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ShareSoil pH is an indication of the alkalinity or acidity of soil.
It is based on the measurement of pH, which is based in turn on the activity of hydrogen ions (H+) in a water or salt solution.
For more information about the topic Soil pH, read the full article at Wikipedia.org, or see the following related articles:
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Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Soil pH at Wikipedia.org. See the Wikipedia copyright page for more details.
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