Organic fertilizer mainly refers to fertilizers formed by fermenting and decomposing after various periods of animals and plants.
It is rich in organic matter and various nutrients, it not only provides nutrients directly to crops, but also activates potential nutrients in the soil, enhances microbial activity, and promotes material conversion. The application of organic fertilizer can also improve soil physical and chemical properties, improve soil fertility, and prevent soil pollution, which is not available in fertilizers. Organic fertilizer can help any plant to supplement nutrients and benefit plant development. It has no harmful side effects compared to chemical fertilizers.
But organic fertilizer nutrient content is low and the fertilizer efficiency is slow,.In the strong period of crop growth, organic fertilizer often cannot meet the nutrient demand of crops in time.