INFLUENCE OF SOIL BULK DENSITY AND MATRIC PRESSURE ON SOIL RESISTANCE TO PENETRATION

[1] Aitchison GD, 1961, PORE PRESSURE SUCTIO, P47

[2] [Anonymous], 1947, AGR ENG

[3] BARLEY K. P., 1965, AUSTRAL IAN J SOIL RES, V3, P69, DOI 10.1071/SR9650069

[4] BARLEY K. P., 1967, Advances in agronomy. Vol. 19., P1, DOI 10.1016/S0065-2113(08)60731-2

[5] BURNETT E, 1967, TILLAGE GREATER CROP, P47

[6] EFFECT OF DRYING ON SOIL STRENGTH PARAMETERS [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1969, 33 (05): : 641 - &

[7] CAMP CR, 1968, AM SOC AGR ENG T, V11, P188

[8] CAPPER PL, 1963, MECHANICS ENGINEERIN

[9] EFFECT OF WATER CONTENT ON AXIAL STRAIN IN A LOAM SOIL UNDER TENSION AND COMPRESSION [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1967, 31 (04): : 445 - &

[10] FISKELL JGA, 1968, 9 T INT C SOIL SCI, V1, P793

[1] Aitchison GD, 1961, PORE PRESSURE SUCTIO, P47

[2] [Anonymous], 1947, AGR ENG

[3] BARLEY K. P., 1965, AUSTRAL IAN J SOIL RES, V3, P69, DOI 10.1071/SR9650069

[4] BARLEY K. P., 1967, Advances in agronomy. Vol. 19., P1, DOI 10.1016/S0065-2113(08)60731-2

[5] BURNETT E, 1967, TILLAGE GREATER CROP, P47

[6] EFFECT OF DRYING ON SOIL STRENGTH PARAMETERS [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1969, 33 (05): : 641 - &

[7] CAMP CR, 1968, AM SOC AGR ENG T, V11, P188

[8] CAPPER PL, 1963, MECHANICS ENGINEERIN

[9] EFFECT OF WATER CONTENT ON AXIAL STRAIN IN A LOAM SOIL UNDER TENSION AND COMPRESSION [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1967, 31 (04): : 445 - &

[10] FISKELL JGA, 1968, 9 T INT C SOIL SCI, V1, P793