This paper introduce the me thods of isolasting Kudzuvine root s tarch and isoflavone.The factors affecting the isoflavone quantity attached to t he isolated starch is also con-cerned.

• 本文介绍了葛根淀粉和葛根黄酮的分离提取的各种方法,对葛根淀粉提取中对根黄酮保留量的因素进行了论述。