Research > Projects

RESEARCH PROJECTS

The influence of soil tillage and crop rotation on plant available water in selected cropping systems at Langgewens N. Swiegelaar, J.E. Hoffman and J. Labuschagne (Elsenburg, Western Cape Department of Agriculture)

The effect of long-term tillage practices on selected soil physical and chemical properties in the Swartland wheat production area of the Western Cape (P.B. Botha and W.P. de Clercq)

Remote Sensing-Based Characterization and Mapping of Salt-Affected Soils (Z.E. Mashimbye and W.P. de Clercq)

Effect of Biochar on Water- and Fertilizer-Use Efficiency of Crops and Its Mobility in Soils (M.P. Sika, A.G. Hardie and A. Rozanov)

Development of Diagnostic Criteria and Investigation of Organic Carbon Stabilization Mechanisms in Humic Soils in South Africa(I.L. Mathys, A.G. Hardie, C.E. Clarke, F.E. Ellis and J.J.N. Lambrechts)

Attenuation of Atrazine in Soils: Transformation and Sorption(A.R. Adams, C.E. Clarke and A.N. Roychoudhury)

Increasing Crop Production in Irrigated Areas in the Smallholder Farming Community of Giyani: A Field Scale Approach Using MonQI
  (C.J. Pienaar, W.P de Clercq and N. Jovanovic)

Evaluation of the Effects of an Orange Oil-Based Soil Ameliorant on Soil Water Management (N. Wright and J.E. Hoffman)

The Effect of Long-Term Conservation Tillage and Crop Rotation Practices on Soil Carbon Functional Pools in the Western Cape, South Africa (J.D.V. Smith, A.G. Hardie and J. Strauss)

Investigation of Soil Health in Commercial Production of Rooibos Tea (Aspalathus Linearis) in the Western Cape, South Africa (J.F.N. Smith, A.G. Hardie and A. Botha)

Evaluation of the Effect of an Orange Oil-Based Soil Ameliorant on Selected Soil Physical Properties (D.W. Viljoen and J.E. Hoffman)

Hillslope Hydrology and Climate Change (N. Wasserfall and W.P. de Clercq)

Soil Health Concept in Agricultural Extension and Soil Science: An Assessment of Topsoil Changes in a Long-Term Vineyard Management Trial in Robertson, South Africa ( I. Mathys and A.B. Rozanov)

Renosterveld as Land Use Type (W.P. de Clercq)

Soil Properties Controlling Gully Erosion in the Maphutseng Valley, Lesotho (G. van Zijl, F. Ellis and A. Rozanov)

Biochar Amendment of Infertile, Sandy Soil from the Cape Flats, South Africa
(A.G. Hardie, J.E. Hoffman, A.B. Rozanov, A. Botha (Dept. Microbiology, Stellenbosch University), F. Ellis and J. Harper)

Carbon Stabilization Mechanisms in Spekboom Thicket Soils, Eastern Cape, South Africa (A.G. Hardie, A.J. Mills and M.V. Fey (University of Western Australia)

Characterization of Biochar Produced from Various Organic Wastes by Vacuum Pyrolysis for Use as a Soil Amendment (A.G. Hardie and M. Carrier (Dept. Process Engineering, Stellenbosch University))

Fly Ash as an Acid Soil Ameliorant (J. Harper, M.V. Fey (University of Western Australia) and M. Awkes)

An Investigation into Vigour and Physiology of Grapevines Growing on and Between “Heuweltjies” (S. Jacobs, J.E. Hoffman, F. Ellis and A. Strever)

Research into the Most Efficient Deep Soil Preparation Method Over the Long Term for Wine Grapes in the Western Cape (J.E. Hoffman and D. Kritzinger)

The “Savanna-Grassland problem” (A.J. Mills, E. Kempen (Agronomy Department), A.G. Hardie, K.H. Rogers (University of the Witwatersrand), L. Gillson (University of Cape Town), E.T.F. Witkowski (University of the Witwatersrand), A. Milewski (University of Cape Town), M.V. Fey (University of Western Australia), A. Gröngröft (University of Hamburg), A. Petersen (University of Hamburg) and M. Stalmans (University of the Witwatersrand)

The Thicket-wide Plot Experiment. The Subtropical Thicket Restoration Project (STRP) (A.J. Mills and Colleagues on the STRP)

Approaches to Reducing Uncertainties in Quantification of Ground Water Recharge Through Understanding Preferential Flow Pathways in Fractured Rock and Sandy Catchments of the Western Cape, South Africa (A.B. Rozanov, F. Ellis, N. Jovanovich (CSIR)

Detection and Quantification of Plant Hormones in Liquid Manure (Sanjeevak) ( R. Orendo-Smith, A.B. Rozanov and T. Kate (Sustainability Institute, Stellenbosch)

The effect of long-term tillage practices on selected soil physical and chemical properties in the Swartland wheat production area of the Western Cape, P.B. Botha and W.P. de Clercq.

 
   Contact Details: E-mail: aef1@sun.ac.za   -   Private Bag X1, Matieland, 7602, Stellenbosch, South Africa, Tel: +27 21 808 47 94