Abel slow-release fertilizer produced by Sichuan Hongfu Yihua Chemical Fertilizer Co., Ltd. has a good effect. According to relevant public information, Abel slow-release fertilizer can help roots and leaves absorb and utilize nutrients such as nitrogen, phosphorus and potassium, and has the characteristics of multi-nutrition, long-term, stability, gentleness and no pollution, and can provide nutrients needed for crop development for a long time, so that crops can obtain a good growth state and promote good yield and quality.