Optimum pH for cotton plant lies between______________?
Correct answer: B. 5.2 to 7.0
- A. 5.2 to 9.0
- B. 5.2 to 7.0
- C. 3.5 to 5.5
- D. non of these
Explanation
Cotton performs best in slightly acidic to neutral soil, with an optimum pH commonly given as about 5.2–7.0. Highly acidic or strongly alkaline soils restrict nutrient availability and plant growth.
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