Precision seeder suitable for corn breeding plot test

The invention relates to the technical field of corn planting, and particularly provides a precision seeder suitable for corn breeding plot experiments, the precision seeder comprises a rack, the inner side of the rack is provided with a plurality of blanking mechanisms, the two sides of the rack are rotatably provided with connecting rods, a mounting rack is mounted between the two connecting rods, and the mounting rack is provided with a plurality of feeding mechanisms; the device comprises a rack, a mounting frame is arranged on the upper end face of the rack, multiple sets of elastic supporting mechanisms are arranged on the rear end face of the mounting frame, the top wall of the inner side of the mounting frame is correspondingly connected with a seeding mechanism through the arranged multiple sets of supporting mechanisms, and the seeding mechanism communicates with the interior of a discharging mechanism; according to the invention, a plurality of groups of storage boxes capable of automatically and s