Chelate -induced phytoremediation of heavy metals in soil is one technique that combines chemical and biological methods.This paper mainly focuses on the principle ,effect factors and relevant research pro-gress of this technique .Finally the future research directions are discussed .%螯合剂辅助植物修复重金属污染土壤技术是一项具有良好应用前景的化学-生物联合修复技术。主要综述了该项技术的原理、影响因素及相关研究进展，并提出了今后研究工作的重点。
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