REFERENCES
- Ahsan N., Lee D.G., Lee S.H., Kang K.Y., Lee, J.J., Kim P.J., Yoon H.S., Kim J.S., Lee B.H. (2007) Chemosphere, 67, 1182–1193.
- Bernhardt E.S., Barber J.J., Pippen, J.S., Taneva L., Andrews J.A., Schlesinger W.H. (2006) Biogeochemistry, 77, 91–116.
- Buchmann N. (2000) Soil Biol. Biochem., 32, 1625–1635.
- Chen Z.S., Lee D.Y., Lin C.F., Lo S.L., Wang Y.P. (1996) In: Contaminants and the Soil Environment in the Australasia-Pacific Region (R. Naidu, R.S. Kookuna, D.P. Oliver, S. Rogers, M.J. McLaughlin, Eds.), Kluwer Academic Publishers, Boston, London, 691–709.
- Conder J.M., Lanno R.P., Basta N.T. (2001) J. Environ. Qual., 30, 1231–1237.
- Dirilgen N. (2001) Turk. J. Chem., 25, 173–179.
- Fent K. (2002) In: Proceedings of EUROTOX 2002. The XL European Congress of Toxicology, Toxicol. Lett., 140–141, 353–365.
- Fliessbach A., Martens R., Reber H.H. (1994) Soil Biol. Biochem., 26(9), 1201–1205.
- Giller K.E., Witler E., McGrath S.P. (1998) Soil Biol. Biochem., 30, 1389–1414.
- Illeris L., Michelsen A., Jonasson S. (2003) Biogeochemistry, 65, 15–29.
- Kabata-Pendias A., Pendias H. (2001) Trace elements in soils and plants (3rd edition), CRC Press LLC, Boca Raton, Florida, USA. p. 365.
- Kazlauskienė N., Marčiulionienė D., Montvydienė D., Svecevičius G., Vosylienė M-Z. (2003) Environ. chem. Phys. (Lithuania), 25(3), 116–122.
- Liess M., Schäfer R.B., Schriever C.A. (2008) Sci. Total Environ., 406, 484–490.
- Lock K., Janssen C.R. (2001) Environ. Sci. Technol., 35, 4295–4300.
- Loureiro S., Santos C., Pinto G., Monteiro M., Nogueira A.J.A., Soares A.M.V.M. (2006) Arch. Environ. Contam. Toxicol., 50, 182–190.
- Lyubenova M., Kalchev R. (2009) Small Practicum of Ecotoxicology, An-Di, Sofia, pp.154–155, p. 305 (in Bulgarian).
- McKenna I.M., Chaney R.L., Williams F.M. (1993) Environ. Pollut., 79, 113–120.
- Mo J.M., Zhang W., Zhu W.X., Gundersen P., Fang, Y.T., Li D.J., Wang H. (2008) Glob. Change Biol., 14, 403–412.
- Montvydienė D., Marčiulionienė D. (2007) Polish J. Environ. Stud., 16(5), 777–783.
- Nalcaci O.O., Ozgen S., Ovez B. (2010) J. Environ. Eng., 136(11), 1260–1266.
- Newman M.C., Clements W.H. (2008) Ecotoxicology. A Comprehensive Treatment, CRC Press, p. 852.
- Ninov N. (2002) In: Geography of Bulgaria, ForCom Press, Sofia, 300–303 (in Bulgarian).
- OECD (2006) Terrestrial plant test: Seedling emergence and seedling growth test, OECD—Organization for Economic Cooperation and Development, Paris, p. 16.
- Radomir Metal Industries JSC, http://radomirmetalindustries.com/en/application/index
- Radomir Municipality Municipal Development Plan 2006–2013, pp. 20, 21, 29–30 http://www.radomir.bg/Files.php?type=15
- Rahul S., Chaoui A., El-Ferjani E. (2008) Acta Physiol. Plant., 30, 451–456.
- Ranjard L., Lignier L., Chaussod R. (2006) Appl. Environ. Microbiol., 72(2), 1684–1687.
- Renella G., Ortigoza A.L.R., Landi L., Nannipieri P. (2003) Soil Biol. Biochem., 35, 1203–1210.
- Sawyer C.N., P.L. McCarty, Parkin G.F. (2003) Chemistry for Environmental Engineering and Science, 5th Ed., New York, McGraw-Hill, p. 752.
- Shen Z.G., McGrath S.P., Zhao F.J. (1996) In: Proceedings of First International Conference on Contaminants and the Soil Environment in the Australasia-Pacific Region, CSIRO (R.S. Kookuna, S. Bakaran, D.P. Oliver, R. Hamon, A. Kerekes, R. Naidu, Eds.), Adelaide, Glenelg Press Publisher, Australia, pp. 321–322.
- Sresty T.V.S., Madhava Rao K.V. (1999) Environ. Exp. Bot., 41(1), 3–13.
- Terrell J.W., Cade B.S., Carpenter J., Thompson J.M. (1996) Transactions of the American Fisheries Society, 125, 104–117.
- Velev St. (2002) In: Geography of Bulgaria, ForCom Press, Sofia, 155–157.
- World Bank (1992) Bulgaria Environmental Strategy Study, Report No.10142, Washington DC., March 17.
- Wuana R.A., Okieimen F.E. (2010) African Journal of General Agriculture, 6(4), 275–287.