The development of a powered low draught tine cultivator von Hettiaratchi, D.R.P.

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critical state soil mechanics model for agricultural soils von Hettiaratchi, D.R.P

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SW—Soil and Water von Abedin, M.Z., Hettiaratchi, D.R.P.

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SW—Soil and Water: State Parameter Interpretation of Cone Penetration Tests in Agricultural Soils von Abedin, M.Z., Hettiaratchi, D.R.P.

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A membrane model of plant cell extension von Hettiaratchi, D.R.P., O'Callaghan, J.R.

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Theoretical soil mechanics and implement design von Hettiaratchi, D.R.P.

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The Mechanics of Soil-Root Interactions von Hettiaratchi, D.R.P.

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Critical state parameters derived from constant cell volume triaxial tests von O'SULLIVAN, M.F., CAMPBELL, D.J., HETTIARATCHI, D.R.P.

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Theoretical mechanics of sub-surface cutting blades and buried anchors von de Albuquerque, J.C.D., Hettiaratchi, D.R.P.

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soil contact zones of concave agricultural discs. 1. Theoretical analysis von Hettiaratchi, D.R.P

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soil contact zones of concave agricultural discs. 2. Calculation procedures von Hettiaratchi, D.R.P

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Non-destrutive analysis of root growth in porous media von Gordon, D.C, Hettiaratchi, D.R.P, Bengough, A.G, Young, I.M

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The calculation of passive pressure in two-dimensional soil failure von Hettiaratchi, D.R.P., Witney, B.D., Reece, A.R.

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The mechanical behavior of unsaturated soils von Hettiaratchi, D.R.P., O'Callaghan, J.R.

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The Soil Contact Zones of Concave Agricultural Discs: Part 1, Theoretical Analysis von Hettiaratchi, D.R.P.

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The kinematics of sub-surface soil cutting blades von Sarker, R.I., Hettiaratchi, D.R.P., O'Callaghan, J.R.

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MOHR-Coulomb parameters and soil indentation tests von Liang, Y., Hettiaratchi, D.R.P., O'callaghan, J.R.

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The Soil Contact Zones of Concave Agricultural Discs: Part 2, Calculation Procedures von Hettiaratchi, D.R.P.

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Structural mechanics of plant cells von Hettiaratchi, D.R.P., O'Callaghan, J.R.

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A general purpose soil-machine research facility von Hettiaratchi, D.R.P.

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