63
Views
6
CrossRef citations to date
0
Altmetric
Original Articles

Diet selection by sheep and goats in the Arid Karoo

, &
Pages 16-26 | Received 20 Jul 1994, Accepted 02 Apr 1995, Published online: 29 Oct 2010

References

  • Acocks , JPH . 1988 . Veld Types of South Africa , Memoirs of the Botanical Survey of South Africa 57
  • Anon. 1991 . Landbou‐ontwikkelingsprogram, Karoostreek , Middelburg : Grootfontein Agricultural Development Institute .
  • Aucamp , AJ and Barnard , HH . 1980 . The development of the animal production potential of the dry grass‐bush communities of the eastern Cape . Proceedings of the Grassland Society of Southern Africa , 15 : 137 – 140 .
  • Blom , CD . 1981 . Group classification of Karoo plants , Middelburg : Grootfontein Agricultural Development Institute .
  • Botha , P . 1983 . A comparison between the diets of small and large stock on mixed Karoo veld . Proceedings of the Grassland Society of Southern Africa , 18 : 101 – 105 .
  • Botha , P . 1984 . Veld: determination of animal ratio on a mixed dwarf shrub veld in the Karoo and arid areas based on diet selection by Afrino, Dorper and Merino sheep and Angora goats , Middelburg : Grootfontein Agricultural Development Institute . Unpublished research project description,
  • Botha , P . The need for physiological models of Karoo plant guilds for the estimation of grazing capacity . Paper presented at the 2nd annual research meeting of the Karoo Biome Project . Prince Albert.
  • Bredon , RM , Torell , DT and Marshall , B . 1967 . Measurement of selective grazing of tropical pastures using oesophageal fistulated steers . Journal of Range Management , 20 : 317 – 320 .
  • Chippindall , LKA . 1946 . The common names of grasses in South Africa , Bulletin 265 Pretoria : Department of Agriculture .
  • Coetzee , PJS . 1937 . Management and preservation of Karoo veld . Fanning in South Africa , 12 : 287 – 288 .
  • Dugmore , TJ , Du Toit , PCV and Morning , SJ . 1991 . Dietary selection by steers grazing kikuyu . South African Journal of Animal Science , 21 : 194 – 197 .
  • Du Toit , PCV , Botha , WvD , Blom , CD , Becker , HR , Olivier , DJ , Meyer , EM and Barnard , GZJ . 1995 . Estimating grazing index values for Karoo plants , Technical Communication 239 Pretoria : Department of Agriculture .
  • Free , JC , Hansen , RM and Sims , PL . 1970 . Estimating dry weights of food plants in feces of herbivores . Journal of Range Management , 23 : 300 – 302 .
  • Galt , HD , Ogden , PR , Ehrenreich , JH , Theurer , B and Martin , SC . 1968 . Estimating botanical composition of forage samples from fistulated steers by a microscope point method . Journal of Range Management , 21 : 397 – 401 .
  • Gibbs Russell , GE , Welman , WG , Retief , E , Immelman , KL , Germishuisen , G , Pienaar , BJ , Van Wyk , M and Nicholas , A . 1987 . List of species of southern African plants () , 2nd edn , Memoirs of the Botanical Survey of South Africa 56
  • Gibbs Russell , GE , Watson , L , Koekemoer , M , Smook , L , Barker , NP , Anderson , HM and Dallwitz , MJ . 1990 . Grasses of Southern Africa , Memoirs of the Botanical Survey of South Africa no 58
  • Heady , HF and Torell , DT . 1959 . Forage preferences exhibited by sheep with oesophageal fistulas . Journal of Range Management , 12 : 28 – 34 .
  • Meissner , HH , Hofmeyr , HS , Van Rensburg , WJJ and Pienaar , JP . 1983 . Classification of livestock for realistic prediction of substitution values in terms of a biologically defined large stock unit , Technical Communication 175 Pretoria : Department of Agriculture .
  • Novellie , P and Strydom , G . 1987 . Monitoring the response of vegetation to use of large herbivores: an assessment of some techniques . South African Journal of Wildlife Research , 17 : 109 – 117 .
  • Roux , PW . 1963 . The descending point method of vegetation survey. A point sampling method for the measurement of semi‐open grasslands and Karoo vegetation in South Africa . South African Journal of Agricultural Science , 6 : 273 – 288 .
  • Sparks , DR and Malechek , JC . 1968 . Estimating percentage dry weight in diets using a microscopic technique . Journal of Range Management , 21 : 264 – 265 .
  • Tainton , NM , Edwards , PJ and Mentis , MT . 1980 . A revised method for assessing veld condition . Proceedings of the Grassland Society of Southern Africa , 15 : 37 – 42 .
  • Smith , CA . 1966 . Common names of South African plants , Memoirs of the Botanical Survey of South Africa 35
  • Willmott , CJ . 1981 . On the validation of models . Physical Geography , 2 : 184 – 194 .
  • Willmott , CJ . 1982 . Some comments on the evaluation of model performance . Bulletin of the American Meteorological Society , 63 : 1309 – 1313 .
  • Willmott , CJ and Wicks , DE . 1980 . An empirical method for the spatial interpolation of monthly precipitation within California . Physical Geography , 1 : 59 – 73 .

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.