[Objectives] To determine the optimal extraction technology of flavonoids in Dendranthema indicum,and analyze the antioxidant activity of total flavonoids in D.
[Objectives] To screen the optimal macroporous resin for polysaccharide of Solanum nigrum L. [Methods] The polysaccharide content was taken as the indicator, an
[Objectives] The research aimed to extract green pigment from leaves of Arctium lappa L. and inspect its stability. [Methods] Ultrasound assisted method was use