Compound fertilizers have the advantages of high nutrient content, few auxiliary components, and good physical properties. They are very important for balanced fertilization, improving fertilizer utilization, and promoting high and stable crop yields. But it also has some disadvantages. For example, its nutrient ratio is always fixed, and the types, quantity and ratio of nutrient elements required by different soils and crops are diverse. Therefore, it is recommended to measure the soil before use to understand the texture and nutritional status of the field soil. In addition, pay attention to the combined application with unit fertilizer to obtain better results.

Foliar fertilizer granulator is used to force uniformly mixed soft materials under the squeeze of a roller to force the materials through a screen and cut by a scraper to obtain column-shaped particles with uniform length.