... soil crushing after plowing, presowing plowing, chessom, clay fertilizer blending, stubbing in the light soil, etc. The ... and fertilizer mix up, and clean away the stubble of plants. With the reasonable structure, the machine is ... , potato planting (harvest) machine, cultivator, subsoiler, seeder, leveler, ridger, trencher, stubble cleaner, earth auger, fertilizer distributor, farm trailer, and ...