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- [2] Background Levels of Metals in Soils, McMurdo Station, Antarctica Environmental Monitoring and Assessment, 1998, 50 : 289 - 296
- [3] BACKGROUND LEVELS OF HEAVY-METALS IN OHIO FARM SOILS OHIO AGRICULTURAL RESEARCH AND DEVELOPMENT CENTER RESEARCH CIRCULAR, 1983, (275): : 1 - 15
- [5] Background study of arsenic: Concentrations at a Rhode Island site CONTAMINATED SOILS, SEDIMENTS AND WATER: SCIENCE IN THE REAL WORLD, VOL 9, 2005, 9 : 287 - 297
- [7] BACKGROUND LEVELS EVALUATION: TWO CASE STUDIES CONCERNING METALS IN SOILS CONSOIL 2008: THEME D - RISKS & IMPACTS, VOLS 1 AND 2, 2008, : 273 - 282
- [8] Protecting against rising sea levels in rhode island 1600, Placer Management Corp. (52): : 7 - 8
- [9] Background levels of micronutrients and heavy metals in sewage-irrigated soils and crops in Haryana INDIAN JOURNAL OF AGRICULTURAL SCIENCES, 2004, 74 (03): : 156 - 158