It is the high-efficient compound fertilizer including nitrogen and quick -acting calcium. Its fertilizer efficiency is quick, there is characteristic of mending the nitrogen fast. It is widely used in the greenhouse and large area farmland. Can improve the soil, it increase the granule structure and makes the soil not lump. While plating such crops as industrial crops, flowers, fruit, vegetables, etc, this fertilizer can lengthen, florescence, impel root, stem and leaf to grow.