The amount of work required to move a unit quantity of water reversibly into a soil from a reservoir of pure water, at the same temperature and at an equivalent gravitational position (elevation). It is a function of the soil matrix, and the water in question is the layer, no more than a few molecules thick, that coats particulate matter in the soil.
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(2008). Matric Potential. In: Chesworth, W. (eds) Encyclopedia of Soil Science. Encyclopedia of Earth Sciences Series. Springer, Dordrecht. https://doi.org/10.1007/978-1-4020-3995-9_345
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DOI: https://doi.org/10.1007/978-1-4020-3995-9_345
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