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

YaraLiva NITRABOR

YaraLiva Nitrabor is a unique granular fertilizer which contains fully soluble calcium and boron in combination with fast acting nitrate nitrogen to give a top quality, highly marketable produce.

YaraMila COMPLEX

YaraMila Complex is a premium, prilled nitrophosphate NPK (12-11-18 with sulphur and magnesium), designed to maximize crop yield and quality.

YaraTera CALCINIT

YaraTera Calcinit is a fully water soluble fertilizer, which contains fully soluble calcium in combination with fast acting nitrate nitrogen to give a top quality, highly marketable produce.

YaraTera DELTASPRAY 19-19-19

YaraTera Deltaspray 19-19-19 is a fully water soluble NPK fertiliser with balanced ratio of nutrients.

Read more about YaraTera DELTASPRAY 19-19-19

YaraTera KRISTA K

YaraTera KRISTA K (13-0-45) is a fully water soluble nitrogen and potassium fertilizer.

YaraTera KRISTA MAP

YaraTera KRISTA MAP (12-61-0) is a fully water soluble nitrogen and phosphorus fertilizer.