... to plants,crops promote growth, have powder and liquid form Calcium amino acid chelatedRBchem Organic trace element fertilizer include :Amino Acid ... black heart,Cereal with lowfructification rate,can not form seed6.Calcium:New branch new leaf scorch,fruit cracking,Peanut ' can not ... growth ,empty shell,Tomato,pepper blossom-end rot,7.Boron:Roots death,Tea bud blight disease ,rape ,apple,will no ...