... dung, mushroom res HYBB-1 gasifierstraw gasifier technology principle:In the plant biomass (including wood,weeds, pine needle, leaf, ... silicon, phosphorus, potassium, calcium element. the organic composition in the plant straw is mainly hemicellulose, cellulose whose mass fraction reaches ... the process is the carbon, hydrogen, oxygen etc.in the plant change into carbon monoxide, methane, hydrogen etc ...