Phytoremediation is an ideal measure used for controlling heavy metal pollution in soils because of its several advantages. However, there are some limiting factors about it. Based on a number of research data, this paper briefly reviews and introduces number of successful repair cases ofphytoremediation, and analyzes the characteristics, mechanism, and limiting factors of it, the practical bioremediation technology of plant combined with microorganism is also discussed in this paper, in order ...