Analysis on polysaccharide in Ginseng Radix et Rhizoma Determination of relative molecular weight in polysaccharjde-2b of moutan(PSM2b Extracting technology optimization of polysaccharides from Panax ginseng by orthogonal test Analysis of polysaccharide from broken cellular wall and unbroken spore of Ganoderma lucidum Analysis on polysaccharide in Ginseng Radix et Rhizoma Quality evaluation of polysaccharide of ginseng injections from different manufacturers Extracting technology optimization of polysaccharides from Panax ginsengby orthogonal test Determination of high molecular weight substance in Reduning Injection by size exclusion chromatography