Nitrogen deficiency on orange-Citrus

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Nutrients

Citrus - Chlorosis

Symptoms
The older leaves are pale green to yellow and abscise. The life of a leaf can be shortened from 1-3 years to 6 months. The leaf veins have a clear colour tending to white.

Reasons
Nitrogen deficiency Sulfur deficiency causes similar symptoms, but it begins at the younger leaves and the veins are usually green.

Nitrogen deficiency on orange made worse by

Low or high pH soils
Sandy or light soils (leaching
) Low organic matter
Drought conditions
High rainfall (leaching) or heavy irrigation
Addition or high levels of non-decomposed organic matter/manure (eg straw)
Fast growing crops

Nitrogen is important for

Foliage lusher and greener
Shoot growth vigour increased
Fruit set/crop load increased
Yield is increased
Juice quantity and quality improved (acidity and soluble solids increased)

Yara recommended fertilizers for Nitrogen

YaraMila 12-11-18 +3MgO +8S +TE

Citrus: Mature phase, apply 50-200g/tree every 2 months

Read more about YaraMila 12-11-18 +3MgO +8S +TE

YaraMila 16-16-16

Citrus: Immature phase, apply 5-20g/tree every 2 months

YaraLiva NITRABOR

Citrus: Mature phase, apply 50-200g/tree every 2 months