Plough, Harrow, Seeding Machine manufacturer / supplier in China, offering The Tractor Rotary Tillage Ridging and Mulching Machine Is Used for Sweet Potatoes, Potatoes, Vegetables, etc, 2-8 Row Tractor Drives a Corn Sowing and Fertilizing Integrated Machine, Pto Tractor Rear-Mounted Deep Digging Disc Trencher Orchard Trencher and so on.