Liquid potassium dihydrogen phosphate and its production process

The liquid potassium dihydrogen phosphate fertilizer is the fertilizer prepared by using the following raw materials: phosphorus pentoxide, potassium hydroxide, nitrogen, agricultural rare earth nitrate, disodium ethylene diamine tetracetate, adhesion agent, penetrating agent, ferrous sulfate, cupric sulfate, zinc sulfate, manganese sulfate, boric acid and amine molybdate. Said fertilizer is a light yield liquid, its concentration is uniform and its solution is stable, its phosphorus content and potassium content can be tp about 16-32. It can meet the requirements for nutrients of every growth period, and can promote growth and development of plants, and can improve soil structure and raise utilization rate of fertilizer, and its production process is simple and cost is low.