In this paper, the content and distribution of pollutants in soil plant system typically polluted by irrigating farmland soil are discussed. The results show that some heavy metals accumulate in the soil. So far, it hasn’t brought about obvious endanger to plants in farmland and majority of heavy metals accumulate in the roots. It is one of feasible sewage revitalizing ways to enhance sewage irrigating management, by using farmland as the treatment system to eliminate pollution in foul water.