【摘要】 介绍了晚近 10年来土壤重金属污染的基础研究及在研究过程中表征重金属污染的若干指数 ,简要地说明了重金属对动物、植物造成的危害并分析了影响重金属污染的若干因素 .重点阐述重金属污染植物修复的方法和技术 (植物萃取、根际过滤、植物挥发和植物固定 ) ,剖析了该法的优势与不足 ,最后指出该方法未来的研究趋势 .更多还原

【Abstract】 This paper compendiously recommends the research area in soil heavy metal contamination and several indexes indicated heavy metal contamination during the research in the past 10 years. It also briefly introduces the harm that heavy metal caused to animals and plants and several factors influenced soil heavy metal contamination.Furthermore thc paper detailed emphasizes phytoremediation methods and technologies in soil heavy metal contamination. It mainly concludes phytostabilization, phytovolatilization, phytoextraction, Rhizofiltration. And then the writer analyzes the advantages and disadvantages of this method. In the end, it briefly points out the tendency of this method in the future research.更多还原