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

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