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
alkali soil in American English
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
Word origin
[1910–15]This word is first recorded in the period 1910–15. Other words that entered Englishat around the same time include: coverage, flashback, isotope, payoff, zing
Examples of 'alkali soil' in a sentence
alkali soil
The experiment uses white alkali soil amended with zeolitic tuff and peat as a substrate.
Carmen Doina JITĂREANU, Cristina SLABU, Lidia ADUMITRESEI, Maria Cătălina PASTIA 2017, 'PHYSIOLOGICAL REACTION OF BRASSICA RAPA L. VAR. PERVIRIDIS L. H. BAILEY PLANTS CULTIVATEDON SALINIZED SOIL WITH ZEOLITIC TUFF AND PEAT', Journal of Plant Developmenthttp://www.plant-journal.uaic.ro/docs/2017/9.pdf. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)