Special fertilizer for booting stage of rice

The invention mainly relates to the technical field of planting and discloses a special fertilizer for a booting stage of rice. The special fertilizer is prepared from the following raw materials: ammonium chloride, concentrated superphoshpate, potassium dihydrogen phosphate, ferrous sulfate, copper sulfate, zinc sulfate, sodium selenite, bioactive substances and compound bacteria. The special fertilizer is balanced in nutrition and easy to use, and the rice in the booting stage can be uniformly sprayed with the fertilizer, so that the yield of the rice is increased by 9.3%, the morbidity is decreased by 7%, the manpower and material resources are saved, and the economic income of a planting farmer is increased by 17.2%; the fertilizer is rich in inorganic fertilizers, the bioactive substances and the compound bacteria, balanced in nutrition and convenient to absorb, so that the nutrients can be supplied, the differentiation and growth of spikes of rice are promoted, and the maturing rate reaches up to 92.1%;