alkali soil

noun

soil that has either a high degree of alkalinity or a high percentage of sodium, or both, so that most crops cannot be grown in it profitably.

Origin of alkali soil

First recorded in 1910–15

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British Dictionary definitions for alkali soil

alkali soil

noun

a soil that gives a pH reaction of 8.5 or above, found esp in dry areas where the soluble salts, esp of sodium, have not been leached away but have accumulated in the B horizon of the soil profile

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