A lexicon of plants traded in the Witwatersrand <i>umuthi shops</i>, South Africa

by V. L. Williams, K. Balkwill, E. T. F. Witkowski
Published 2001-09-01

Stem diameter and bark surface area of the fluted trunk of <i>Balanites</i> <i>maughamii</i> (Balanitaceae)

by V. L. Williams, K. Balkwill, E. T. F. Witkowski
Published 2007-08-01

Floristic composition of gold and uranium tailings dams, and adja­cent polluted areas, on South Africa’s deep-level mines

by I. M. Weiersbye, E. T. F. Witkowski, M. Reichardt
Published 2006-08-01

A comparison of anthropogenic and elephant disturbance on <i>Acacia xanthophloea</i> (fever tree) populations in the Lowveld, South Africa

by J. Botha, E.T.F. Witkowski, C.M. Shackleton
Published 2002-01-01

Height, branch-free bole length and bark thickness for six tree species used medicinally in South Africa

by V.L. Williams, E.T.F. Witkowski, K. Balkwill
Published 2005-06-01

Harvesting impacts on commonly used medicinal tree species (<i>Catha edulis</i> and <i>Rapanea melanophloeos</i>) under different land management regimes in the Mpumalanga Lowveld,...

by J. Botha, E.T.F. Witkowski, C.M. Shackleton
Published 2004-12-01

An inventory of medicinal plants traded on the western boundary of the Kruger National Park, South Africa

by J. Botha, E.T.F. Witkowski, C.M. Shackleton
Published 2001-07-01

Land-cover change in the Kruger to Canyons Biosphere Reserve (1993 - 2006): A first step towards creating a conservation plan for the subregion

by Kaera Coetzer, Barend Erasmus, E.T.F. Witkowski, Asheer Bachoo
Published 2010-08-01

Land-cover change in the Kruger to Canyons Biosphere Reserve (1993 - 2006): A first step towards creating a conservation plan for the subregion

by Kaera Coetzer, Barend Erasmus, E.T.F. Witkowski, Asheer Bachoo
Published 2010-08-01

Land-cover change in the Kruger to Canyons Biosphere Reserve (1993 - 2006): A first step towards creating a conservation plan for the subregion

by Kaera Coetzer, Barend Erasmus, E.T.F. Witkowski, Asheer Bachoo
Published 2010-08-01

Land-cover change in the Kruger to Canyons Biosphere Reserve (1993 - 2006): A first step towards creating a conservation plan for the subregion

by Kaera Coetzer, Barend Erasmus, E.T.F. Witkowski, Asheer Bachoo
Published 2010-08-01

Land-cover change in the Kruger to Canyons Biosphere Reserve (1993 - 2006): A first step towards creating a conservation plan for the subregion

by Kaera Coetzer, Barend Erasmus, E.T.F. Witkowski, Asheer Bachoo
Published 2010-08-01

Land-cover change in the Kruger to Canyons Biosphere Reserve (1993 - 2006): A first step towards creating a conservation plan for the subregion

by Kaera Coetzer, Barend Erasmus, E.T.F. Witkowski, Asheer Bachoo
Published 2010-08-01

Land-cover change in the Kruger to Canyons Biosphere Reserve (1993–2006): A first step towards creating a conservation plan for the subregion

by Kaera L. Coetzer, Barend F.N. Erasmus, E.T.F. Witkowski, Asheer K. Bachoo
Published 2010-08-01

Biomass Increases Go under Cover: Woody Vegetation Dynamics in South African Rangelands.

by Penelope J Mograbi, Barend F N Erasmus, E T F Witkowski, Gregory P Asner, Konrad J Wessels, Renaud Mathieu, David E Knapp, Roberta E Martin, Russell Main
Published 2015-01-01