Now showing items 2-2 of 2

    • A problem tree to diagnose problem bush. 

      Zimmermann, Ibo; Joubert, David F.; Smit, G.N. (2008)
      The term “problem tree” refers to a conceptual model used as a diagnostic tool to analyse a sequence of events that leads to a problem (such as bush encroachment in rangelands). A problem tree is useful because the ...