* Uses:- 1- Fast and completely soluble in water. 2- The compound is fast-acting to treat calcium deficiency, so it can be used sprayed or with irrigation. 3- It contributes to the prevention and treatment of cracks in fruits, as well as scars and spots. 4- Adding it prevents and treats blossom-end rot in fruits and improves their storage capacity. 5- It helps prevent burning of the edges of the leaves. 6- For the treatment and prevention of soft scars with apples and pears, as well as internal collapse. 7- Due to the important role of calcium in building cell walls, as it is included in the formation of the middle sheet (calcium pectate), as well as its storage capacity and improving its quality characteristics for trading and marketing. 8- It affects the growth and revitalization of the plant. 9- The high percentage of sugars in crops helps. *Method of use and rate:- First: Field crops, vegetables, and medicinal and aromatic plants - 1 liter/acre. Second: Fruit trees: - 1 liter / 400 liters of water and the number of preparations according to the type and size of trees.