AN IMPACT ANALYSIS OF THE BIOLOGICAL CONTROL PROGRAMME OF INVASIVE PROSOPIS SPECIES IN THE BRITSTOWN—DE AAR DISTRICT

REFERENCES

• DEPARTMENT OF AGRICULTURE, NATURE CONSERVATION & LAND REFORM, NORTHERN CAPE . 1992 . Ondersoek na Prosopis-indringing in the Britstown en De Aar landdrosdistrkte South Africa : Department of Agriculture, Nature Conservation and Land Reform Extension Office, De Aar .
   Google Scholar
• FARRINGTON , J. and NELSON , J. 1997 . Using logframes to monitor and review farmer participatory research 001, Agricultural Research & Extension Network, No.73
   Google Scholar
• HARDING , G. B. 1987 . The status of Prosopis as a weed . Applied Plant Science , 1 : 43 – 48 .
   Google Scholar
• HARDING , G. B. 1988 . The genus Prosopis spp. as an invasive alien in South Africa PhD Thesis, University of Port Elizabeth, Port Elizabeth, South Africa
   Google Scholar
• HENDERSON , M. , FOURIE , D. M.D. , WELLS , M. J. and HENDERSON , L. 1987 . Declared weeds and alien invader plants in South Africa Pretoria : Department of Agriculture and Water Supply, Government Printer .
   Google Scholar
• IMPSON , F. A.C. , MORAN , V. C. and HOFFMAN , J. H. 1999 . A review of the effectiveness of seed-feeding beetles in the biological control of mesquite, Prosopis species (Fabeaceae), in South Africa African Entomology Memoir No.1
   Google Scholar
• LE MAITRE , D. C. 1999 . Working for water programme: Prosopis and groundwater: A literature review and bibliography Stellenbosch, , South Africa : Environmentek CSIR .
   Google Scholar
• LLOYD , W. 000 . Potential areas of Prosopis invasion in the Britstown—De Aar district (2Unpublished report. Agricultural Research Council: Institute for Soil, Climate and Water, Stellenbosch, South Africa
   Google Scholar
• POYNTON , R. J. 1990 . “ The genus Prosopis in southern Africa. ” . In South African Forestry Journal 152
   Google Scholar
• STOLTSZ , C. W. 2000 . Prosopis invasion in Britstown—De Aar district Unpublished research report. Agricultural Research Council: Plant Protection Research Institute, Addo, South Africa
   Google Scholar
• VAN ROOYEN , C. J. , CARSTENS , J. P. and NORTJE , A. 1996 . The role of agriculture in South Africa's economy—a research and technology challenge Pretoria, , South Africa : Agricultural Research Council .
   Google Scholar
• VERSEVELD , D. B. , LE MAITRE , D. C. and CHAPMAN , R. A. 1998 . Alien invading plants and water resources in South Africa: a preliminary assessment South Africa : Council for Scientific and Industrial Research, Division of Water, Environment and Forestry Technology, Stellenbosch .
   Google Scholar
• WESSELS , J. M.C. 2000 . Impact analysis of the biological control program of Prosopis species in the Britstown—De Aar district, South Africa Unpublished M.Sc.(Agric) thesis, Faculty of Agricultural and Applied Biological Science, University of Ghent, Ghent, Belgium
   Google Scholar
• ZIMMERMAN , H. G. 1991 . Biological control of mesquite, Prosopis spp. (Fabeaceae), in South Africa Amsterdam : Elsevier Science Publishers B.V . Agriculture, Ecosystems and Environment, 37
   Google Scholar