Self-adaptive fertilizing and sowing all-in-one machine

A self-adaptive fertilizing and seeding all-in-one machine comprises a tractor, a guide cross beam is connected to the rear of the tractor, a rack cross beam is connected to the rear of the guide cross beam, and a plurality of movable seats are arranged between the guide cross beam and the rack cross beam; the movable seat is connected with a longitudinal guide rail beam, the other end of the longitudinal guide rail beam is arranged on a rear cross beam, and a pressing wheel is arranged below the rear cross beam; a fertilization seeder is arranged on the longitudinal guide rail beam and can move along the length direction of the longitudinal guide rail beam. Different from existing seeding equipment, in the continuous moving process of the tractor, the fertilization seeder can adjust the planting spacing according to the planting spacing of specific placed crops, and in the structure, the fertilization seeder can supplement seeds in the moving process of the tractor. 一种自适应施肥播种一体机，包括拖拉机，所述拖拉机后连接有导向横梁，所述导向横梁后连接