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Time Dependence of Soil Mechanical Properties and Pore Functions for Arable Soils

Institute for Plant Nutrition and Soil Science, Christian Albrechts Univ., 24098 Kiel, Germany

View larger version (19K): [in a new window]   Fig. 1. Time dependent changes in bulk density at a depth of 10 to 15 cm.

View larger version (28K): [in a new window]   Fig. 2. Time dependent changes in precompression stress at a depth of (a) 10 to 15, (b) 30 to 35, and (c) 55 to 60 cm, respectively.

View larger version (21K): [in a new window]   Fig. 3. Changes in soil cohesion at constant pore water pressure of –30 kPa with time at a depth of (a) 10 to 15, and (b) 30 to 35 cm, respectively.

View larger version (27K): [in a new window]   Fig. 4. Changes in the saturated hydraulic conductivity with time at (a) 10 to 15, (b) 30 to 35, and (c) 55 to 60 cm, respectively.