Soil samples are collected:
Correct answer: B. None of these
- A. From the field with immediate application of fertilizer or amendments
- B. None of these
- C. Boundaries of the field
- D. Field with upper white layer of salts
Explanation
Representative soil samples should not be taken from fertilizer or amendment application spots, salt-affected patches, or field boundaries because these areas do not represent average field conditions. Therefore, none of the listed locations is suitable.
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