Pineapple’s skin is a fairly large agricultural wastes in Indonesia. Potential cellulose in a large pineapple’s skin can be used as a substrate in the production of cellulases that can add economic value to the pineapple’s ...

Sorghum is one of the potential materials in the manufacture of bioethanol. Sorghum has advantages over sugarcane and maize, that is a shorter harvest time, needs little water and a source of ethanol can be obtained from ...