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Micronutrients

Exanthema in ...

Question

Exanthema in citrus is caused due to deficiency of

A

Cu

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B

Zn

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C

Fe

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D

Mn

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Solution

The correct option is C Cu
Copper is an essential micronutrient for plants. Deficiency of copper may lead to diseases like dieback, exanthema, exuding gummy substances, apical necrosis of young leaves extending towards base along the margins (called as reclamation), blackening of potato tuber etc.

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