Organic fertilizer derived from waste or litter, including information, plants, animals often have macronutrient is nitric phosphorus and potassium (NPK) compared with chemical fertilizers for agricultural chemical manures. Synthesis of inorganic almost all intended to fill in the soil for plants to grow only. Chemical fertilizers can be produced on a formula of the ratio of NPK ratio of nutrients to be used exactly as 15-15-15, 16-20-0 and 13 - 13 - 21 and with the use of organic fertilizers should be. improve the quality and fertility of the soil to support the growth and yield better.
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