Compound fertilizer

The invention relates to agricultural fertilizers, in particular to a compound fertilizer. The compound fertilizer comprises 20% of urea, 33% of calcium phosphate, 26% of ammonium chloride, 8% of attapulgite and 13% of humic acid. The compound fertilizer has the beneficial effects that the soil physical and chemical properties can be effectively improved, the soil PH value is adjusted, the activity of edaphon is promoted, the activity of soil enzyme is increased, the soil is loose, the phenomena such as soil hardening and desertification and the environment pollution caused by the fact that excessive inorganic fertilizers are applied to the soil are effectively prevented, plant physiological diseases are prevented, and the yield and quality of crops are improved.