Profile: Johnson Mfg. manufactures line of nut machines that included tree knocker, nut sweeper and nut harvester. Our products include trailers, farm equipment, steel sales, cotton stalk shredder, tillage equipment and vine trainers. Our cotton stalk shredder is the ideal tool to eliminate cotton stalks in fields. It undercuts the roots, pulls the stalks out of the ground and shreds the material in a flail type shredder. Our bed shaper used for precision planting and applying fertilizer and insecticide.