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In leucerne, resistance to spotted aphid is associated with:
Question

In leucerne, resistance to spotted aphid is associated with:

A.

Low sinigrin in leaves

B.

High silica content in leaves

C.

High saponin in leaves

D.

None of these

Correct option is C


Resistance to spotted alfalfa aphid in leucerne is linked with high saponin content in leaves, which acts as a natural deterrent. Correct answer: (c).

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