Question

Soil water potential at permanent wilting point is

A –0.1 to –0.3 bar Correct Answer Incorrect Answer
B –15 bar Correct Answer Incorrect Answer
C –33 bar Correct Answer Incorrect Answer
D –60 bar Correct Answer Incorrect Answer

Solution

The permanent Wilting point is the water content in the root zone below which the roots can no longer extract water for their growth and ultimately they wilt. 

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