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Yellowish edges appear in leaves deficie...

Yellowish edges appear in leaves deficient in

A

potassium

B

calcium

C

magnesium

D

phosphorus.

Text Solution

Verified by Experts

The correct Answer is:
A
Potassium `(K^(+))` is usually found in the growing regions of plants. It is one of the constituents of the protoplasm in the scarcity of potassium, the normal edges of the leaves become yellowish, and the stem becomes somewhat thin. The plants take potassium from te soil in the form of potassium nitrate and potassium chloride.
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