Mr. U.I. Samarawickrama

Senior Lecturer

Department of Soil Science,
Faculty of Agriculture, University of Ruhuna,
Mapalana, Kamburupitiya,
Sri Lanka 81100

Research Interests

Qualifications

MSc in Geoinformatics | University of Ruhuna, Sri Lanka
BSc in Agriculture | University of Ruhuna, Sri Lanka

Biography

Mr. U.I. Samarawickrama is a Lecturer in the Department of Department of Soil Science, Faculty of Agriculture, University of Ruhuna. Research interests include Spatial Variability Analysis of Soil Parameters and Remote Sensing for Soil Health.

Journal Publications

Total: 21

Samarawickrama, U. I., Leelamanie, D. A. L., Wijekoon, W. M. C. J., & Jayasinghe, P. K. S. C. (2022). Oil palm expansion on the health of its associated vegetation; A case study in Nagoda administrative division using GIS and remote sensing. Proceedings of International Korkut Ata Scientific Researches Conference, 468.

Sewwandi, L. A. U., Amarasinghe, S. R., & Samarawickrama, U. I. (2022). Assessment of Chemical Retention of Riparian Area (Thaulla) in a Small Tank: A Study in Kankanam Tank, Weeraketiya, Sri Lanka. Proceedings of International Forestry and Environment Symposium, 26, 120. https://doi.org/10.31357/fesympo.v26.5772.

View DOI

Pathmasiri, P. S. R., Amarasinghe, S. R., & Samarawickrama U.I (2021). Spatial variation of Hygro-Chemical Parameters in a Tank Cascade System in Hambantota District. Proceedings of the International Conference on Environmental Governance, 8.

Wasana, P. G. U. N., Samarawickrama, U. I., & Leelamanie, D. A. L. (2021). Effects of Intermixed Water Repellent Materials on Hydrophysical Characteristics in Potting Media. International Halich Congress on Multidisciplinary Scientific Research, 560.

Leelamanie, D. A. L., Jayasinghe, P. K. S. C., Liyanage, T. D. P., & Samarawickrama, U. I. (2021). Characterizing Spatial Distribution Patterns of Soil Water Repellency in a Eucalyptus Forest Soil using GIS and Remote Sensing. Proceedings of the University of Ruhuna 18th Academic Sessions, 8.

Prathibha, J. K. P. N., Samarawickrama, U. I., & Leelamanie, D. A. L. (2020). Hydrophobic Effects on Water Retention in Potting Media. Proceedings of 17th Academic Sessions, University of Ruhuna.

Prathibha, J. K. P. N., Samarawickrama, U. I., & Leelamanie, D. A. L. (2020). Hydrophobic Effects on Organic Matter Retention in Potting Media. Proceedings of the International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna.

Gamage, L. W., Samarawickrama, U. I., & Piyaratne, M. K. D. K. (2019). Study the variability of surface temperature and chlorophyll concentration in rice ﬁelds: a case study in southern region of Sri Lanka. Proceedings of the 75th SLAAS Annual Sessions.

Gamage, L. W., & Samarawickrama, U. I. (2019). Web-GIS application for managing medicinal plant Data: A Case Study in Sri Lanka. Proceedings of the 5th International Symposium on Minor fruits, medicinal and aromatic plants. University of Colombo, Institute for Agro-Technology and Rural Sciences, Sri Lanka.

Adhikaram, K. K. L. B., Priyankara, A. C. P., Piyaratne, M. K. D. K., Andrahannadi, D. T., & Samarawickrama, U. I. (2017). Robust Method for Adding Samba Users as a Batch with Individual User Names and Passwords. Proceedings of 14th Academic Sessions, University of Ruhuna.

Priyankara, A. C. P., Samarawickrama U.I, Piyaratne M.K.D.K, Adhikaram, K. K. L. B., & Wijemannage A.L.K (2017). Interoperable Web-GIS Service for Collecting Meterological Data : A Case Study in Sri Lanka. Proceedings of the International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna.

Samarawickrama, U. I., Manjula, Ranagalage, & Piyaratne, M. K. D. K. (2017). Study the Relationship between NDVI and NDBI on the Status Changes in Urban Heat Islands: A Remote Sensing based Analysis on Kelaniya, Sri Lanka. Proceedings of the Geospatial World Forum .

Samarawickrama, U. I., Manjula, Ranagalage, & Piyaratne, M. K. D. K. (2016). Development of a Thermal Risk Map Case Study: Kelaniya City of Sri Lanka. Asian Journal of Geoinformatics ., 16(3), 18-22.

Priyankara, A. C. P., Adhikaram, K. K. L. B., Piyaratne, M. K. D. K., Andrahannadi, D. T., & Samarawickrama, U. I. (2016). Use of GIS Technology to Improve QOS in Computer Networks. Proceedings of the Asia Pacific Network Information Centre .

Wijekoon, W. M. C. J., Wanniarachchi, S. D., & Samarawickrama, U. I. (2016). Soil Carbon Storage Potential of the Home Gardens Adjoining Selected Natural Forests of the Southern Sri Lanka. Proceedings of International Forestry and Environment Symposium, Department of Forestry and Environment, University of Sri Jayawardenepura.

Leelamanie, D. A. L., Karube, J., & Samarawickrama, U. I. (2013). Stability analysis of aggregates in relation to the hydrophobicity of organic manure for Sri Lankan Red Yellow Podzolic soils. Soil Science and Plant Nutrition, 59(5), 683–691.

Leelamanie, D. A. L., & Samarawickrama, U. I. (2012). Distribution of Soil Water Repellency along different particle sizes of coastal sand dunes in Sri Lanka. Proceedings of the International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna.

Leelamanie, D. A. L., Samarawickrama, U. I., & Karube, J. (2011). Sessile drop contact angle as affected by the particle size and the drop size. Proceedings of 8th Academic Sessions, University of Ruhuna.

Samarawickrama, U. I., & Leelamanie, D. A. L. (2011). Aggregate Stability of Soils as Affected by Animal Manure. Proceedings of the International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna.

Leelamanie, D. A. L., & Samarawickrama, U. I. (2011). Relation of Animal Manure Addition to Water Repellency of Soils. Proceedings of the International Symposium on Agriculture and Environment, Faculty of Agriculture, University of Ruhuna.

Leelamanie, D. A. L., & Samarawickrama, U. I. (2011). Use of Hydrophobic Green Manure to Reduce Adverse Effects of Global warming through Reducing Organic Matter Depletion. Proceedings of the International Conference on the Impact of Climate Change on Agriculture (ICICCA 2011), Faculty of Agriculture, University of Ruhuna.