... ,including plough, planter/seeder(wheat,corn, soybean ), tractor(20HP--150HP), combine harvester(wheat ,corn,rice,potato), straw chopper and machine parts. Specification ... field at the same time.2. The standing straw poking chain of headers adopts automatically tightening spring, thus it is free ... of crushing and returning straws to fields. 4 Rows Corn Combine Harvester with peeling machine JY-YS-4B