... ,peanut vine, sweet potato seedlings, firewood, grass, straw, sawdust, wheat bran, furfural residue, sawdust, wood and so on agricultural and forest residues. Firstly ... , ostrich.Briquette fuel:Apply to life stove, heating furnace, gasifier, drying oven, hot water boiler, steam boiler and biogas production. Biomass briquette press machine 0086 18236905068