Phosphorus 
              Deficiency Symptoms : 
              Retarded growth  premature dropping of older leaves partial die-back from the tip small green  younger leaves are borne at the tips of the branches.  Some branches show die back. Leaf tip necrosis  and premature abscission of leaves. 
              Correction Measure
                :                
              Soil application  of single super phosphate or foliar application of ortho phosphoric acid 0.5  %thrice. 
                
                
                
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