4REEVES RD.Tropical hyperaccumulators of metals and their potential for phy-toextraction[J].Plant and Soil,2003,249(1):57-65.
5MulliganCN.Metalremovalfromcontaminatedsoilandsediments by the bio-surfactant [J].Environ Sci& Technol.1999,33 (21) : 3 812-3 820.
6Papassiopi N ,Tambouris S,Kontopeulos A.Removal of heavy metals from calcareous contaminated soil by EDTA leaching[J ]. Water Air Soil Pollution, 1999,109(5 ) : 1-15.
7Matlock M M, Henke K R.Aqueous leaching properties and environmental implications of cadmium, lead and zinc trimercaptotriazine (TMT) compounds [J].Water research, 2001,35(15) :3 649-3 655.
8T.S.Y.Choong,T.G.Chuah ,Y.Robiah ,et al. Arsenic toxicity, health hazards and removal techniques from water, an overview. Desalination.2007,217( 1-3 ) : 139-166.
