Uniform fertilization device for improving saline-alkali soil

The utility model relates to the technical field of soil improvement, in particular to a uniform fertilizing device for improvement of saline-alkali soil, which comprises a workbench, a stirring mechanism is arranged at the top of the workbench and comprises a mixing box, and a first rotating motor is fixedly mounted at the top of the mixing box. A rotating rod is fixedly installed at the output end of the first rotating motor, the bottom of the rotating rod penetrates through the mixing box and is movably connected with the bottom of an inner cavity of the mixing box through a bearing, the outer ring of the rotating rod is fixedly sleeved with a smashing rod, a liquid pump is fixedly installed at the top of the workbench, and a liquid outlet disc is fixedly installed at the bottom of the workbench. A compaction mechanism is arranged on the left side of the bottom of the workbench. Through cooperative use of the electric telescopic plate, the pressing cylinder and the cleaning brush plate, the compaction devi