A torque evaluation for a rotary subsoiler

Soil failure with narrow tines

R.J. Godwin, G. Spoor · Journal of Agricultural Engineering Research · 1977 · 296 citations

Engineering, Mining Engineering, Geotechnical Engineering +4

The calculation of passive pressure in two-dimensional soil failure

D.R.P. Hettiaratchi, B.D. Witney, A.R. Reece · Journal of Agricultural Engineering Research · 1966 · 151 citations

Engineering, Civil Engineering, Earth Sciences +8

Symmetrical three-dimensional soil failure

D.R.P. Hettiaratchi, A.R. Reece · Journal of Terramechanics · 1967 · 132 citations

Engineering, Civil Engineering, Geotechnical Engineering +9

A model for predicting soil-tool interaction

W.C. Swick, John V. Perumpral · Journal of Terramechanics · 1988 · 113 citations

Engineering, Soil Sciences, Soil Mechanics +8

A Soil-Tool Model Based on Limit Equilibrium Analysis

John V. Perumpral, Robert D. Grisso, C. S. Desai · Transactions of the ASAE · 1983 · 91 citations

Agriculture, Agricultural Engineering, Soil Sciences +10