Value addition
Rice straw being a lingo-cellulosic material considers as a potential
source of carbon and renewable energy/bio energy. It can be used as a carbon
source for the production of mushroom. Various existing and emerging
technologies such as pyrolysis (biochar), bio-methanation (biogas), and
conversion to biofuels (such as briquettes, pellets, bio-compressed natural gas
[CNG], and bio-diesel) have been recommended for ex-situ use of paddy crop residues.
It can also be used as animal feed material.