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Comparison of calculated vs. reference pore-water electrical conductivity for the five soil samples using the “general” (a) Malicki and Walczak, (b) Hilhorst, (c) Rhoades, and (d) Archie models.; The symbols refer to: □ site A, topsoil; ♦ site A, subsoil; ○ site B, topsoil; + site B, subsoil; and Δ site C, topsoil.
