白及多糖提取工艺的研究
Study on Extraction Process of Polysaccharide from Bletilla striata
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Abstract: OBJECTIVE To improve the technology of extracting polysaccharide from Bletilla striata(Thunb) Reichb.f.and provide theory basis for the product development.METHODS Several new technologies used in the experiment include soaking for 24 h before decoction a