Baseline concentrations of some trace elements in Alfisols of Sri Lanka

Acosta, 2011, Salinity increases mobility of heavy metals in soils, Chemosphere, 85, 1318, 10.1016/j.chemosphere.2011.07.046 Bandara, 2008, Chronic renal failure in cascade irrigation systems in Sri Lanka associated with elevated dietary cadmium levels, rice and fresh water fish (Thilapia), Environ. Geochem. Health, 30, 465, 10.1007/s10653-007-9129-6 Breckenridge, 1998, Determination of background concentrations of inorganics in soils and sediments at hazardous waste sites, Environ. Monit. Assess., 51, 621, 10.1023/A:1005808031053 Chandrajith, 2005, The abundances of rarer trace elements in paddy (rice) soils of Sri Lanka, Chemosphere, 58, 1415, 10.1016/j.chemosphere.2004.09.090 Chandrajith, 2008, Geochemical characteristics of sediments from a reservoir (tank) ecosystem in Sri Lanka, Paddy Water Environ., 6, 363, 10.1007/s10333-008-0133-y Chen, 1998, Assessment of P concentrations in different types of Florida surface soils, Proc. Soil Crop Sci. Soc. Fla., 58, 16 Chen, 1999, Baseline concentrations of 15 trace elements in Florida surface soils, J. Environ. Qual., 28, 1173, 10.2134/jeq1999.00472425002800040018x Chen, 2001, Arsenic background concentrations in Florida, U.S.A. Surface soils: determination and interpretation, Environ. Forensic, 2, 117, 10.1006/enfo.2001.0050 Dudka, 1993, Baseline concentrations of As, Co, Cr, Cu, Ga, Mn, Ni and Se in surface soils, Poland, Appl. Geochem., 2, 23, 10.1016/S0883-2927(09)80005-X Gee, 2002, Particle size analysis, 383 Gough, 1994, Baseline element concentrations in soils and plants, Bull Island, Cape Romain National Wildlife Refuge, South Carolina, USA, Water Air Soil Pollut., 74, 1, 10.1007/BF01257145 Gray, 1999, Solubility, sorption and desorption of native added cadmium in relation to properties of soils in New Zealand, Eur. J. Soil Sci., 50, 127, 10.1046/j.1365-2389.1999.00221.x Holmgren, 1993, Cadmium, lead, zinc, copper, and nickel in agricultural soils of the United States of America, J. Environ. Qual., 22, 335, 10.2134/jeq1993.00472425002200020015x Indraratne, 2010, Mineralogy of the soils of Sri Lanka, 59 Indraratne, 2011, Assessment of phosphate and cadmium levels in water and sediments of selected water resources in the dry zone of Sri Lanka, 325 Jia, 2010, Heavy metals in soil and crops of an intensively farmed area: a case study in Yucheng City, Shandong Province, China, Int. J. Environ. Res. Public Health, 7, 395, 10.3390/ijerph7020395 Luo, 2007, Effects of land use on concentrations of metals in surface soils and ecological risk around Guanting Reservoir, China, Environ. Geochem. Health, 29, 459, 10.1007/s10653-007-9115-z Ma, 1997, Concentrations and distributions of eleven metals in Florida soils, J. Environ. Qual., 26, 769, 10.2134/jeq1997.00472425002600030025x McGrath, 1999, The significance of heavy metal and organic micro pollutants in soils, 278 McLaughlin, 1997, Cadmium in Australian potato tubers and soils, J. Environ. Qual., 26, 1644, 10.2134/jeq1997.00472425002600060026x Mermut, 1996, Trace element concentrations of selected soils and fertilizers in Saskatchewan, Canada, J. Environ. Qual., 25, 845, 10.2134/jeq1996.00472425002500040028x Mico, 2006, Assessing heavy metal sources in agricultural soils of a European Mediterranean area by multivariate analysis, Chemosphere, 65, 863, 10.1016/j.chemosphere.2006.03.016 Nelson, 1996, Total organic carbon and organic matter, 361 Pendias, 2001 Premarathna, 2011, Trace metal concentration in crops and soils collected from intensively cultivated areas of Sri Lanka, Pedologist, 54, 230 Qishlaqi, 2007, Statistical analysis of accumulation and sources of heavy metals occurrence in agricultural soils of Khoshk River Banks, Shiraz, Iran, Am. Eurasian J Agric. Environ. Sci., 2, 565 Rout, 2013, Application of chemometric methods for assessment of heavy metal pollution and source apportionment in Riparian zone soil of Ulhas River estuary, India, Int. J. Environ. Sci., 3, 1485 Sabiene, 2004, Determination of heavy metal mobile forms by different extraction methods, Ekologija, 36 Schulin, 2010, Trace element-deficient soils, 175 Shah Silva, 2010, Dry-zone soils derived from erosional surface, 79 Soil Survey Staff, 2014 Sposito, 1982, Trace-metal chemistry in arid-zone field soils amended with sewage-sludge. Comparative study of the fulvic acid fraction, Soil Sci. Soc. Am. J., 46, 265, 10.2136/sssaj1982.03615995004600020010x Tahri, 2005, Multivariate analysis of heavy metal contents in soils, sediments and water in the region of Meknes (central Morocco), Environ. Monit. Assess., 102, 405, 10.1007/s10661-005-6572-7 Zhang, 2008, Baseline concentrations and spatial distribution of trace metals in surface soils of Guangdong Province, China, J. Environ. Qual., 37, 1752, 10.2134/jeq2007.0531