A soil is categorized as saline when EC of saturation extract is______________________?
Correct answer: C. >4dsm-1
- A. 0.4 4.0 dsm-1
- B. 0.4dsm-1
- C. >4dsm-1
Explanation
A saline soil has an electrical conductivity of the saturation extract greater than 4 dS m⁻¹ at 25°C. Values below this threshold do not meet the standard salinity classification.
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