12-15-5; It is a basic organomineral fertilizer with a zinc content of NPK, which is obtained by mixing a high content of organic matter, humic acid, nitrogen, phosphorus and potassium. Since zinc is an element that the plant needs during its growth phase, its use in zinc-deficient soils offers great advantages. 12-15-5; Not only does it contain the main nutrients from each period of the plant, but it also contributes to the healthy development of the plant thanks to the organic matter and zinc content. In addition to grain; It is widely used in potatoes, onions, corn, oil seeds, citrus fruits, fruit trees, and in vegetable growing. It should be applied to the seed or root depth just before and during planting.