World reference base for soil resources 2014
CEC Cation exchange capacity COLE Coefficient of linear extensibility EC Electrical conductivity EC e Electrical conductivity of saturation extract ESP Exchangeable sodium percentage ... The World Reference Base (WRB) is based on the Legend (FAO-Unesco, 1974) and the
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agrimoon.comSoil pH and Percent Base Saturation 7-9 4. Soil as a source of plant nutrients - Essential and beneficial elements, criteria of essentiality ... available to plants is known as cation exchange capacity (CEC). A soil's CEC depends on the amount …
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www.waypointanalytical.comCEC will typically be inflated with these soil types. CATION SATURATION Cation saturation refers to the proportion of the CEC occupied by a given cation (an ion with a positive charge such as calcium, magnesium or potassium). The percentage saturation for each of the base cations are commonly within the following ranges: