REFERENCES
- Cunningham , S. C. , Berti , R. W. and Huang , J. W. 1995 . “ Remediation of contaminated soils and sludges by green plants ” . In Bioremediation of Inorganics Edited by: Hinchee , R. E. , Means , J. L. and Burris , D. R. Vol. 3 , 33 – 54 . Battelle
- Jørgensen , S. E. 1993 . Removal of heavy metals from compost and soil by ecotechnological methods . Ecological Engineering , 2 : 89 – 100 .
- Kumar , P. B. A. N. , Dushenkov , V. , Motto , H. and Raskin , I. 1995 . Phytoextraction: The use of plants to remove heavy metals from soils . Environ. Sci. Technol. , 29 : 1232 – 1238 .
- McGrath , S. P. , Sidoli , C. M. D. , Baker , A. J. M. and Reeves , R. D. 1993 . “ The potential for the use of metal-accumulating plants for the in situ decontamination of metal-polluted soils ” . In Integrated soil and sediment research: a basis for proper protection , Edited by: Eijackers , H. J.P. and Hamers , T. Vol. 24 , 673 – 676 . Kluwer Academic Press .
- Baker , A. J. M. and Brooks , R. R. 1989 . Terrestrial plants which hyperaccumulate metallic elements - a review of their distribution, eceology and phytochemistry . Biorecovery , 1 : 81 – 126 .
- Robinson , B. H. , Chiarucci , A. , Brooks , R. R. , Petit , D. , Kirkham , J. H. , Gregg , P. E. H. and De Domonicis , V. 1997 . The nickel hyperaccumulator plant Alyssum bertolonii as a potential agent for phytoremediation and phytomining of nickel . J. Geochem. Expl. , 59 : 75 – 86 .
- Blaylock , M. J. , Salt , D. E. , Dushenkov , S. , Zakharova , O. , Gussman , C. , Kapulnik , Y. , Ensley , B. D. and Raskin , I. 1997 . Enhanced accumulation of Pb in Indian mustard by soil-applied chelating agents . Environ. Sci. Technol. , 31 : 860 – 865 .
- Ernst , W. 1974 . Schwermetallvegetation der Erde , 179 Stuttgart : G. Fischer Verlag .
- Robinson , B. H. , Leblanc , M. , Petit , D. , Brooks , R. R. , Kirkman , J. H. and Gregg , P. E. H. 1998 . The potential of Thlaspi cearulescens for phytoremdiation of contaminated soils . Plant and Soil , 203 : 47 – 56 .
- Felix , H. R. 1997 . Field trials for in situ decontamination of heavy metals polluted soils using crops of metal-accumulating plants. Z. Pflanzenernähr . Bodenk. , 160 : 525 – 529 .
- Alloway , B. J. and Jackson , A. P. 1991 . The behaviour of heavy metals in sewage sludge-amended soils . Sci. Total Environm. , 100 : 151 – 176 .
- Erviö , R. 1991 . Acid-induced leaching of elements from cultivated soils . Annales Agriculturae Fenniae , 30 : 331 – 344 .
- Tichy , R. , Grotenhuis , J. T.C. and Rulkens , W. H. 1993 . “ Bioleaching of zinc-contaminated soils with Thiobacilli ” . In Integrated Soil and Sediment Research: A Basis for Proper Protection , Edited by: Eijsackers , H. J.P. and Hamers , T. Vol. 124 , 686 – 687 . Kluwer Academic Publishers .
- Tichy , R. , Fajtl , J. , Kuzel , S. and Kolár , L. 1997 . Use of elemental sulfur to enhance a cadmium solubilization and its vegetative removal from contaminated soil . Nutrient Cycling in Agroecosystems , 46 : 249 – 255 .
- Geiger , G. , Federer , P. and Sticher , H. 1993 . Reclamation of heavy metal-contaminated soils: field studies and germination experiments . J. Environ. Qual. , 22 : 201 – 207 . 201 – 207 .
- Krebs , R. , Gupta , S. K. , Furrer , G. and Schulin , R. 1999 . Gravel sludge as an immobilizing agent in soils contaminated by heavy metals - a field study . Water, Air and Soil Pollution , 00 : 1 – 15 .
- FAC. 1989 . Methoden für die Bodenuntersuchungen (Méthodespour l'analyse des sols) , Vol. 5 , Bern-Liebefeld : Eidgenössische Forschungsanstalt für Agrikulturchemie und Umwelthygiene .
- Gupta , S. K. and Aten , C. 1993 . Comparison and evaluation of extraction media and their suitability in a simple model to predict the biological relevance of heavy metal concentrations in contaminated soils. Intern . J. Environ. Anal. Chem. , 51 : 25 – 46 .
- Süsser , P. 1987 . Art, Menge und Wirkungsweise von Puffersubstanzen in Mineralbodenhorizonten forstlich genutzter Böden des Fichtelgebirges , Munich : Technical University of Munich, Fakultät für Landwirtschaft und Gartenbau, Lehrstuhl für Bodenkunde . PhD Dissertation
- SPSS . 1998 . Systat 8.0 , Chicago : SPSS Inc. .
- Schwertmann , U. , Süsser , P. and Nätscher , L. 1987 . Protonen-Puffersubstanzen in Böden. Z. Pflanzenernähr . Bodenk , 150 : 194 – 202 .
- Furrer , G. and Sticher , H. (1999) . “ Chemische Verwitterungsprozesse ” . In Handbuch der Bodenkunde , 1 – 15 . Ecomed .
- Kayser , A. 2000 . Evaluation and enhancement of phytoextraction of heavy metals from contaminated soils , Zürich : Swiss Federal Institute of Technology, Institute of Terrestrial Ecology . PhD Dissertation
- Kaupenjohann , M. and Hantschel , R. 1987 . Die kurzfristige pH-Pufferung von gestörten und ungestörten Waldbodenproben. Z. Pflanzenernähr . Bodenk , 150 : 156 – 160 .
- McBride , M. B. and Blasiak , J. J. 1979 . Zinc and copper solubility as a function of pH in an acid soil . Soil Sci. Soc. Am. J. , 43 : 866 – 870 .
- Tiller , K. G. , Gerth , J. and Brümmer , G. 1984 . The sorption of Cd, Zn and Ni by soil clay fractions: procedures for partition of bound forms and their interpretation . Geoderma , 34 : 1 – 16 .
- Arnfalk , P. , Wasay , S. A. and Tokunaga , S. 1996 . A comparative study of Cd, Cr(III), Cr(VI), Hg and Pb uptake by minerals and soil materials . Water, Air and Soil Pollution , 87 : 131 – 148 .
- Wenger , K. , Kayser , A. , Gupta , S. K. , Furrer , G. and Schulin , R. Comparison of NTA and elemental sulfur as potential soil amendments in phytoremediation . Soil and Sediment Contamination , submitted
- Kayser , A. , Wenger , K. , Keller , A. , Schulin , R. , Felix , H. R. and Gupta , S. K. 2000 . Enhancement of phytoextraction of Zn, Cd and Cu from calcareous soil: the use of NTA and sulfur amendments . Environ. Sci. Technol. , 34 : 1778 – 1783 .
- Kabata-Pendias , A. and Pendias , H. 1992 . Trace Elements in Soils and Plants , 365 CRC Press .
- Landberg , T. and Greger , M. 1996 . Differences in uptake and tolerance to heavy metals in Salix from unpolluted and polluted areas . Applied Geochemistry , 11 : 175 – 180 .
- Costa , G. and Morel , J. L. 1994 . Efficiency of H+-ATPase activity on cadmium uptake by four cultivars of lettuce . J. Plant Nutrition , 17 : 627 – 637 .