Zinc deficiency-Apples | Yara Australia

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Nutrients

Apples - Deformation

Symptoms
Typical symptoms of zinc deficiency are "little leaf" and "rosetting", caused by short internodes. Leafs are small, longish and partly yellow in colour. Often interveinal chlorosis is visible.

Reasons
Severe zinc deficiency

Apples - Shortening of internodes

Symptoms
Typical symptoms of zinc deficiency are "little leaf" and "rosetting", caused by short internodes.

Reasons
Severe zinc deficiency

Zinc deficiency made worse by

Organic soils
High pH soils
Soils rich in phosphorus
Soils receiving high phosphorus application
Cold wet conditions

Zinc is important for

Combats chlorisis and premature leaf fall
Improves resistance to cold weather and late frosts
Improves bud development
Improves flowering
Improves fruit set
Gives better skin finish
Reduces storage disorders