| People's perception and socioeconomic determinants of soil erosion: A case study of Samanalawewa watershed, Sri Lanka EPN Udayakumara, RP Shrestha, L Samarakoon, D Schmidt-Vogt International journal of sediment research 25 (4), 323-339, 2010 | 98 | 2010 |
| Modeling predictive assessment of carbon storage using InVEST model in Uva province, Sri Lanka I Piyathilake, EPN Udayakumara, LV Ranaweera, SK Gunatilake Modeling Earth Systems and Environment 8 (2), 2213-2223, 2022 | 47 | 2022 |
| Assessing livelihood for improvement: Samanalawewa reservoir environs, Sri Lanka EPN Udayakumara, RP Shrestha International Journal of Sustainable Development & World Ecology 18 (4), 366-376, 2011 | 41 | 2011 |
| Land use impacts on river health of Uma Oya, Sri Lanka: implications of spatial scales J Jayawardana, W Gunawardana, EPN Udayakumara, M Westbrooke Environmental monitoring and assessment 189, 1-23, 2017 | 35 | 2017 |
| Mitigating soil erosion through farm-level adoption of soil and water conservation measures in Samanalawewa Watershed, Sri Lanka EPN Udayakumara, RP Shrestha, L Samarakoon, D Schmidt-Vogt Acta Agriculturae Scandinavica, Section B-Soil & Plant Science 62 (3), 273-285, 2012 | 24 | 2012 |
| Modeling predictive assessment of soil erosion related hazards at the Uva province in Sri Lanka I Piyathilake, RGI Sumudumali, EPN Udayakumara, LV Ranaweera, ... Modeling Earth Systems and Environment 7 (3), 1947-1962, 2021 | 23 | 2021 |
| Cost–benefit analysis of Samanalawewa Hydroelectric Project in Sri Lanka: An ex post analysis EPN Udayakumara, U Gunawardena Earth Systems and Environment 2 (2), 401-412, 2018 | 18 | 2018 |
| Impacts of agricultural practices on water quality in Uma Oya catchment area in Sri Lanka W Gunawardhana, J Jayawardhana, EPN Udayakumara Procedia food science 6, 339-343, 2016 | 18 | 2016 |
| Assessing groundwater quality using the water quality index (WQI) and GIS in the Uva Province, Sri Lanka I Piyathilake, LV Ranaweera, EPN Udayakumara, SK Gunatilake, ... Applied Water Science 12 (4), 72, 2022 | 16 | 2022 |
| Assessing soil quality and soil erosion hazards in the Moneragala District, Sri Lanka KHK Perera, WAC Udeshani, I Piyathilake, GEM Wimalasiri, ... SN Applied Sciences 2 (12), 2175, 2020 | 14 | 2020 |
| Impacts of soil erosion and forest quality on water quality in Samanalawewa watershed, Sri Lanka A Kumarasiri, EPN Udayakumara, J Jayawardana Modeling Earth Systems and Environment 8 (1), 529-544, 2022 | 13 | 2022 |
| What drives the pesticide user practices among farmers in tropical regions? A case study in Sri Lanka RGI Sumudumali, J Jayawardana, I Piyathilake, J Randika, ... Environmental Monitoring and Assessment 193 (12), 860, 2021 | 13 | 2021 |
| Reducing siltation and increasing hydropower generation from the rantambe reservoir, Sri Lanka EPN Udayakumara, U Gunawardena South Asian Network for Development and Environmental Economics (SANDEE), Paper, 2016 | 11 | 2016 |
| GIS and RS based soil erosion modelling in Sri Lanka: a review I Piyathilake, EPN Udayakumara, SK Gunatilake Sabaragamuwa university of Sri lanka, 2021 | 10 | 2021 |
| Assessment of soil erosion in uma oya catchment, Sri Lanka B Dias, EPN Udayakumara, J Jayawardana, S Malavipathirana, ... Journal of Environmental Professionals Sri Lanka 8 (1), 2019 | 10 | 2019 |
| Modelling soil erosion and hydropower linkages of Rantambe reservoir, Sri Lanka: towards payments for ecosystem services EPN Udayakumara, P Gunawardena Modeling Earth Systems and Environment 8 (2), 1617-1634, 2022 | 9 | 2022 |
| Spatio-temporal variation of water quality and bio indicators of the Badulu Oya in Sri Lanka due to catchment disturbances W Gunawardhana, J Jayawardhana, EPN Udayakumara, ... Journal of the National Science Foundation of Sri Lanka 46 (1), 51-67, 2018 | 8 | 2018 |
| Position of the bud on the bud stick on success of bud graft and growth Hevea brasiliensis (Muel Arg) EPN Udayakumara, P Seneviratne J Agric Sci 1 (1), 31-40, 2005 | 8 | 2005 |
| Reducing Siltation and Increasing Hydropower Generation from the Rantambe Reservoir EPN Udayakumara, U Gunawardena Sri Lanka, 2016 | 6 | 2016 |
| Quantitative assessment of soil erosion and its association with river health in Uma Oya watershed in Sri Lanka RNN Weerasinghe, J Jayawardana, EPN Udayakumara ISAE 2016, 137-140, 2016 | 6 | 2016 |
Rajendra P. ShresthaProfessor of Natural Resources Management, Asian Institute of Technology, ThailandVerified email at ait.ac.th
