Mr Viranga Arachchilage

Higher Degree by Research Candidate

School of Agriculture, Food and Wine

College of Science


Viranga Arachchilage is a PhD candidate at the Fertiliser Technology Research Centre, Adelaide University, specialising in soil science. His PhD research focuses on developing a controlled-release phosphorus fertiliser to reduce phosphorus fixation in soils and improve phosphorus-use efficiency.

Current research focuses on developing a controlled-release phosphorus fertilizer to reduce phosphorus fixation in soil and improve phosphorus use efficiency.

Date Position Institution name
2024 - 2026 Lab Technician University of Winnipeg
2023 - 2024 Senior Research Assistant University of Winnipeg
2021 - 2023 Graduate Research Assistant University of Manitoba

Language Competency
English Can read, write, speak and understand spoken
Sinhala; Sinhalese Can read, write, speak and understand spoken

Date Institution name Country Title
2026 University of Adelaide Australia PhD
2021 - 2023 University of Manitoba Canada MSc
2017 - 2020 University of Kelaniya Sri Lanka MSc
2014 - 2017 University of Kelaniya Sri Lanka BSc

Date Title Institution name Country
Certificate course in Geographic Information System (GIS) University of Colombo Sri Lanka

Year Citation
2026 Weerasinghe, V., Amarawansha, G., Amarakoon, I., Indraratne, S., Kumaragamage, D., & Casson, N. (2026). Reducing labile phosphorus in liquid swine manure with chemical amendments and storage time. CANADIAN JOURNAL OF SOIL SCIENCE, 106, 5 pages.
DOI
2024 Weerasinghe, V., Amarakoon, I., Kumaragamage, D., Casson, N. J., Indraratne, S., Goltz, D., & Gao, X. (2024). Release of phosphorus and metal(loid)s from manured soils to floodwater during a laboratory simulation of snowmelt flooding. JOURNAL OF ENVIRONMENTAL QUALITY, 53(4), 470-481.
DOI WoS2
2024 Weerasinghe, V., Amarakoon, I., Kumaragamage, D., Casson, N. J., Indraratne, S., Goltz, D., & Gao, X. (2024). Comparison of manure application methods on nutrient and metal loss to snowmelt. GEODERMA REGIONAL, 37, 10 pages.
DOI WoS2

Adelaide University Graduate Research Scholarship (AUGRS)


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