Vol. 46 No. 2 (2020)

Published: 2020-05-19

Estimating evapotranspiration in a semi-arid catchment: A comparison of hydrological modelling and remote-sensing approaches

Richard Bugan, César Luis García, Nebo Jovanovic, Ingrid Teich, Manfred Fink, Sebinasi Dzikiti

DOI:

10.17159/wsa/2020.v46.i2.8231

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Calibration of a modelling approach for sediment yield in a wattle plantation, KwaZulu-Natal, South Africa

B.C. Scott-Shaw, T.R. Hill, J.S. Gillham

171-181

DOI:

10.17159/wsa/2020.v46.i2.8232

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Verification of runoff volume, peak discharge and sediment yield simulated using the ACRU model for bare fallow and sugarcane fields

Daniel Otim, Jeff Smithers, Aidan Senzanje, Rianto van Antwerpen

182-196

DOI:

10.17159/wsa/2020.v46.i2.8233

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Effect of Moistube and subsurface drip irrigation on cowpea (Vigna unguiculata (l.) Walp) production in South Africa

Edwin Kimutai Kanda, Aidan Senzanje, Tafadzwanashe Mabhaudhi

197-204

DOI:

10.17159/wsa/2020.v46.i2.8234

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Effect of intercropping madumbe (Colocasia esculenta) and rice (Oryza sativa L.) on yield and land productivity under different irrigation water management techniques with effluent water

T.I. Busari, A. Senzanje, A.O. Odindo, C.A. Buckley

205-212

DOI:

10.17159/wsa/2020.v46.i2.8235

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Using sap flow data to assess variations in water use and water status of apple orchards of varying age groups in the Western Cape Province of South Africa

N.T. Mobe, S. Dzikiti, T. Volschenk, SF Zirebwa, Z. Ntshidi, S.J.E. Midgley, W.J. Steyn, E. Lötze, S. Mpandeli, D. Mazvimavi

213-224

DOI:

10.17159/wsa/2020.v46.i2.8236

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Ensuring access to water for food production by emerging farmers in South Africa: What are the missing ingredients?

C. Chikozho, R. Managa, T. Dabata

225-233

DOI:

10.17159/wsa/2020.v46.i2.8237

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Determinants of farmer awareness of water governance across gender dimensions in smallholder irrigation schemes in KwaZulu-Natal Province, South Africa

S.F. Dlangalala, M. Mudhara

234-241

DOI:

10.17159/wsa/2020.v46.i2.8238

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Failed intentions? Meeting the water needs of people living with HIV in South Africa

Mary Galvin, Linah N. Masombuka

242-251

DOI:

10.17159/wsa/2020.v46.i2.8239

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Garden footprint area and water use of gated communities in South Africa

Jacques L. du Plessis, Ashley J. Knox, Heinz E. Jacobs

252-258

DOI:

10.17159/wsa/2020.v46.i2.8240

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Toxicity testing: ecological relevance and relative efficacy and costs of toxicity tests in the South African context

N.J. Griffin, W.J. Muller, A.K. Gordon

259-266

DOI:

10.17159/wsa/2020.v46.i2.8241

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Challenges and shortcomings in current South African industrial wastewater quality characterisation

Genevieve Harding, Jemitias Chivavava, Alison E. Lewis

267-277

DOI:

10.17159/wsa/2020.v46.i2.8242

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Occurrence of antibiotics and antiretroviral drugs in source-separated urine, groundwater, surface water and wastewater in the peri-urban area of Chunga in Lusaka, Zambia

Elijah Ngumba, Anthony Gachanja, James Nyirenda, Johanna Maldonado, Tuula Tuhkanen

278-284

DOI:

10.17159/wsa/2020.v46.i2.8243

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Determination of Cd, Mn and Ni accumulated in fruits, vegetables and soil in the Thohoyandou town area, South Africa

Babra Moyo, Vhahangwele Matodzi, Malebogo A. Legodi, Vusumzi E. Pakade, Nikita T. Tavengwa

285-290

DOI:

10.17159/wsa/2020.v46.i2.8244

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Heterogeneous photocatalytic degradation of anthraquinone dye Reactive Blue 19: optimization, comparison between processes and identification of intermediate products

Miljana D Radović Vučić, Jelena Z. Mitrović, Miloš M. Kostić, Nena D. Velinov, Slobodan M. Najdanović, Danijela V. Bojić, Aleksandar Lj. Bojić

291-299

DOI:

10.17159/wsa/2020.v46.i2.8245

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Evaluation of bio-coagulants for colour removal from dye synthetic wastewater: characterization, adsorption kinetics, and modelling approach

I.A. Obiora-Okafo, O.D. Onukwuli, N.C. Eli-Chukwu

300-312

DOI:

10.17159/wsa.2020.v46.i2.8246

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Application of response surface methodology for simultaneous removal of major cations from seawater using metal oxide nanostructures

Denga Ramutshatsha, J Catherine Ngila, Patrick G. Ndungu, Philiswa N. Nomngongo

313-321

DOI:

10.17159/wsa/2020.v46.i2.8247

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Biosorption of phenol by modified dead leaves of Posidonia oceanica immobilized in calcium alginate beads: Optimal experimental parameters using central composite design

Wassila Lazli, Amina Hellal

322-329

DOI:

10.17159/wsa/2020.v46.i2.8248

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Erratum

J.A. Day , H.L. Malan , E. Malijani , A.P. Abegunde

330-450

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Erratum

L. Taing

536-546

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Erratum

D.M. Jacklin, I.C. Brink, J. de Waal

357-615

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