So in order to reduce the pollution degree of the organic waste and gain the SCP byusing the waste as a resource ,we can make the yeast grow in the Diosgenin productionwastewater by controlling the factors.

• 可控制条件让酵母菌在皂素生产废水中生长，既达到废水处理的目的，又可回收酵母单细胞蛋白(SCP )，从而实现废水的资源化利用。