The effect of land usage on aquatic and
The effect of land usage on aquatic and semi-aquatic vegetation at high altitudes in Southern Africa
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A. Jacot Guillarmod
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Article
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1969
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Springer
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English
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The high altitude region under consideration is that above 2300 metres (7500 feet) in Southern Africa ; the only extensive area, apart from isolated peaks, where such high altitudes occur, is where the basalt rock cap resulting from the vast and homogeneous lava flows of the Drakensberg Beds in the