Correct option is A
Die-back in citrus is commonly caused by copper deficiency. Copper plays a crucial role in lignin synthesis and enzyme activity, and its deficiency leads to drying of shoot tips and twig die-back.
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Die-back symptoms in citrus are observed due to the deficiency of
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Set B (Contribution)
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The most widely used vegetation index is
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Which one of the following is the active factor of soil formation?
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The highest category of soil classification system is
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The essentiality of Molybdenum was discovered by
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