Forest Products, Livelihoods and Conservation

(Darren Dugan) #1
72 Achieving a fair and sustainable trade in devil’s claw (Harpagophytum spp.)

Molebatsi, C.O. and Atlhopheng, J.R. 1998. Veld products: availability,
utilisation, over-utilisation and depletion. In: Atlhopheng, J., Molebatsi,
C., Toteng, E. and Totolo, O. (eds.) Environmental issues in Botswana.
Lightbooks, Gaborone, Botswana.
Moussard, C., Alber, D., Toubin, M.M., Thevenon, N. and Henry, J.C. 1992. A
drug used in traditional medicine, Harpagophytum procumbens: no evidence
for NSAID-like effect on whole blood eicosanoid production in human.
Prostaglandins Leukotrienes and Essential Fatty Acids 46: 283–286.
Nott, K. 1986. A survey of the harvesting and export of Harpagophytum
procumbens and H. zeyheri in SWA/Namibia. Etosha Ecological Institute,
Okaukuejo. 24p.
Ntseane, P.G. 1993. Socio-economic survey on grapple plant (Harpagophytum
procumbens DC): utilization and commercialization. Kweneng, Southern,
Kgalagadi and Ghantsi Districts. National Institute of Development Research
and Documentation, University of Botswana, Gaborone.
Phillips, E.P. 1938. The weeds of South Africa. Government Printer, South Africa.
Powell, E. and Moolman, M. 1999. The sustainable use of the medicinal plant
Harpagophytum procumbens DC (devil’s claw). Unpublished paper.
Raimondo, D. and Donaldson, J. 2002. The trade, management and biological
status of Harpagophytum spp. in southern African range states. A report
submitted to the CITES Plants Committee. National Botanical Institute,
South Africa.
Schmidt, M., Eich, J., Kreimeyer, G. and Betti, G. 1998. Improvement of
pharmaceutical drug quality: a cultivation project for Harpagophytum
procumbens in Namibia. Drogenreport 11: 3–9.
Schneider, E. 1997. Sustainable use in semi-wild populations of Harpagophytum
procumbens in Namibia. Medicinal Plant Conservation 4 (November): 7–9.
Strohbach, M. 1999. The Sustainably Harvested Devil’s Claw Project: ecological
survey. Unpublished report.
Suzman, J. 2001. As assessment of the status of Namibia’s San population.
Legal Assistance Centre, Windhoek.
Taylor, F.W. and Moss, H. 1982. Final report on the potential for commercial
utilisation of veld products. Plan No. TB 7/1/14/80-81. Volume I: the
resource and its management. Government Printer, Gaborone.
Thusano Lefatsheng. 1995. Annual report 1994/95. Thusano Lefatsheng,
Gaborone.
van der Vleuten, J. 1998. Community-based monitoring of non-timber forest
products: possibilities for the community based monitoring of veld products
for sustainable income generation in Kweneng west district, Botswana.
Larenstein International Agricultural College, Velp, Netherlands.
Watt, J.M. and Breyer-Brandwijk, M.G. 1962. The medicinal and poisonous
plants of southern and eastern Africa, 2nd ed. Livingstone, London.
Wynberg, R. forthcoming. The commercialisation of southern African
biodiversity. Ph.D. Thesis, University of Strathclyde.
Ziller, K. and Franz, G. 1979. Analysis of the water-soluble fraction from the
roots of Harpagophytum procumbens. Planta Med 37: 340–348.

04devilcslaw.P65 72 22/12/2004, 11:04

Free download pdf