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Evaluation
The very sharply defined bubble point and the extremely steep drop in
•
the retention curve after reaching the air entry point is characteristic of
pure sand with a uniform grain size.
The hydraulic conductivity can be determined only within a very narrow
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tension intervall, and drops down very steeply.
Suitable models are the data description Brooks Corey model, the van
•
Genuchten model of free parameter m or the Simmons-Fayer model.
Standard pF curves
90 | Addendum
Standard pF curves
(courtesy of Dr. Uwe Schindler,
ZALF Muencheberg)
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