Why should organic fertilizer be applied?

Why should organic fertilizer be applied? What's the reason? Please also know the netizens to help introduce that there are many farmers in the purchase of fertilizer, agricultural dealers will recommend organic fertilizer, but why use organic fertilizer? This is what many farmers do not understand, so the farming network sorted out the reasons for the application of organic fertilizer, the following is a brief explanation. Because formula fertilization can achieve the two goals of giving full play to soil fertilizer supply capacity and improving soil fertility at the same time, it is impossible to rely on chemical fertilizer alone, and organic fertilizer must be applied. The function of organic fertilizer can not only supply soil microbial activity and help to form soil aggregate structure, but also coordinate soil fertility factors such as water, fertilizer, gas and heat, enhance soil fertilizer conservation and supply capacity, and create conditions for high yield and high quality of crops. Therefore, formula fertilization is not a simple proportion of several chemical fertilizers, but should be based on organic fertilizers and the combined application of nitrogen, phosphorus, potassium, medium and trace elements, so that we can not only obtain high quality and high yield of crops, but also maintain and improve soil fertility. Why farm manure is mature before it can use the benefits of mixed use of organic fertilizer and chemical fertilizer