Studies on dynamic variation of six isoflavones contents in rhizomes of Belamcanda chinensis / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study the monthly dynamic variation of the contents of six isoflavones in the rhizomes of Belamcanda chinensis cultivated in Nanjing, and decide optimum harvesting times.</p><p><b>METHOD</b>HPLC method was used to determine the contents of six isoflavones in the samples collected at different times.</p><p><b>RESULT</b>It was shown that the total contents of six isoflavones in the rhizomes of B. chinensis collected in April were the highest.</p><p><b>CONCLUSION</b>The most optimum collecting time of rhizomes of B. chinensis cultivated in Nanjing should be in April.</p>