References
- Arnold , R. 2003 . Precepts of American pedology: Sharing our intellectual legacies . Soil Survey Horizons , 44 : 107 – 111 .
- Burt , R. 2004 . Soil Survey Laboratory Methods Manual, Version No. 4.0 Edited by: Burt , R. Washington, D.C. : U.S. Government Printing Office . (USDA‐NRCS. Soil Survey Investigations Report No. 42)
- Burt , R. and Mays , M. D. 1996 . Sample collection procedures for laboratory analysis in the United States soil survey program . Communications in Soil Science and Plant Analysis , 2 : 1293 – 1298 .
- Burt , R. , Wilson , M. A. , Mays , M. D. and Lee , C. W. 2003 . Major and trace elements of selected pedons in the USA . Journal of Environmental Quality , 32 : 2109 – 2121 .
- Holmgren , G. G.S. , Meyer , M. W. , Chaney , R. L. and Daniels , R. B. 1993 . Cadmium, lead, zinc, copper, and nickel in agricultural soils in the United States of America . Journal of Environmental Quality , 22 : 335 – 348 .
- Hudson , B. D. 1992 . The soil survey as paradigm‐based science . Soil Science of America Journal , 56 : 836 – 841 .
- Lee , B. D. , Graham , R. C. , Laurent , T. E. , Amrhein , C. and Creasy , R. M. 2001 . Spatial distribution of soil chemical conditions in a serpentinitic wetland and surrounding landscape . Soil Science Society of America Journal , 65 : 1183 – 1196 .
- Leenhardt , D. , Voltz , M. , Bornand , M. and Webster , R. 1994 . Evaluating soil maps for prediction of soil water properties . European Journal of Soil Science , 45 : 293 – 301 .
- Marques , J. J. , Schulze , D. G. , Curi , N. and Mertzman , S. A. 2004 . Major element geochemistry and geomorphic relationships in Brazilian Cerrado soils . Geoderma , 119 : 179 – 195 .
- Patterson , G. T. 1993 . “ Collection and preparation of soil samples: Site description ” . In Soil Sampling and Methods of Analysis Edited by: Carter , R. Martin . 1 – 4 . Boca Raton, , Florida : Lewis Publishers .
- Soil Conservation Service (USDA‐SCS Soil Survey Investigations Report No. 1) . 1984 . Procedures for Collecting Soil Samples and Methods of Analysis for Soil Survey Washington, D.C. : U.S. Government Printing Office .
- Soil Survey Division Staff (USDA Handbook No. 18) . 1993 . Soil Survey Manual Washington, D.C. : U.S. Government Printing Office .
- Soil Survey Staff (USDA‐NRCS, Agric. Handbook No. 436.) . 1999a . Soil Taxonomy: A Basic System of Soil Classification for Making and Interpreting Soil Surveys , 2nd ed. Washington, D.C. : U.S. Government Printing Office .
- Soil Survey Staff . 1999b . National Soils Handbook Washington, D.C. : U.S. Government Printing Office .
- Taylor , J. K. 1988 . Quality Assurance of Chemical Measurements Chelsea, Michigan : Lewis Publishers .
- Webster , R. 2000 . Is soil variation random? . Geoderma , 97 : 149 – 163 .
- Wilding , L. P. and Drees , L. R. 1983 . “ Spatial variability and pedology ” . In Pedogenesis and Soil Taxonomy, 1: Concepts and Interaction, Developments in Soil Science Edited by: Wilding , L. P. , Smeck , N. E. and Hall , G. F. 83 – 106 . Amsterdam, , The Netherlands : Elsevier .
- Wilson , M. A. and Burt , R. 2004 . NRCS soil geochemistry program developed . National Cooperative Soil Survey Newsletter , 28 : 7
- Wilson , M. A. , Anderson , S. P. , Arroues , K. D. , Southard , S. B. , D'Agostino , R. L. and Baird , S. L. 1994 . Publication of laboratory data in soil surveys . (National Soil Survey Center Soil Technical Note No. 6 Handbook 430‐VI Amendment 5), USDA‐NRCS, Lincoln, Nebraska