1.Pick up corn,Smashing the straw , 2.peeling off the cortex of corn 3.Easy to operate ... ,including plough, planter/seeder(wheat,corn, soybean ), tractor(20HP--150HP), combine harvester(wheat ,corn,rice,potato), straw chopper and machine parts. Specification ... straw crushing and returning to field at the same time.2. The standing straw poking chain of headers adopts automatically tightening ...