Mechanical reinforcement of soil by willow roots: impacts of root properties and root failure mechanism

Soil Science Society of America Journal

Volumn 73, Issue 4, 2009, Pages 1276-1285

  Mickovski, Slobodan B ^a,b,c   Hallett, Paul D ^a   Bransby, M Fraser ^b   Davies, Michael C R ^d   Sonnenberg, Rene ^b   Bengough, A Glyn ^a  

^a SCOTTISH CROP RESEARCH INSTITUTE   (United Kingdom)

^b UNIVERSITY OF DUNDEE   (United Kingdom)

^c Jacobs UK Ltd   (United Kingdom)

^d UNIVERSITY OF AUCKLAND   (New Zealand)

Author keywords

[No Author keywords available]

Indexed keywords

CONTROLLED LABORATORIES; CROSS SECTIONAL AREA; FAILURE MECHANISM; MECHANICAL REINFORCEMENT; MODEL RESULTS; PLANT ROOTS; ROOT DIAMETERS; SALIX VIMINALIS; SHEAR REINFORCEMENT; SOIL ADHESION; SOIL REINFORCEMENT; STRONG CORRELATION; UNDERLYING MECHANISM; WILLOW TREES;

AGRICULTURE; MECHANICAL PROPERTIES; MECHANICAL STABILITY; MECHANISMS; REINFORCEMENT; SHEAR STRENGTH; SOILS;

GEOLOGIC MODELS;

DECIDUOUS TREE; LABORATORY METHOD; ROOT SYSTEM; SHEAR STRENGTH; SOIL MECHANICS; SOIL REINFORCEMENT; STIFFNESS;

SALIX; SALIX VIMINALIS;

EID: 68249086901     PISSN: 03615995     EISSN: None     Source Type: Journal    
DOI: 10.2136/sssaj2008.0172     Document Type: Article

References (29)

1. Abe, K., and R.R. Ziemer. 1991. Effect of tree roots on a shear zone: Modeling reinforced shear stress. Can. J. For. Res. 21:1012-1019.
2. Cazzuffi, D., and E. Crippa. 2005. Shear strength behavior of cohesive soils reinforced with vegetation, p. 2493-2498. In Proc. 16th International conference on soil mechanics and geotechnical engineering. Vol. 4. 12-16 September, Osaka, Japan.
3. Chiatante, D., S.G. Scippa, A. Di lorio, and M. Sarnataro. 2002. The influence of steep slopes on root system development. J. Plant Growth Regul. 21:247-260.
4. Coppin, N.J., and I.G. Richards. 1990. Use of vegetation in civil engineering. CIRIA, Butterworths, London.
5. Endo, T., and T. Tsuruta. 1969. The effect of the tree's roots upon the shear strength of soil. p. 167-182. In 1968 Annual report. Hoklcajdo Branch, Forest Experiment Station, Hokaido, Japan.
6. Gray, D.H. 1974. Reinforcement and stabilization of soil by vegetation. J. Geotech. Eng. 100:695-699.
7. Gray, D.H., and H. Ohashi. 1983. Mechanics of fiber reinforcement in sand. J. Geotech. Eng. 109:335-353.
8. Gray, D.H., and R. Sotir. 1996. Biotechnical and soil bioengineering slope stabilization-A Practical guide for erosion control. John Wiley & Sons, New York.
9. Greenway, D.R. 1987. Vegetation and slope stability, p. 187-230. In M.G. Anderson and K.S. Richards (ed.) Slope stability. John Wiley & Sons, New York.
10. Greenwood, J.R., J.E. Norris, and J. Wint. 2004. Assessing the contribution of vegetation to slope stability. Geotech. Eng. 157:199-207.
11. Hamza, O., A.G. Bengough, M.F. Bransby, M.C.R. Davies, and P.D. Hallett. 2006. Biomechanics of plant roots: Estimating localized deformation with particle image velocimetry. PIV). Biosystems Eng. 94:119-132.
12. Hidalgo, R.C, E Kun, and H.J. Herrmann. 2001. Bursts in a fiber bundle model with continuous damage. Phys. Rev. E Stat. Nonlin. Soft Matter Phys. 64(6 Pt. 2).
13. Mickovski, S.G., A.G. Bengough, M.F. Bransby, M.C.R. Davies, P.D. Hallett, and R, Sonnenberg. 2007. Material stiffness, branching pattern, and soil matric potential affect the pullout resistance of model root systems. Eur. J. Soil Sci. 58:1471-1481.
14. Operstein, V., and S. Frydman. 2000. The influence of vegetation on soil strength. Ground Improv. 4:81-89.
15. Pollen, N. 2007. Temporal andspatial variability in root reinforcement of streambanks: Accounting for soil shear strength and moisture. Catena 69:197-205.
16. Pollen, N., and A. Simon. 2005. Estimating the mechanical effects of riparian vegetation on stream bank stability using a fiber bundle model. Water Resour. Res. 41:W07025.
17. Reubens, B., J. Poesen, F. Danjon, G. Gcudens, and B. Muys. 2007. The role of fine and coarse roots in shallow slope stabilitv and soil erosion control with a focus on root system architecture: A review. Trees-Structure and Function 21:385-402.
18. Riestenberg, M.M. 1994. Anchoring of thin colluvium by roots of sugar maple and white ash on hillslopes in Cincinnati. U.S. Geol. Surv. Bull. 2059-E.
19. Shewbridge, S.E., and N. Sitar. 1989. Deformation characteristics of reinforced soil in direct shear. J. Geotech. Eng. 115:1134-1147.
20. Shewbridge, S.E., and N. Sitar. 1996. Formation of shear zones in reinforced sand. J. Geotech. Eng. 122:873-885.
21. Waldron, L.J. 1977. The shear resistance of root-permeated homogenous and stratified soil. Soil Sci. Soc. Am. J. 41:843-849.
22. Waldron, L.J., and S. Dakessian. 1981. Soil reinforcement by roots: Calculation of increased soil shear resistance from root properties. Soil Sci. 132:427-435.
23. Waldron, L.J., and S. Dakessian. 1982. Effect of grass, legume, and tree roots on soil shearing resistance. Soil Sci. Soc. Am. J. 46:894-899.
24. Waldron, L.J., S. Dakessian, and J. A. Nemson. 1983. Shear resistance enhancement of 1.22 meter diameter soil cross sections by pine and alfalfa roots. Soil Sci. Soc. Am. J. 47:9-14.
25. Watson, A., C. Phillips, and M. Marden. 1999. Root strength, growth and rates of decay: Root reinforcement changes of two tree species and their contribution to slope stability. Plant Soil 217:39-47.
26. Wu, T.H., and A. Watson. 1998. In situ shear tests of soil blocks with roots. Can.Geotech. J. 35:579-590.
27. Wu, T.H., R.M. McOmber, R.T. Erb, and P.E. Beal. 1988. Study of soil-root interaction. J. Geotech. Eng. 114:1351 -1375.
28. Wu, T.H., W.P. McKinnell, and D.N. Swanston. 1979. Strength of tree roots and landslides on Prince of Wales Island, Alaska. Can. Geotech. J. 16:19-33.
29. Ziemer, R.R. 1981. Roots and the stability of forested slopes, p. 343-361. In T.R.H. Davies and A.J. Pearce (ed.) Erosion and sediment transport in Pacific Rim Steeplands. International Association of Hydrological Sciences, Publication IAHS Press, Wallingford, Oxon, UK.