... element to plants,crops promote growth, have powder and liquid form Calcium amino acid chelatedRBchem Organic trace element fertilizer include :Amino ... black heart,Cereal with lowfructification rate,can not form seed6.Calcium:New branch new leaf scorch,fruit cracking,Peanut ' ... will no fruit,Peach,orange fruit deformity,no sugar.8.Magnesium :Old leaf become yellow,photosynthesis weaken,Fruit crack,bad ...