| Effect of rice-husk biochar on selected soil properties in tropical Alfisols DNV Gamage, RB Mapa, RS Dharmakeerthi, A Biswas Soil Research 54 (3), 302-310, 2016 | 102 | 2016 |
| Urease activity in soils: A review RS Dharmakeerthi, MW Thenabadu Journal of the National Science Council of Sri Lanka 24, 159-195, 1996 | 91 | 1996 |
| Factors contributing to changes in plant available nitrogen across a variable landscape RS Dharmakeerthi, BD Kay, EG Beauchamp Soil Science Society of America Journal 69 (2), 453-462, 2005 | 86 | 2005 |
| Effect of rubber wood biochar on nutrition and growth of nursery plants of Hevea brasiliensis established in an Ultisol RS Dharmakeerthi, JAS Chandrasiri, VU Edirimanne SpringerPlus 1, 1-12, 2012 | 74 | 2012 |
| Integrating soil and weather data to describe variability in plant available nitrogen BD Kay, AA Mahboubi, EG Beauchamp, RS Dharmakeerthi Soil Science Society of America Journal 70 (4), 1210-1221, 2006 | 57 | 2006 |
| Spatial variability of in‐season nitrogen uptake by corn across a variable landscape as affected by management RS Dharmakeerthi, BD Kay, EG Beauchamp Agronomy Journal 98 (2), 255-264, 2006 | 57 | 2006 |
| Manual of soil sampling and analysis RS Dharmakeerthi, SP Indraratne, D Kumaragamage Special publication, 19-21, 2007 | 55 | 2007 |
| Organic carbon dynamics in soils with pyrogenic organic matter that received plant residue additions over seven years RS Dharmakeerthi, K Hanley, T Whitman, D Woolf, J Lehmann Soil Biology and Biochemistry 88, 268-274, 2015 | 38 | 2015 |
| Phosphorus release from unamended and gypsum-or biochar-amended soils under simulated snowmelt and summer flooding conditions RS Dharmakeerthi, D Kumaragamage, D Goltz, SP Indraratne Journal of Environmental Quality 48, 822–830, 2019 | 27 | 2019 |
| Effect of soil disturbance on N availability across a variable landscape in southern Ontario RS Dharmakeerthi, BD Kay, EG Beauchamp Soil and Tillage Research 79 (1), 101-112, 2004 | 23 | 2004 |
| Effectiveness of fungal bacterial interactions as biofilmed biofertilizers on enhancement of root growth of Hevea seedlings RP Hettiarachchi, RS Dharmakeerthi, AN Jayakody, G Seneviratne, ... Journal of Environmental Professionals Sri Lanka 3 (2), 2014 | 20 | 2014 |
| High C/N materials mixed with cattle manure as organic amendments to improve soil productivity and nutrient availability AA Mariaselvam, WS Dandeniya, SP Indraratne, RS Dharmakeerthi Tropical Agricultural Research 25 (2), 2015 | 18 | 2015 |
| Gypsum amendment reduces redox-induced phosphorous release from freshly manured, flooded soils to floodwater RS Dharmakeerthi, D Kumaragamage, SP Indraratne, D Goltz Journal of Environmental Quality 48, 127–135, 2019 | 17 | 2019 |
| Carbon mineralization dynamics of organic materials and their usage in the restoration of degraded tropical tea-growing soil LRMC Liyanage, MF Sulaiman, R Ismail, GP Gunaratne, ... Agronomy 11 (6), 1191, 2021 | 12 | 2021 |
| Potential for rubber (Hevea brasiliensis Muell. Arg.) cultivation in the Eastern province of Sri Lanka VHL Rodrigo, SMM Iqbal, RS Dharmakeerthi Journal of the National Science Foundation of Sri Lanka 39 (4), 2011 | 11 | 2011 |
| Design and Development of a Double-chamber Down Draft (DcDD) pyrolyzer for biochar production from rice husk A Alahakoon, AK Karunarathna, RS Dharmakeerthi, F Silva Journal of Biosystems Engineering 47 (4), 458-467, 2022 | 10 | 2022 |
| Nutritional status of rubber growing soils in the Moneragala district RS Dharmakeerthi, SN Silva, A Yakandawala, WK Jayasinghe Journal of the Rubber Research Institute of Sri Lanka 87, 23-35, 2005 | 10 | 2005 |
| Effects of land use type and tank components on soil properties and sustainability of tank cascade system in the Dry Zone of north central Sri Lanka TN Kulasinghe, RS Dharmakeerthi Agricultural Systems 201, 103474, 2022 | 8 | 2022 |
| Adoption of eco-friendly technologies to reduce chemical fertilizer usage in paddy farming in Sri Lanka: An expert perception analysis N Chandrasiri, UK Jayasinghe-Mudalige, RS Dharmakeerthi, ... Journal of Technology and Value Addition 1 (1), 19-30, 2021 | 8 | 2021 |
| Changes in structural and chemical properties of rice husk biochar co-pyrolysed with Eppawala rock phosphate under different temperatures D Dissanayake, RS Dharmakeerthi, AK Karunarathna, WS Dandeniya Tropical Agricultural Research 30 (1), 19-31, 2018 | 8 | 2018 |
Warshi Shamila DandeniyaUniversity of PeradeniyaDirección de correo verificada de pdn.ac.lk
