Athuraliya, T. N. C., Abeysekara, T., Kumarasiri, R., Abeysekara, C., Gooneratne, A., & Bandara, P. (2003). A baseline study on early renal diseases in a selected community of the North-Central Province of Sri Lanka. Research report, Faculty of Medicine. Sri Lanka: University of Peradeniya.
Bandara, J. M. R. S., Senevirathna, D. M. A. N., Dasanayake, D. M. R. S. B., Herath, V., Bandara, J. M. R. P., Abeysekara, T., et al. (2008). Chronic renal failure among farm families in cascade irrigation systems in Sri Lanka associated with elevated dietary cadmium levels in rice and freshwater fish (Tilapia). Environmental Geochemistry and Health,
Bandara, J. M. R. S., Wijewardena, H. V. P., Liyanege, J., Upul, M. A., & Bandara, J. M. U. A. (2010). Chronic renal failure in Sri Lanka caused by elevated dietary cadmium: Trojan horse of the green revolution. Toxicology Letters,
Blennerhassett, J. D. (1998). Factors affecting phosphate concentrations in surface and subsurface runoff from steep east coast hill country. A thesis presented in partial fulfillment of the requirements for the degree of Masters of Applied Science, Department of Soil Science, Massey University.
De Zoysa, T. (2002). Water quality of Parakrama Samudraya (reservoir). Dissertation, Postgraduate Institute of Agriculture, University of Peradeniya, Sri Lanka.
DoC, Sri Lanka Trade Reports. (2007). www.doc.gov.lk/web/an_onsri_trade.php. Accessed 1st Sept 2010.
EPA-USA. (2000). Technology transfer network, air toxic website—cadmium compound (A). http://www.epa.gov./ttn/atw/hlthe/cadmium.html. Accessed 23 Oct 2009.
Gomes, P. C., Fontes, M. P. F., da Silva, A. G., Mendonca, E. S., & Netto, A. R. (2001). Selectivity sequence and competitive adsorption of heavy metals by Brazilian soils. Soil Science Society of America Journal,
Greenberg, A. E., Clesceri, L. S., & Eaton, A. D. (Eds.) (1992). Standard methods for the examination of water and wastewater (18th ed.), 2005. Washington, DC: American Public Health Association, American Water Works Association and Water Environment Federation.
Health Fund. (2009). http://www.healthfund.gov.lk. Accessed 23 Oct 2009.
Herath, K. R. P. K., Illeperuma, O. A., Dharmagunawardhane, H. A., & Haller, K. J. (2005). Environmental health risk for the chronic renal failure in Sri Lanka. Paper presented at the 31st congress on science and technology of Suranaree University of Technology, Thailand, Satya Wacanan Christian University, Indonesia.
Jayamanna, D. (2009). Ayurvedic research on kidney ailment in the NCP. The Island 28(292).
Jayathilake, J., & Bandara, J. M. R. S. (1989). Pesticide use by vegetable farmers: case study in a multiple cropping system in Sri Lanka. FAO Quarterly Newsletter, Asia and Pacific Plant Protection Commission,
Krachler, R., Jirsa, F., & Ayromlou, S. (2005). Factors influencing the dissolved iron input by river water to the open ocean. BiogeoScience,
Lathif, M. A., & Upali, W. S. P. Y. (2007). Fertilizer recommendations for horticultural crops: Upcountry vegetables. Peradeniya, Sri Lanka: HORDI, Department of Agriculture.
Liyanege, C. E., Thabrew, M. I., & Kuruppuarachchi, D. S. P. (2000). Nitrate pollution in ground water of Kalpitiya. Journal of the National Science Council of Sri Lanka,
Loganathan, P., & Hedley, M. J. (1997). Downward movement of cadmium and phosphorous from phosphate fertilizers in a pasture soil in New Zealand. Environmental Pollution,
MAHAWELI. (1988). Projects & Programme 1983 and 1988. Colombo, Sri Lanka: Mahaweli Authority of Sri Lanka.
NEDECO. (1979). Mahaweli Ganga development programme implementation strategy study. Annexes A to G. Colombo: Mahaweli Development Board and NEDECO.
Onyatta, J. O., Huang, P. M. (2008). The influence of potassium chloride on cadmium release from selected tropical soils. Department of Soil Science, University of Saskatchewan, 51 Campus Drive, Saskatoon, SK, S7 N 5A8, http://Canadanatres.psu.ac.th/Link/SoilCongress/bdd/symp6/738-t.pdf.
Perera, W. (2006). Water pollution by pesticides. Paper presented at the seminar on Impact of agriculture on Sri Lankan environment and remedial measures by the integration of IK with modern technology, Kandy, Sri Lanka.
Piyasiri, S. (1995). Eutrophication and blue-green algal problem in Kotmale reservoir in Sri Lanka. In K. H. Timotius & F. Golthenboth (Eds.), Tropical limnology (Vol. 2, pp. 161–169).
Premarathna, H. M. P. L. (2006). Soil and crop contamination by toxic trace elements. M.Phil Thesis, PGIA, University of Peradeniya, Peradeniya, Sri Lanka.
Premarathna, H. M. P. L., Hettiarachchci, G. M., & Indraratne, S. P. (2005). Accumulation of cadmium in intensive vegetable growing soils in the up-country. Tropical Agriculture Research,
Soil Science Society of Sri Lanka (1999). Soils of the wetzone of Sri Lanka. In Mapa, R. B., Somasiri, S. & Nagarajah, S. (Eds.), Morphology, characterization and classification. Special publication no.1 (pp. 183). Colombo.
Lee, S.-Z., Herberte, A., Huang, C. P., Sparks, D. L., Sanders, P., & Peijnenburg, W. G. M. (1996). Predicting soil–water partition coefficients for cadmium. Environmental Science and Technology,
Sukreeyapongse, O., Holm, P. E., Strobel, B. W., Panichsakpatana, S., Magid, J., & Hansen, H. C. B. (2002). pH-dependent release of cadmium, copper, and lead from natural and sludge-amended soils. Journal of Environment Quality,
UNDP/FAO. (1969). Mahaweli Basin of Sri Lanka (presented by S. S. de Silva). FAO Corporate Document Repository. Fisheries and Aquaculture Department.
US Environmental Protection Agency. (1983). Metals (atomic absorption methods) sample handling and preservation. In USEPA (Ed.), Methods for chemical analysis of water and wastes (pp. 58–61). EPA-600/4-79-020, Ohio, USA.
Wessa, P. (2009). Kendall tau rank correlation (v1.0.10) in Free software (v1.1.23-r4). Office for Research Development and Education. URL: http://www.wessa.net/rwasp_kendall.wasp/.
Wickramaarachchi, W. D. N. (2005). Irrigation water quality along the cascade system in the north east dry zone of Sri Lanka. Dissertation, Postgraduate Institute of Agriculture, University of Peradeniya, Sri Lanka.
Williams, C. H., & David, D. J. (1973). The effect of superphosphate on the cadmium content of soils and plants. Australian Journal of Soil Research,
11(1), 43–56. doi:10.1071/SR9730043.