Question

The root growth is drastically reduced when Oxygen Diffusion Rate (ODR) is decreases to about

A 20 x 10-8 g/cm² /minute Correct Answer Incorrect Answer
B 30 x 10-8 g/cm² /minute Correct Answer Incorrect Answer
C 40 x 10-8 g/cm² /minute Correct Answer Incorrect Answer
D 50 x 10-8 g/cm² /minute Correct Answer Incorrect Answer

Solution

when the ODR decreases to approximately 20 x 10-8 g/cm² /minute, the root growth is drastically reduced.

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