Scholarly Publications of Academic Members: Recent submissions

Now showing items 41-60 of 2095

Analysis of extreme rainfall and flood events: a case study of the Nilwala River Basin

Rajawatta, K.M.W.; Ranahansi, H.K.N.; Jayaweera, W.M.C.S. (University of Ruhuna, 2026)

The analysis of extreme hydrological events in river basins and rainfall trends is crucial for reducing vulnerability to flooding and developing flood mitigation strategies. Understanding the correlation between flooding ...
Design and implementation of maize (Zea mays L.) growth simulation model for Northwest region in China

Rajawatta, K.M.W.; Dongjian, He; Piyaratne, M.K.D.K.; Haidong, Lu ((IJAm) is Firenze University Press in collaboration with the Italian Association of Agrometeorology (AIAM)., 2016)

A temperature driven maize growth simulation model, NWMSim, was developed by analyzing the quantitative growth of maize on a daily time step and emphasizing the yield prediction with special focus on Northwest region in ...
CMWSim: Development and evaluation of probability-based weather generating software for crop growth simulation

Rajawatta, K.M.W.; Dongjian, He; Piyaratne, M.K.D.K. ((IJAm) is Firenze University Press in collaboration with the Italian Association of Agrometeorology (AIAM)., 2014)

Daily weather records often play an important role in applications of crop growth simulation models. Weather generating software is essentially important when evaluating long term time series to generate daily weather ...
Comparing Health Risks among Vehicle Operators in Construction Sites exposed to Whole-Body Vibration Using EU directive 2002/44/EC and ISO 2631-1

Vitharana, V.H.P.; Subashi De Silva, G.H.M.J.; De Silva, S. (Department of Civil and Environmental Engineering, University of Ruhuna, Sri Lanka, ACEPS 2015, 2015)

In Sri Lanka, although workers in construction sites face with several risk factors, they are less aware about risk factors such as exposing Whole-Body Vibration (WBV). Two of main legislations, ISO 2631-1 and EU directive ...
Policy analysis of the budget used in training program for reducing lower back pain among heavy equipment operators in the construction industry: System dynamics approach

Vitharana, V.H.P.; Chinda, T. (IOP Conference Series: Earth and Environmental Science, IOP Publishing, 2018)

Lower back pain (LBP), prevalence is high among the heavy equipment operators leading to high compensation cost in the construction industry. It is found that proper training program assists in reducing chances of having ...
Development of lower back pain prevention index due to whole body vibration: system dynamics

Vitharana, V.H.P.; Chinda, T.; Ammarapala, V. (Thammasat University, 2018)

Prolonged exposure to whole body vibration (WBV) is a major health hazard for construction workers, leading to various chronic health problems. Heavy equipment operators (HEOs) are exposed to WBV most of the time. This ...
Development of a lower back pain prevention index for heavy equipment operators in the construction industry: system dynamics modelling

Vitharana, V.H.P.; Chinda, T. (International Journal of Construction Management, Taylor & Francis, 2021)

Lower back pain (LBP) due to the whole-body vibration exposure is a common health problem among heavy equipment operators in the construction industry. This study utilizes a system dynamics modelling approach to develop a ...
Structural equation modelling of lower back pain due to whole-body vibration exposure in the construction industry

Vitharana, V.H.P.; Chinda, T. (International Journal of Occupational Safety and Ergonomics, Taylor & Francis, 2019)

Whole-body vibration (WBV) exposure is a health hazard among workers, causing lower back pain (LBP) in the construc tion industry. This study examines key factors affecting LBP due to WBV exposure using exploratory factor ...
Health Hazards, Risk and Safety Practices in Construction Sites – A Review Study

Vitharana, V.H.P.; Subashi De Silva, G. H. M. J.; De Silva, S. (The Institution of Engineers, Sri Lanka, 2015)

This review attempts to identify the health hazards, risks and causes of poor safety practices in construction sites. In addition, the differences in safety practices in both developed and developing countries and methods ...
The Treatability of Selected Local Timber Species with Alkaline Copper Quaternary (ACQ) Preservative: Correlating Wood Anatomy, Physical Properties, and Preservative Performance

Kannangara, D.N.; Indumini, Wasundara; Muthumali, O.K.D.C.P.; Muthumala, Chaminda; Marikar, Faiz (Wood Research – VUPC, a.s. (Pulp and Paper Research Institute), 2026)

This study evaluated the ACQ treatability of 24 local timber species through vacuum pressure impregnation and correlated preservative retention and penetration with physical and anatomical wood properties. Retention ranged ...
Assessment of Raw Milk Quality at Selected Chilling Centers in the North Central Province of Sri Lanka

Jananika, R.L.D.; Gunathilaka, R.M.S.; Wijayasekara, K.N.; Kannangara, D.N. (Faculty of Animal Science and Export Agriculture, Uva Wellassa University, 2025)

Cow's milk is a vital and highly nutritious food for consumers, and its quality significantly influences dairy production practices. The quality of raw milk depends on its chemical composition, serving as the basis for ...
Impact of Capital Structure on Dividend Policy: Evidence from the Food, Beverages & Tobacco, and Capital Goods sectors in Sri Lanka.

Athukorala, W.A.A.B.K.; Weerakkody, D.I.D. (Sri Lanka Finance Association., 2025-09-26)

The relationship between capital structure and dividend policy constitutes a fundamental area of inquiry in corporate finance, significantly shaping investor decision-making and corporate financial strategies. This study ...
The Impact of Intellectual Capital on the Financial Performance of Licensed Commercial Banks in Sri Lanka with the Moderating Impact of Sustainable Competitive Advantage.

Weerakkody, D. I. D.; Gunarathna, K. G. P. V. (Faculty of Management Studies and Commerce, University of Sri Jayewardenepura, Sri Lanka., 2025-02-19)

A sound financial system is crucial for a country's economy, as it provides financial and non-financial services to both the public and private sectors. Banks play a significant role in the Sri Lankan financial system, ...
Spatiotemporal variability of Sri Lankan rainfall From 1990 to 2020.

Atapaththu, K.S.S.; Subramaniam, Ganadeepan; Sanjaya, Kelum; Priyadarshana, Tilak (University of Colombo Institute for Agro-Technology and Rural Sciences, 2024)

Rainfall serves as a cornerstone for numerous sectors, including rain-fed agriculture, hydropower generation, fisheries, tourism, and the stability of coastal ecosystems. Given its pivotal role, understanding rainfall ...
Exploring strategies for developing and expanding Integrated rice-fish farming to enhance food Security in Sri Lanka.

Kumara, H.K.R.S.; Atapaththu, K.S.S.; Herath, S.S.; Vidanapathirana, N.P.; Marasinghe, K. (University of Colombo Institute for Agro-Technology and Rural Sciences., 2024)

Integrated Rice-fish farming (IRFF) represents a symbiotic farming system where fish are cultivated in rice fields. This review aimed to assess the relevance and role of IRFF as a strategic approach to ensure food security ...
Exploring ecological and societal functions of Rice-fish farming in the agricultural landscape of Sri Lanka.

Kumara, H.K.R.S.; Atapaththu, K.S.S.; Herath, S.S.; Vidanapathirana, N.P.; Marasinghe, K. (University of Colombo Institute for Agro-Technology and Rural Sciences, 2023-12)

Rice-fish integration is a symbiotic farming system where fish are reared in rice fields. The information on the potential effects and benefits of the system in the Sri Lankan context is largely unknown and has yet to ...
Assessment of rice farmers' knowledge, perception, and constraints towards rice-fish farming in Hambantota district, Sri Lanka.

Kumara, H.K.R.S.; Atapaththu, K.S.S.; Herath, S.S.; Vidanapathirana, N.P.; Marasinghes, M.M.K.I. (UCFM Tower, Faculty of Medicine, University of Colombo, Sri Lanka., 2024-05-05)

Despite its numerous advantages, the adoption of integrated rice-fish farming (IRFF) in the context of Sri Lanka remains limited. Therefore, the present study aimed to investigate the perception and knowledge of rice farmers ...
Pattern of Fish Marketing in Lagoon Fisheries: A case study of Rekawa lagoon in south Sri Lanka.

Attapattu, U.G.A.M.K.S.S.; Rupasinghe, J.W. (Faculty of Science, University of Ruhuna, Marata, Sri Lanka., 2005-11)

Marketing is a process encompassing all the business activities involved in the flow of produce from producer to consumer. In this paper an attempt is made to analyse the pattern of lagoon fresh-fish marketing in the Rekawa ...
Biochemical Responses of Aquatic Macrophytes against Mechanical Stress of Water Turbulence.

Atapaththu, K.S.S.; Asaeda, T. (University of Ruhuna , Matara, Sri Lanka ., 2020)

Aquatic plants face an array of stresses within the environment, while the water movements play a significant role in this regard. Although, velocity of flow and water level fluctuations has been extensively studied, ...
Utilizing crude rice bran lipase immobilized in alginate extracted from Sargassum ilicifolium for biodiesel production.

Tennakoon, S.D.; Yapa, Y.M.A.L.W.; Atapaththu, K.S.S. (Faculty of Science, University of Ruhuna, Marata, Sri Lanka., 2025-01-22)

Enzymes are widely used in industries including food, textile, pharmaceutical and biofuel due to their specificity and efficiency under mild conditions. However, their applicability is limited by instability, short ...

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