Potassium Deficiency in Plants Is Most Common on Light,sandy Soils

question 59

Multiple Choice

Potassium deficiency in plants is most common on light,sandy soils.This is likely because:

• A)percolation of water through sandy soils leaches potassium from the soil.
• B)roots grown in sandy soil can't absorb potassium.
• C)potassium ions are too tightly bound to sand particles to be used by plants.
• D)plants grown in sandy soil don't require potassium.

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