base saturation

What is base saturation?

base saturation meaning in Soil Science terminology / glossary / dictionary is:
The ratio of the quantity of exchangeable bases to the cation exchange capacity. The value of the base saturation varies according to whether the cation exchange capacity includes only the salt extractable acidity (see cation exchange capacity) or the total acidity determined at pH 7 or 8. Often expressed as a percent.

 

reference: Soil Science Society of America