Pharmacological, genotoxic and phytochemical properties of selected South African medicinal plants used in treating stomach-related ailments von Okem, A., Finnie, J.F., Van Staden, J.

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Investigating the effect of cadmium and aluminium on growth and stress-induced responses in the micropropagated medicinal plant Hypoxis hemerocallidea von Okem, A., Moyo, M., Stirk, W. A., Finnie, J. F., Van Staden, J.

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Assessing perceptions and willingness to use urine in agriculture: a case study from rural areas of eThekwini municipality. South Africa von OKEM, A. E, XULU, S, TILLEY, E, BUCKLEY, C, ROMA, E

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Determination of total and bioavailable heavy and trace metals in South African commercial herbal concoctions using ICP-OES von Okem, A., Southway, C., Ndhlala, A.R., Van Staden, J.

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Theoretical and Empirical Studies on Cooperatives: Lessons for Cooperatives in South Africa von Okem, Andrew Emmanuel

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Micropropagation and secondary metabolites in Agathosma betulina (Berg.) von Witbooi, H., Okem, A., Makunga, N.P., Kambizi, L.

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Heavy metal contamination in South African medicinal plants: A cause for concern von Okem, A., Southway, C., Stirk, W.A., Street, R.A., Finnie, J.F., Van Staden, J.

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Microbial contamination of commercial herbal products von Ndhlala, A.R., Okem, A., Van Staden, J.

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Effect of cadmium and aluminum on growth, metabolite content and biological activity in Drimia elata (Jacq.) Hyacinthaceae von Okem, A., Southway, C., Stirk, W.A., Street, R.A., Finnie, J.F., Van Staden, J.

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Sequestration of cadmium and aluminum and their effects on plant growth and biochemical composition in micro propagated Hypoxis hemerocallidea von Okem, A., Moyo, M., Stirk, W.A., Finnie, J.F., Van Staden, J.

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Back to basics for the IPCC: applying lessons from AR6 to the Seventh Assessment Cycle von Slade, R, Pathak, M, Connors, S, Tignor, M, Okem, AE, Leprince-Ringuet, N

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Interactive effects of Cd and Al on physiology, anatomical changes and biosynthesis of secondary metabolites in Hypoxis hemerocallidea von Okem, A., Stirk, W.A., Street, R.A., Finnie, J.F., Van Staden, J.

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Heavy metal contamination in South African herbal medicines: Safety issues and quality control von Okem, A., Southway, C., Stirk, W.A., Street, R.A., Finnie, J.F., Van Staden, J.

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Erratum to “Determination of total and bioavailable heavy and trace metals in South African commercial herbal concoctions using ICP-OES” [South African Journal of Botany 82C (2012)... von Okem, A., Southway, C., Ndhlala, A.R., Van Staden, J.

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Contextualising the Cooperative Movement in Africa von Okem, Andrew Emmanuel, Stanton, Anne

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The Meaning and Defining Characteristics of Cooperatives von Okem, Andrew Emmanuel

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The South African Cooperative Sector: Which Way Forward? von Okem, Andrew Emmanuel, Tshishonga, Ndwakhulu

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A Review of Possible Emerging Theoretical Debates and New Interdisciplinary Perspectives on the Cooperative Movement in Africa von Fakude, Gordon

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A Review of the Kenyan Cooperative Movement von Tshishonga, Ndwakhulu, Okem, Andrew Emmanuel

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Coffee Cooperatives in Cameroon: An Assessment of the Causes of Coffee Cooperatives’ Collapse in the Post-adjustment Period von Momo-Lekane, Gillo

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