Soil pH is a measure of soil acidity or alkalinity. On the pH scale, a value of 7.0 is neutral, pH values less than 7.0 are acidic, and pH values greater than 7.0 are alkaline. Homeowners and ...
Figure 1: Soil pH at 0.5 m depth versus annual water balance. Figure 2: Outliers from the global relationship between pH and MAP minus PET. By assuming a threshold between CaCO 3-buffered and Al(OH) 3 ...