.; Ratnayake, R. M. C. S. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Kottawa forest is an isolated patch of lowland rain forest and its buffer zone is threatened by invasive alien plants ((IAS). Among IAS, wind dispersed seeds of both Alostonia macrophylla and Pinus caribaea may invade the ...
Can mangrove blue carbon help counteract climate change? A case study in Rekawa, Sri Lanka

Arulnayagam, A.; Park, J. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Blue carbon to assist climate change has gained recent attention with increasing nature-based mitigation methods. Mangrove ecosystems with their high primary productivity, efficiently sequester carbon in their anaerobic ...
Molecular characterization of Sri Lankan tea [Camellia sinensis (L.) O. Kuntze] genotypes with diverse origins using SSR markers for future breeding programmes

Kottawa-Arachchi, J.D.; Ranathunga, M. A. B.; Sharma, R. K.; Amarakoon, A. M. T; Gunasekare, M. T. K.; Chaudhary, H. K.; Attanayake, R. N. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

The tea plant [Camellia sinensis (L.) O. Kuntze] is one of the most popular non-alcoholic beverage crops worldwide. Tea germplasm is the most valuable and fundamental resource for breeding high yielding, climate resilient, ...
An efficient culture medium for in vitro propagation of Chrysanthemum sp. using petals as explants

Amarasinghe, V. L. P.; Panapitiya, P. D. D. M.; Leelarathne, N. D. C. S.; Priyadharshan, A. I. S. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Chrysanthemum is a floricultural plant with high demand all over the world. To overcome shortcomings in the supply chain due to the slow rate of propagation and severe susceptibility to virus infections, multiple shoot ...
Applicability of modified queueing model with encouraged arrivals for economic recession

Dinushan, J. A. S.; Walgampaya, C. K. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Businesses often offer lucrative deals and discounts so that customers’ encouragement to engage with those firms are developed. This kind of arrivals are termed as encouraged arrivals. As a pandemic is overwhelming the ...
Perceived value analysis of motorcycles in Sri Lanka

Chanika, P. A. L.; Attanayake, A. M. C. H.; Gunaratne, M. D. N. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

The motorcycle is the vehicle with highest demand in Sri Lanka. Motorcycle usage in Sri Lanka is expanding rapidly over the years primarily due to its affordable price range. Customer perception refers to the customer's ...
Effect of application process and physical properties of penetrant material to the sensitivity of liquid penetrant inspection

Fernando, D. S. K. L.; Perera, M. W. S. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Liquid Penetrant Testing is one of the most popular and widely used NDT method in a wide range of industries such as oil & gas, power generation, aerospace, marine and automotive. It can be used to detect open to surface ...
Human in the loop design for intelligent interactive systems: A systematic review

Arambepola, N.; Munasinghe, L. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

It is undeniable that modern computers are incredibly fast and accurate. However, computers cannot ‘think’ (act intelligently) as humans unless it is trained to learn from the past knowledge. Despite their intelligence, ...
Time series modeling and forecasting of total primary energy consumption in Sri Lanka

Caldera, P. A. D. S. P.; Malshika, N. N. D.; Nikapitiya, S. H. A. S.; Udugedara, U. S. C. B.; Chandrasekara, N. V. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Primary energy is the energy that is harvested directly from natural resources. Forecasting total primary energy consumption in Sri Lanka is significant as primary energy consumption worldwide is expected to continue ...
The Holt-Winters’ method for forecasting water discharge in Attanagalu Oya

Anuruddhika, M. L. P.; Premarathna, L. P. N. D; Perera, K. K. K. R.; Hansameenu, W. P. T.; Weerasinghe, V. P. A. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Forecasting river water discharge is significant in developing flood and agriculture management plans. Annual flood events damage properties, agricultural field, and infrastructures, etc. can be observed in Attanagalu Oya ...
Fourier method for one dimensional parabolic inverse problem with Dirichlet boundary conditions

Amanda, H. A. K.; Hansameeu, W. P. T. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

The finite difference method, spectral method, and double shifted Lagrange’s polynomials have been discussed for the one-dimensional inverse problem of the heat equation with control parameters and the source term in ...
Copula-based drought severity-duration-frequency analysis for Anuradhapura and Puttalam in the dry zone of Sri Lanka

Wijesundara, W. R. P. M. S. S.; Perera, K. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Drought is a severe problem in many areas of Sri Lanka, where rainfall amounts are low and extremely high due to climatic changes. To reduce the negative consequences of droughts, it is important to understand the drought ...
Thin film cuprous oxide homojunction photoelectrode for water splitting

Kafi, F. S. B.; Thejasiri, S. A. A. B.; Wijesundera, R. P.; Siripala, W. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Employing cuprous oxide (Cu2O) photoelectrodes in photoelectrochemical cells to generate hydrogen by water splitting is beneficial. Conventionally, it is limited in practice because of the well-known reasons of its inherent ...
Bioactive properties and metabolite profile of an endolichenic fungus, Hypoxylon lividipigmentum

Weerasinghe, W. R. H.; Shevkar, C. D.; Silva, R. S. De; Attanayake, R. N.; Weerakoon, G.; Kate, A. S.; Kalia, K.; Paranagama, P. A. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Endolichenic fungi (ELF) serve as a novel source of secondary metabolites. Hypoxylon lividipigmentum is an ELF isolated from the lichen Opegrapha medusulina, collected from mangrove plant Xylocarpus granatum from Negombo ...
An ethnobotanical approach to control Typha angustifolia: A case study from Sri Lanka

Madushani, K. P. K.; Amarasinghe, M. D.; Ratnayake, R. M. C. S.; Dahanayaka, D. D.G. L. (Faculty of Science, University of Kelaniya, Sri Lanka., 2021)

Typha is a cosmopolitan genus that is infamous globally for having nuisance plant species. In Sri Lanka, Typha angustifolia is distributed in both coastal and inland wetlands, including lagoons, paddy fields, and small ...

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