Ahumada, I., Mendoza, J., Escudero, P. & Ascar L. 2001. Effect of acetate, citrate and lactate incorporation on distribution of cadmium and copper chemical forms in soil. Communications in Soil Science and Plant Analysis, 32, 771-785. [OpenAIRE]
Allan, R. 1997. Introduction: Mining and metals in the environment. Journal of Geochemical Exploration, 58, 95-100.
Alloway, B. J. 1990. Soil processes and the behaviour of metals. In: Heavy Metals in Soils. (ed. B.J. Alloway), pp 7-29, John Wiley & Sons, Inc., New York..
Alloway, B.J. & Jackson. 1991. The behaviour of heavy metals in sewage sludge amended soils. Science of the Total Environment, 100, 151-176. [OpenAIRE]
Archer, I., Marshman, N.A. & Salomons, W. 1988. Development of a revegetation programme for copper and sulphide-bearing mine wastes in the humid tropics. In: Environmental Management of Solid waste - Dredged Material and Mine Tailings. (eds W. Salomons, U. Förstner), pp 166-184. Springer-Verlag, Berlin.
Asadu, C.L.A., Ucheonye-Oliobi, C. & Agada, C. 2008. Assessment of sewage sludge application in southeastern Nigeria. Part 1: Impact on selected soil morphological and physical properties. Outlook on Agriculture, 37, 57-62.
Ashworth, D.J. & Alloway, B.J. 2007. Complexation of copper by sewage sludge-derived dissolved organic matter: Effects of soil sorption behaviour and plant uptake. Water Air and Soil Pollution, 182, 187-196. [OpenAIRE]
Askaer, L., Schmidt, L.B., Elberling, B., Asmund, G. & Jónsdóttir, I.S. 2008. Environmental impact on an arctic soil-plant system resulting from metals released from coal mine waste in Svalbard (78º N). Water, Air and Soil Pollution. In press. [OpenAIRE]
Baham, J. & Sposito, G. 1983. Chemistry of water-soluble, metal-complexing ligands extracted from an anaerobically-digested sewage sludge. Journal of Environmental Quality, 12, 96-100.
Basta, N.T. & Sloan, J.J. 1999. Bioavailability of heavy metals in strongly acidic soils treated with exceptional quality biosolids. Journal of Environmental Quality, 28, 633-638.
Bellaloui, A., Chtaini, A., Ballivy, G. & Narasiah, S. 1999. Laboratory investigation of the control of acid mine drainage using alkaline paper mill waste. Water, Air and Soil Pollution, 111, 57-73.
Bengough, A.G. & Mullins, C.E. 1990. Mechanical impedance to root growth: a review of experimental techniques and root growth responses. European Journal of Soil Science, 41, 341- 358. [OpenAIRE]
Bennie, A.T.P. & Burger, R.T. 1988. Penetration resistance of fine sandy apedal soils as affected by relative bulk density, water content and texture. Journal of Soil Science, 41, 341- 358.
Bergholm, J. & Steen, E. 1989. Vegetation establishment on a deposit of a zinc mine wastes. Environmental Pollution, 56, 127-144.
Blowes, D.W. & Ptacek, C.J. 1994. Acid-neutralization mechanisms in inactive mine tailings. In: The Environmental Geochemistry of Sulfide Mine-wastes. Short Course Handbook. Vol 22. (eds D.W. Blowes, & J. L. Jambor), pp. 271-292. Waterloo, Ontario.