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1by Noble, Robert Graham“... of environmental factors, taken both singly and in combination, have been determined in the laboratory for aquatic...”
Published 2016
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Doctoral Thesis -
2by Watling, Helen Ruth“... affected by changes in environmental parameters. The accumulation rates of other elements are probably also...”
Published 2016
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Doctoral Thesis -
3by Fourie, H O“... (descriptive design), investigated the contribution by occupational, environmental, cultural and socio-economic...”
Published 2017
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Doctoral Thesis