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    • Spatial soil information in South Africa : situational analysis, limitations and challenges 

      Paterson, Garry; Turner, Dave; Wiese, Liesl; Van Zijl, George; Clarke, Cathy; Van Tol, Johan (Academy of Science of South Africa, 2015)
      Soil information is vital for a range of purposes; however, soils vary greatly over short distances, making accurate soil data difficult to obtain. Soil surveys were first carried out in the 1920s, and the first national ...