Starch separation process for the extraction of diosgenin from Dioscorea zingiberensis C.H. Wright;

Study on citric acid fermenting conditions of waste liquor after Dioscorea zingiberensis extrcting diosgenin;

Study on chemical pretreatment of saponin wasterwater;

Study on the separation of raw liquor of saponin hydrolyzing with nanofiltration;

Remediation of heavy metal contaminated soil using saponin;

Study on application of saccharifying enzyme in extraction of sapogenins in Dioscorea zingiberensis;

Wastewater Produced in Saponin of Dioscorea zingiberensis Productive Process whose components are complex contains much non-biodegradable sapogenin and surface activated matter, with puce color and high degree of acidity.

Study on purifying tea saponin by macroporous resin;

Research of removing metal ions from wastewater with mixed tea saponin and sodium lauryl sulfate by flotation;

Study on coagulation and ozonation in advanced treatment of diosgenin wastewater;

Degradation of diosgenin wastewater by supercritical water oxidation;

Aimed at the characteristics of diosgenin wastewater with high acidity,high salinity and high COD concentration,Candida utilis was used to treat it,the optimal parameters of the process were determined,and the pollutant removal effect was investigated.