Analysis and Determination of the Content of Trace Elements in Alisma orientalis and Its Cultivating Soil and Water

To probe the intrinsic causation of the generation of authenticity of Alisma orientalis,17 kinds of trace elements in the samples of Alisma orientalis and its cultivating soil and water,which were sampled from the arthentic and non-authentic regions were examined and compared under the guidance of modern trace element method.