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Appendix O2 - Biophysical Report.pdf - Zitholele.co.za

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February 2011 22MottlingGrey matrixFigure 3-13: Soft plinthic B-horizon.Figure 3-14: Longlands Soil Form (Soil Classification, 1991)Wasbank Soil FormThe Wasbank soil form is found in close proximity to the Longlands soil form and is typified by anOrthic A-horizon over an E-horizon (as described above) over a Hard Plinthic B-horizon. The HardPlinthic B-horizon develops when a Soft Plinthic horizon is subjected to a prolonged dry period andthe accumulated <strong>co</strong>lloidal matter hardens, almost irreversibly. The Wasbank soil form is illustratedin Figure 3-15 below.ZITHOLELE CONSULTING

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