Function characteristics: 1, spraying fruit trees, crops can quickly replenish the required calcium and various trace elements, can treat crop variety of deficiency syndrome, physical disabilities, etc.; 2, prevent the fallen petal fruit drop, increase fruit setting rate, fruit enlargement, increase fruit weight, prevent dehiscent fruit, shrinkage fruit, small fruit, deformity fruit physiological diseases; 3, prevent and cure calcium causes necrosis of root, leaf etiolation, growing point necrosis, lobular clusters, section shrinkage volume leaves, dysplasia, peel dead spot, bitter water pox disease, heart disease, black heart, tipburn, hollow, navel rot, fusarium semitectum and other physiological diseases; 4, after the plant, leaf green leaves thick, root developed, fruit surface and comely, high hardness, a significant increase in resistance of crops, improve the quality of the fruit, increase the resistance to storage of fruits. Method of use: 1000-1500 times foliar spraying.