- Iron (Fe) is essential for crop growth and production. Iron is a component of many enzymes associated with energy transfer, nitrogen reduction, and fixation.
- In high pH, soil iron turns into an unavailable form.
- Young leaves are chlorotic in iron-deficient plants.
- Pale yellow mottling starts at the base of the leaves and spreads upward along the midrib and outward along the veins.
- Its deficiency can be corrected by spray @150-200g/acre ferrous sulfate till the chlorotic symptoms do not appear on young leaves.
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