Staff Profiles

Dikinyao
Prof. Oagile Dikinya
Professor and Head of Department
Department:
Environmental Science
Office:
236/221
Phone:
3552527

BSc-Environmental Science & Physics (UB); MSc-Soil and Water (Wageningen),;PhD- Soil Science (Western Australia)

An environmental geoscientist with a specialisation in soil science, soil physics/agrohydrology, soil surveys and land evaluation, and has extensive teaching and research experience in soil and water management, soil fertility. Other research interests include environmental quality, climate change.

Selected Publications:

1. Gidey, E., Dikinya, O., Sebego, R., Segosebe, E., & Zenebe, A. (2018a). Predictions of future meteorological drought hazard (~ 2070) under the representative concentration path (RCP) 4.5 climate change scenarios in Raya, Northern Ethiopia. Modeling Earth Systems and Environment, 4(2), 475-488.

2. Gidey, E., Dikinya, O., Sebego, R., Segosebe, E., & Zenebe, A. (2017a). Modeling the Spatio-temporal dynamics and evolution of land use and land cover (1984–2015) using remote sensing and GIS in Raya, Northern Ethiopia. Modeling Earth Systems and Environment, 4(2), 1285–1301

3. Dikinya O, Atlhopheng J and Manyiwa T (2016). Variations on soil carbon dioxide flux with land use- type and selected soil properties in the hardveld of Botswana. South African Journal of Plant and Soil. 33(4): 309316.

4. Dikinya O (2015). Heavy metals and radionuclide status and characterisation of pre-mined soils in Serule, North East Botswana.  Environmental Earth Sciences 73(9), 54055413.

5. Manyiwa T and Dikinya O (2014) Impact of tillage types on compaction and physical properties of soils of Sebele farms in Botswana. Soil and Environment 33(2), 124132.

6. Manyiwa T and Dikinya O (2013). Using universal soil loss equation and soil erodibility factor to assess soil erosion in Tshesebe village, north east Botswana. African Journal of Agricultural Research 8(30), 4170– 4178.

7. Mosekiemang T and Dikinya O (2012). Efficiency of chelating agents in retaining sludge-borne heavy metals in intensively applied agricultural soils. International Journal Environmental Science and Technology, 9(1) 129 – 134.

8. Dikinya O and O. Areola, 2010 Comparative analysis of heavy metal concentration in secondary treated wastewater irrigated soils cultivated to different crops. International Journal of Environmental Science and Technology, Volume 7, Number 2, Spring 2010 pp. 337 – 346.

9. Dikinya O and Mufwanzala N. (2010). Chicken manure-enhanced soil fertility and productivity: Effects of application rate. Journal of Soil Science and Environmental Management 1(3), 46–54.

10. Moroke TS, Dikinya, O. and Patrick, C (2009). Comparative assessment of water infiltration of soils under different tillage systems in eastern Botswana. Physics and Chemistry of the Earth 34, 316323.

11. Dikinya O, Hinz C and Aylmore LG (2008) Decrease in saturated hydraulic conductivity and particle release associated with self-filtration in saturated soil columns. Geoderma 146, 192–200.

12. Dikinya O, Lehmann P, Hinz C and Aylmore LG (2007)  Using a pore scale model to quantify the effect of particle re-arrangement on pore structure and hydraulic properties. Hydrological Processes, 21, 989–997.

 

Projects (Current)

  1. African Soil Microorganisms as a Critical Resource for Agriculture and Biotechnology (AfSM): whose main objective is ‘to undertake a low resolution landscape-scale survey of the prokaryote diversity of soil samples from specified sub-Saharan African nations. (2015 - 2019)
  2. Southern African Science Centre for Climate Change and Adaptive Land Use (SASSCAL) Project (Task 341), titled “Impacts of climate change on livelihoods and implications for adaptive strategies in the Kalahari ecosystem” (2012-2018)
  3. Botswana Japan Jatropha Research Project (BoJJaRP), titled “Information-based optimization of Jatropha biomass energy production in the frost- and drought-prone regions around Kalahari Desert in Botswana’.(2013 -2018)
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