[Effects of acidic soil improvement on active-state Cd content in soil and Cd content in Ligusticum chuanxiong].

Cd content in Ligusticum chuanxiong can be reduced significantly by quicklime application,and the effect of high application of quicklime on Cd content in Ligusticum chuanxiong, soil pH values and percentage of active-state Cd in soil is more effective and steady.