The research on extraction yield of Auricularia auriculars polysaccharides from thick powder and ultra-fine powder by acid method in this paper.

• 通过酸法(柠檬酸-柠檬酸钠缓冲液)提取黑木耳多糖,并比较粗粉和超微粉多糖的提取率,分别通过正交试验确定了黑木耳粗粉与超微粉多糖的最佳提取因素。