Iron is necessary for many enzyme function and  as a catalist for the synthesis of cholophyl. It is essencial for he young growing parts of the plant.

Defficiancies

Pale leaf colour of leaves followed by yellowing of leaves and large veins.

Under condition of high PH iron is unavailable to plants.

When soil are alkaline iron may be abandonde but unavailable application of iron chelated should correct the problem.

 

Dosage : 
1 gm per Lter water / For Drip 500 gm per acre.