以紫色参薯为原料，研究了参薯紫色素的提取方法及提取条件。
Study on the extraction of purplish red pigment from Solanum nigrum with resins;
采用硫酸苯酚显色，分光光度法测定了山药及其同属植物参薯中的多糖含量。
Spectrophotometric method was used for determination of polysaccharides in dioscorea opposita thunb collected from Henan, Shandong and Shanxi and dioscorea alata L from Guangdong and Guangxi.
采用硫酸苯酚显色，分光光度法测定了山药及其同属植物参薯中的多糖含量。
Spectrophotometric method was used for determination of polysaccharides in dioscorea opposita thunb collected from Henan, Shandong and Shanxi and dioscorea alata L from Guangdong and Guangxi.
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