Hydropedology

Bouwer, D., Le Roux, P.A.L., van Tol, J.J. & van Huyssteen C.W., 2015. Using ancient and recent soil properties to design a conceptual hydrological response model. Geoderma. 241, 1 – 11.

Le Roux, P.A.L., Hensley, M., Lorentz, S.A., van Tol, J.J., van Zijl, G.M., Kunene, B.T., Bouwer, D., Freese C.S., Tinnefeld, M & Jacobs, C.C., 2015. Hydrology of South African Soils and Hillslopes (HOSASH). WRC project No. K5/2021. Water Research Commission.

Omar, M.Y., Le Roux, P.A.L. & van Tol, J.J., 2014. Interactions between stream channel incision, soil water levels and soil morphology in a wetland in the Hogsback area, South Africa. S. Afr. J Plant & Soil, 31, 187 – 194.

Van Tol, J.J., Le Roux, P.A.L., Lorentz, S.A., Hensley, M., 2013. Hydropedological classification of South African hillslopes. Vadoze Zone Journal. doi:10.2136/vzj2013.01.0007.

Van Tol, J.J., Hensley, M. & Le Roux, P.A.L., 2013. Pedological criteria for estimating the importance of subsurface lateral flow in E-horizons of South African soils. Water SA, 31, 47 – 56.

Van Tol, J.J., Hensley, M. & Le Roux, P.A.L., 2012. Pedotransfer function to determine the water conducting macroporosity in South African soils. Water Science and Technology. 65, 550 – 557.

Van Tol, J.J., Le Roux, P.A.L., Hensley, M. & Lorentz, S.A., 2010. Soil as indicator of hillslope hydrological behaviour in the Weatherley Catchment, Eastern Cape, South Africa. Water SA. 36, 513 – 520.

Van Tol, J.J., Le Roux, P.A.L. & Hensley, M., 2010. Soil properties as indicators of hillslope hydrology in the Bedford catchments. S. Afr. J. Plant & Soil 27, 242 – 251.

Hydrological Modelling

Van Zijl, G.M., Van Tol., J.J., Riddell, E.S., 2016. Digital soil mapping for hydrological modelling. In: Zhang, G-L., Brus, D., Liu, F., Song, X-D., Lagacherie, P. (eds.). Digital soil mapping across paradigms, scales and boundaries. Springer, Singapore. DOI 10.1007/978-981-10-0415-5.

Prucha, B., Graham, D., Watson M., Avenant, M., Esterhuyse, S., Joubert, A., Kemp, M., King, J., le Roux, P., Redelinghuys, N., Rossouw, L., Rowntree, K., Seaman, M.T., Sokolic, F., van Rensburg, L., van der Waal, B., van Tol, J. & Vos, T., 2016. MIKE-SHE Integrated Groundwater and Surface Water model used to simulate scenario hydrology for input to DRIFT-ARID. The Mokolo River Case Study. WaterSA , 42, 384 – 398.

Van Tol, J.J., van Zijl, G.M., Riddell, E.S. & Fundisi, D., 2015. Application of hydropedological insights in hydrological modelling of the Stevenson Hamilton Research Supersite, Kruger National Park, South Africa. WaterSA 41, 525 – 533

Digital Soil Mapping

Van Zijl, G.M., Bouwer, D., van Tol, J.J. & Le Roux, P.A.L., 2014. Efficient digital soil mapping: a case study from Namarroi, Mozambique. Geoderma. 219, 155 – 161.

George van Zijl, 2018. Digital soil mapping approaches to address real world problems in southern Africa. Geoderma. In press

Van Zijl, G.M., Le Roux, P.A.L., 2014. Creating a hydrological soil map for the Stevenson Hamilton Supersite, Kruger National Park. Water SA 40 (2), 331-336.

Van Zijl, G.M., Le Roux, P.A.L. Turner, D.P., 2013. Disaggregation of land types Ea34 and Ca11 by terrain analysis, expert knowledge and GIS methods. South African Journal of Plant and Soil, 30(3), 123-129.

Van Zijl, G.M., Smith, H.J.C., Le Roux, P.A.L., 2012. Rapid soil mapping under restrictive conditions in Tete, Mozambique. In: Minasny, B., McBratney, A.B., Malone, B. Digital soil assessments and beyond. CRC Press, Boca Raton.

Soil Erosion

Parwada, C. & van Tol, J.J., 2016. Soil properties influencing erodibility of soils in the Ntabelanga area, Eastern Cape, South Africa. Acta Agriculturae Scandinavica, Section B – Plant Soil Science. DOI:10.1080/09064710.2016.1220614.

Van Zijl, G.M., Ellis, F., Rozanov, A., 2013. Emphasising the soil factor in geomorphological studies of gully erosion: a case study in Maphutseng, Lesotho. South African Geographical Journal. DOI: 10.1080/03736245.2013.847803

Parwada, C. & van Tol, J.J., 2016. The nature of soil erosion and possible conservation strategies in the Ntabelanga area, Eastern Cape, South Africa. Acta Agriculturae Scandinavica, Section B – Plant Soil Science. DOI: 10.1080/09064710.2016.1188979.

Van Zijl, G.M., Ellis, F., Rozanov, A., 2014 Understanding the combined effect of soil properties on gully erosion using quantile regression, South African Journal of Plant and Soil, 31:3, 163-172, DOI:10.1080/02571862.2014.944228.

Van Tol, J.J., Akpan, W., Kanuka, G., Ngesi, S. & Lange, D. 2014. Soil erosion and dam dividends: Science facts and rural ‘fiction’ around the Ntabelanga Dam, Eastern Cape, South Africa. South African Geographical Journal.

Environmental

Seaman, M.T., Watson M., Avenant, M., King, J., Joubert, A., Barker, C., Esterhuyse, S., Graham, D., Kemp, M., le Roux, P., Prucha, B., Redelinghuys, N., Rossouw, L., Rowntree, K., Sokolic, F., van Rensburg, L., van der Waal, B., van Tol, J. & Vos, T., 2016. DRIFT ARID: A method for assessing environmental water requirements (EWR’s) for non-perennial rivers. WaterSA, 42, 356 – 367.

Seaman, M.T., Watson M., Avenant, M., King, J., Joubert, A., Barker, C., Esterhuyse, S., Graham, D., Kemp, M., le Roux, P., Prucha, B., Redelinghuys, N., Rossouw, L., Rowntree, K., Sokolic, F., van Rensburg, L., van der Waal, B., van Tol, J. & Vos, T., 2016. DRIFT-ARID. Application of a method for Environmental Water Requirements (EWRs) in a non-perennial river (Mokolo River) in South Africa. WaterSA, 42, 368 – 383.

General Soil Science

Van Zijl, G.M., Botha, J.O., 2016. In pursuit of a South African national soil database: potential and pitfalls of combining different soil data sets. South African Journal of Plant and Soil.

Patterson, D.G., Turner, D.P., Wiese L.D., van Zijl, G.M., Dowding, C.E., & van Tol, J.J., 2015. Spatial soil information in South Africa – situational analysis, limitations and challenges. South African Journal of Science.

Van Tol, J.J., Barnard, J.H., Van Rensburg, L.D. & Le Roux, P.A.L., 2013. Soil depth inferred from electromagnetic induction measurements. African Journal of Agricultural Research, 8, 519 – 524.