hi.......explain deficiency of essential elements
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2
Answer:
many
Explanation:
like calcium deficiency- less muscular contraction
like sodium and potassium- place essentail role in excretion
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1
Answer:
When a plant gets limited amounts of an essential mineral,it's growth becomes retarded. The concentration of the essential element below which the growth of a plant is retarded is the 'critical concentration '
Explanation:
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