NOVELTY - Humic acid organic/inorganic compound fertilizer production device comprises fermenting tank, crusher, fermenting pool, mixer, granulator and drying machine, conveyor (C1) fixed between fermenting tank and mixer, conveyor (C2) fixed between crusher and mixer, conveyor (C3) fixed between crusher and fermenting pool, conveyor (C4) fixed between fermenting pool and mixer, conveyor (C5) fixed between mixer and granulator, conveyor (C6) fixed between granulator and dryer, and dryer is provided with steam inlet and finished product outlet.    USE - The device is useful for producing humic acid organic/inorganic compound fertilizer for promoting growth of crops, and improving disease, cold and drought resistance in crops.    ADVANTAGE - The device produces fertilizer of good quality, which improves physical and chemical properties of soil, and enhances water and fertilizer retention capacity of soil without root burning.    DETAILED DESCRIPTION - Humic acid organic/inorganic compound fertilizer production device comprises fermenting tank, crusher, fermenting pool, mixer, granulator and drying machine, where the fermentation tank is provided with manure inlet, fiber decomposing bacteria inlet, ammonifying bacteria inlet, organic phosphorus decomposing bacteria inlet and yeast inlet, a conveyor (C1) fixed between the fermenting tank and mixer, the crusher is provided with straw inlet, cotton seed inlet, manure inlet, ammonium sulfate inlet, diammonium phosphate inlet and potassium sulfate inlet, a conveyor (C2) fixed between the crusher and mixer, a conveyor (C3) fixed between the crusher and fermenting pool, the fermenting pool is provided with water inlet, organic fertilizer fermenting agent inlet and ash inlet, a conveyor (C4) fixed between the fermenting pool and mixer, the mixer is provided with humic acid chelating microelement inlet, a conveyor (C5) fixed between the mixer and granulator, a conveyor (C6) fixed between the granulator and dryer, and the dryer is provided with steam inlet and finished product outlet.