The cytoplasm and intercellular fluid can be extracted from enzyme hydrolyzed cellulosicmaterial and pectin, then the laminarin can be obtained via separation and purification.
应用酶解技术将纤维质和果胶质水解,提取出细胞质和细胞间液,再经分离纯化可提取海带多糖。
3
Advanced biofuels from cellulosicmaterial - plant waste and wood - are better, because they don't compete directly with food, but they still need reasonably fertile land in which to grow.