At normal temperature, kudzu vine root is washed, crushed, filtered and separated with ultrafiltering meal membrane to separate kudzu vine root starch, protein and natural pigment; the filtrate with flavone medicine component is captured with stainless steel nanomembrane and made into flavone medicine extract. Water is reused circularly and the dreg is mixed with cellulolase to produce high-quality feed. The production process has no waste exhaust and can utilize kudzu vine root resource comprehensively. |