Seeder A planting machine that takes crop seeds as sowing objects. A seeder used for a certain class or a certain type of work, often named after a crop type, such as a grain drill, a corn burrow drill, a cotton drill, a grass spreader, etc. The seeder reduces the height of the seed box and the ground, installs the multifunctional precision seeding device, saves materials, enhances the stability of the whole machine, and improves the uniform effect of sowing.