The adsorption mainly influenced by organic and clay content,which were positively correlated with Kd values ,the R2 values respectively were 0.9364 and 0.95.But the cation was not correlated with Kd values.

• 其吸附性能K_d值与土壤有机质含量、粘粒含量有很大的关系，两者的相关系数R~2分别为0.；9364和0