Author Details

Witkowski, E.T.F., University of the Witwatersrand, South Africa

  • Vol 47, No 2 (2004) - Original Research
    Harvesting impacts on commonly used medicinal tree species (Catha edulis and Rapanea melanophloeos) under different land management regimes in the Mpumalanga Lowveld, South Africa
    Abstract  PDF
  • Vol 48, No 1 (2005) - Original Research
    Height, branch-free bole length and bark thickness for six tree species used medicinally in South Africa
    Abstract  PDF
  • Vol 44, No 2 (2001) - Original Research
    An inventory of medicinal plants traded on the western boundary of the Kruger National Park, South Africa
    Abstract  PDF