It is white or grey granular which dissolves in water absolutely .It is a new type high-efficient compound fertilizer .It contains nitrogen and calcium ,and also supplies nitrogen to plant quickly .the nutrient is more than ammonium nitrate ,and can be absorbed by the plant directly .This product is a neutral fertilizer and can improve the quality of soil .It can change the PH value of the soil ,loosen the soil ,reduce the density of active aluminium .Meanwhile ,it offers water soluble calcium and improve the resistance to the disease of plant .It can lengthen the florescence ,promote the root,stem,leaf to grow normally .Ensuring the color of the fruit is bright and the fruit candy can be increased.