The invention discloses a special antibacterial fertilizer for corn, which consists of 20-30% of nitrogen, 10-15% of phosphorus, 5-20% of potassium, and 3-5% of potassium phosphite. 5‑10% by weight of antibacterial substances. The antibacterial substance is formed by mixing 10%-15% of Vc, 15-20% of amino acid, 60-75% of water, 5-10% of vinegar, 3-7% of plant ash and 3-8% of livestock manure. Compared with the prior art, the special antimicrobial fertilizer for corn of the present invention has good quality, long fertilizer effect, high nutrient utilization rate, scientific proportioning, ensures nutrient utilization rate, increases yield by 10-15% per mu compared with conventional fertilization, and has better Economic benefits; reduce costs, improve fertilizer efficiency and antibacterial effect of fertilizers.