Southern Africa, the land and its peoples . Vegetation retard* tk« flovu of u>*tet* and allowstkc toil to *b*orb moisture. 1 Rxiirkll. a Surf&ccftoUb Subsoil C Rock. Rain falling on b^tst slopes mm* off trApicUtj,*ncl carries au>aa| tkc soil r The formation of new soil by the disintegration of rock is soslow a process that one could readily understand its being exceededby the loss of soil through erosion. In nature, however, the equili-brium is maintained by the growth of vegetation, which allies itself BOIL-EROSION LND I !< H I\ with the soil and checks the wasting proces
Southern Africa, the land and its peoples . Vegetation retard* tk« flovu of u>*tet* and allowstkc toil to *b*orb moisture. 1 Rxiirkll. a Surf&ccftoUb Subsoil C Rock. Rain falling on b^tst slopes mm* off trApicUtj,*ncl carries au>aa| tkc soil r The formation of new soil by the disintegration of rock is soslow a process that one could readily understand its being exceededby the loss of soil through erosion. In nature, however, the equili-brium is maintained by the growth of vegetation, which allies itself BOIL-EROSION LND I !< H I\ with the soil and checks the wasting process. The roots oftreof shrubs, and even of Lrrass bind t he soil together: whilst on dopingground vegetation retards the How of water, so that a large proportion of the rainfall soaks into the soil instead of washing it away. It would appear, therefore, that the destruction of surface vegetation interferes with Natures balance, and results in the loss of enormous quantities of soil and water, the farmer*!most valuable possessions. Veldbuming and overstocking are two potent causes of soil-erosion. Hoth natives and Europeans are guilty f the f
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