References
References
- Tessier , A , Campbell , PG and Bisson , N . 1979 . Anal. Chem. , 51 : 844
- Sposito , G , Lund , LJ and Chang , AC . 1989 . Soil. Sci. Soc. Am. J. , 46 : 260
- Mann , SS and Ritchie , GSP . 1993 . Aust. J. Soil Res. , 31 : 255
- Kashem , MDA and Singh , BR . 1999 . Water, Air, Soil Pollution , 115 : 347
- Pérez Cid , B , Fernández Alborés , A , Fernández Gómez , E and Falqué López , E . 2001 . Anal. Chim. Acta , 431 : 209
- Alvarez A Cala V Vigil de la Villa R Acevedo N Agrochimica, XL 1996 117
- Encabo , C , Cala , V and Gutiérrez , A . 1997 . Bol. Geol. Min. , 108 : 57
- Gomes , PC , Fontes , MPF , da Costa , IM and De S. Mendoça , E . 1997 . R. Bras. Ci. Solo, Vicosa , 21 : 543
- CAM–CSIC Mapa de Asociaciones de Suelos de la Comunidad de Madrid 1990 p. 71
- FAO, FAO–UNESCO Soil Map of the World. Revised Legend, Soils Bull. 60, Rome: FAO 1990 p. 119
- USDA Soil Survey Laboratory Methods Manual Rep. No. 42 1996 p. 718
- Beckett PHT Advances in Soil Science 9 New York Springer-Verlag 1985 pp. 143–176
- Ross SM Toxic Metals in Soil–Plant Systems Ch. 3 Chichester John Wiley & Sons Ltd. 1994 pp. 63–152
- Bohn H McNeal B O’Connor G Soil Chemistry, 2nd Edn. New York John Whiley & Sons 1985 p. 341
- Tan KH Principles of Soil Chemistry New York Marcel Dekker 1982 p. 267
- Pickering , WF . 1981 . CRC Crit. Rev. Anal. Chem. , 20 : 223
- Lo , KSL , Yang , WF and Lin , YC . 1992 . Toxicol. Environ. Chem. , 34 : 139 – 153 .