Darshani Kumaragamage, Ph.D

Recent Publications

Peer reviewed journal articles (past 6 years)

Kumaragamage D., D.N. Flaten, O.O. Akinremi, C.A. Sawka, D. Ige, and F. Zvomuya. (2012). Impact of manure phosphorus fractions on phosphorus loss from manured soils after incubation. J. Environ. Qual. 41:845-854.
Kumaragamage D., D. Flaten, O.O. Akinremi, C. Sawka, and F. Zvomuya. (2011). Soil test phosphorus changes and phosphorus runoff losses in incubated soils treated with livestock manures and synthetic fertilizer. Can. J. Soil Sci. 91: 375-384.
Kumaragamage, D. and S.P. Indraratne. (2011). A systematic approach to diagnose soil fertility problems in soils of Sri Lanka. Comm. Soil Sci. Pl. Anal. 42: 2699-2715
Kumaragamage, D. (2011). Site-specific nutrient management in Soils of Sri Lanka: A review of recent work using a systematic approach to formulate fertilizer recommendations for annual crops. J. Soil Sci. Soc. Sri Lanka. 22: 1-15.
Madurapperuma, W.S. and D. Kumaragamage. 2008. Evaluation of Ammonium Bicarbonate – DTPA (ABDTPA) as a multi-nutrient extractant for acidic lowland rice soils. Comm. Soil Sci. Pl. Anal. 39: 1773-1790.
Kirthisinghe, J.P., K.H. Sarananda and D. Kumaragamage. 2008. Site-specific nutrient application on yield, quality and post harvest life of cauliflower (Brassica oleracea L.). Trop. Agric. Res. 20:89-101.
Kumaragamage, D. O.O. Akinremi, D. Flaten and J. Heard. 2007. Agronomic and environmental soil test phosphorus in manured and non-manured Manitoba Soils. Can. J. Soil Sci. 87:73-83.
Kirthisinghe, J.P., D. Kumaragamage and F. Sultanbava, 2007. Testing a site-specific fertilizer recommendation for Cauliflower (Brassica oleracea L.) in two locations in Sri Lanka. Trop. Agrci. Res. 19: 229-239.
Amarasekara, M.G.T.S., S. P. Indraratne, D. Kumaragamage and F. Sultanbava. 2007. Formulation and Testing of Site Specific Fertilizer Recommendation for Bitter Gourd (Momordica charantia L.) in a Reddish Brown Earth Soil (Rhodustalf). Trop. Agric. Res. 19: 210-218.
Bandara, W.M.J., D. Kumaragamage, D.B. Wickramasinghe and S.B.A. Weerawarna 2006. A site-specific fertilizer recommendation for rice grown in imperfectly drained Reddish Brown Earth soils in the Low Country Dry Zone of Sri Lanka. Trop. Agric. Res. 18:48–62.

Review articles

Kumaragamage, D. and S. Maraikar. 2009. Fertilizer Recommendations: Past, present and future. pp 174-184. In Kumaragamage D., T. Satyanarayana, H. Singh and K. Mujumdar (Eds.). Use of Phosphorus and Potassium in Sri Lankan Agriculture. Published by International Plant Nutrition Institute (IPNI)- India Program, Haryana, India.

Peer reviewed books, book chapters and/or monographs

Kumaragamage D., T. Satyanarayana, H. Singh and K. Mujumdar (Eds.). 2009. Use of phosphorus and potassium in Sri Lankan Agriculture. Published by International Plant Nutrition Institute- India Program. Gurgaon, Haryana, India. pp 197.
Kumaragamage, D. and K.M.A. Kendaragama (2010) Risks and Limitations of the Dry Zone soils. Chapter 7. pp 165-193. In R.B. Mapa, S. Somasiri and A.R. Dassanayake (Ed) Soils of the Dry Zone of Sri Lanka: Morphology, Characterization and Classification. Soil Sci. Soc. Sri Lanka publication. Sri Lanka