... device, travelling mechanism, protective device and brackets. The raw materials can be cornstalk, straw, Soybean stem, branch, bark, slab, ... grass stem, sugarcane and so on. The finished product can be used for breeding, animal husbandry, paper making, methane ... , diesel engine or 30-50 hp tractor Stucture straw crusher including:feeding structure, chopping structure, throwing structure, driving ...