Dietary overlap between Boer goats and indigenous browsers in a South African savanna

African Journal of Range and Forage Science

Volumn 19, Issue 1, 2002, Pages 13-20

  Breebaart, L ^a,b   Bhikraj, R ^a   O'connor T G ^a  

^a UNIVERSITY OF KWAZULU NATAL   (South Africa)

^b SOUTH AFRICAN NATIONAL BIODIVERSITY INSTITUTE   (South Africa)

Author keywords

Animal production; Bush encroachment; Competition

Indexed keywords

ACACIA; ACACIA KARROO; ACACIA NILOTICA; ALOE; ALOE FEROX; ANIMALIA; CALPURNIA; CALPURNIA AUREA; CAPPARIS; CAPRA HIRCUS; CLERODENDRUM; CLERODENDRUM GLABRUM; DICEROS BICORNIS; EUCLEA NATALENSIS; GIRAFFA CAMELOPARDALIS; HEDERA; RHINOCEROS; RHOICISSUS; RHUS; SCOLOPIA; TRAGELAPHUS ORYX; TRIDENTATA; VERTEBRATA; ZANTHOXYLUM; ZIZIPHUS;

EID: 0036587090     PISSN: 10220119     EISSN: None     Source Type: Journal    
DOI: 10.2989/10220110209485770     Document Type: Article

References (50)

1. Abrams P 1980. Some comments on measuring niche overlap. Ecology 61(1): 44-49.
2. Acocks JPH 1953. Veld Types of South Africa. Memoirs of the Botanical Survey of South Africa 28.
3. Alldredge JR and Ratti JT 1986. Comparison of some statistical techniques for analysis of resource selection. Journal of Wildlife Management 50: 157-165.
4. Arnold TH and De Wet BC 1993. Plants of southern Africa: Names and Distribution. Memoirs of the Botanical Survey of South Africa 62.
5. Breebaart L 2000. Resource Overlap within a Guild of Browsing Ungulates in a South African Savanna. MSc thesis, University of Natal, Pietermaritzburg, South Africa.
6. Breebaart L, Bhikraj R and O'Connor TG 2002. Impact of goat browsing on Aloe ferox in a South African savanna. African Journal of Range & Forage Science 19: 77-78.
7. Byers CR, Steinhorst RK and Krausman PR 1984. Clarification of a technique for analysis of utilisation-availability data. Journal of Wildlife Management 48: 1050-1053.
8. Camp KGT 1999a. A Bioresource Classification for KwaZulu-Natal. MSc thesis, University of Natal, Pietermaritzburg, South Africa.
9. Camp KGT 1999b. The bioresource groups of KwaZulu-Natal. KwaZulu-Natal 4.1: 71-73.
10. Colwell RK and Futuyama DJ 1971. On the measurement of niche breadth and overlap. Ecology 52: 567-576.
11. Cooper SM and Owen-Smith N 1986. Effects of plant spinescence on large mammalian herbivores. Oecologia 68: 446-455.
12. Coppock DL, Ellis JE and Swift DM 1986. Livestock feeding ecology and resource utilization in a nomadic pastoral ecosystem. Journal of Applied Ecology 23: 573-580.
13. De Villiers JF, Letty B, and Braun A. 1998. Cashmere production in KwaZulu-Natal. In: Letty B (ed) Goat production - A compilation of papers presented at a Goat Day held by the KwaZulu-Natal Department of Agriculture, Cedara 26 November 1997. KwaZulu-Natal Department of Agriculture, Pietermaritzburg. pp 57-66.
14. Du Toit PF 1972. The goat in a bush-grass community. Proceedings of the Grassland Society of Southern Africa 7: 44-50.
15. Du Toit JT 1988. Patterns of Resource Use within the Browsing Ruminant Guild in Central Kruger National Park. PhD thesis, University of Witwatersrand, Johannesburg, South Africa.
16. Du Toit JT 1990. Feeding-height stratification among African browsing ruminants. African Journal of Ecology 28: 55-61.
17. Edwards D 1967. A plant ecological survey of the Tugela basin. Memoirs of the Botanical Survey of South Africa No. 36.
18. Emslie RH and Adcock K 1990. Black rhino 2000 update: preliminary findings on black rhino habitat use in Hluhluwe/Umfolozi. Endangered Wildlife 4: 13-23.
19. Grunow JO 1980. Feed and habitat preferences among some large herbivores on African veld. Proceedings of the Grassland Society of Southern Africa 15: 141-146.
20. Hoffman MT and O'Connor TG 1999. Vegetation change over 40 years in the Weenen/Muden area, KwaZulu-Natal: evidence from photo-panoramas. African Journal of Range & Forage Science 16: 71-88.
21. Hutchings A 1996. Zulu-Medicinal Plants. University of Natal Press.
22. Ivlev VS 1961. Experimental ecology of the feeding of fishes. Yale Univeristy Press, New Haven, Connectticut, USA. p 302.
23. Jarman PJ and Sinclair ARE 1979. Feeding strategy and pattern of resource partioning in ungulates. In: Sinclair ARE and Norton-Griffiths M (eds) Serengeti: Dynamics of an Ecosystem, University of Chicago Press, London. pp 130-163.
24. Koehler KJ and Larntz K 1980. An empirical investigation of goodness-of-fit statistics for sparse multinomials. Journal of the American Statistical Association 75: 336-344.
25. Kok OB, Fourie LJ and Barkhuizen LM 1994. Diet of free ranging Angora goats in a False Upper Karoo veld type. South African Journal of Animal Science 24: 80-86.
26. nd ed.). Menlo Park, California. p 620.
27. Kumar R and Singh M 1984. Tannins: their adverse role in ruminant nutrition. Journal of Agricultural Food Chemistry 32: 447-453.
28. Lawlor LR 1980. Overlap, similarity and competition coefficients. Ecology 61: 245-251.
29. Linton LR, Davies RW and Wrona FJ 1981. Resource utilisation indices: an assessment. Journal of Animal Ecology 28: 55-61.
30. Low AB and Rebelo TGA (eds) 1998. Vegetation of South Africa, Lesotho and Swaziland. Department of Environmental Affairs and Tourism, Pretoria.
31. May RM 1975. Some notes on estimating the competition matrix. Ecology 56: 737-741.
32. Neu CW, Byers CR and Peek JM 1974. A technique for analysis of utilization-availability data. Journal of Wildlife Management 38: 541-545.
33. Nge'the JC and Box TW 1976. Botanical composition of eland and goat diets on an Acacia-grassland community in Kenya. Journal of Range Management 29: 290-293.
34. Owen-Smith N 1985. The ecology of browsing by African wild ungulates. In: Tothill JC and Mott JJ (eds) Ecology and Management of the Worlds Savannas - International Savanna Symposium. Australian Academy of Science, Canberra. pp 345-349.
35. Owen-Smith N and Cooper SM 1985. Comparative consumption of vegetation components by kudus, impalas and goats in relation to their commercial potential as browsers in savanna regions. South African Journal of Science 81: 72-76.
36. Owen-Smith N and Cooper SM 1987a. Assessing food preferences of ungulates by acceptability indices. Journal of Wildlife Management 51: 372-378.
37. Owen-Smith N and Cooper SM 1987b. Palatability of woody plants to browsing ruminants in a South African savanna. Ecology 68: 319-331.
38. Pellew RA 1984. The feeding ecology of a selective browser, the giraffe (Giraffa camelopardalis tippelskirchi). Journal of Zoology 202: 57-81.
39. Petrides GA 1975. The principal foods versus preferred foods and their relations to stocking rate and range condition. Biological Conservation 7: 161-169.
40. Roscoe JT and Byars JA 1971. Sample size restraints commonly imposed on the use of the chi-square statistic. Journal of the American Statistical Association 66: 755-759.
41. Schoener TW 1974. Some methods for calculating competition coefficients from resource utilization spectra. American Naturalist 108: 332-340.
42. Schoener TW 1982. The controversy over interspecific competition. American Scientist 70: 586-595.
43. Slippers SC, Lubout PC and De Villiers JF 1998. Current status and future prospects of goat production in KwaZulu-Natal. In: Letty B (ed) Goat production - A compilation of papers presented at a Goat Day held by the KwaZulu-Natal Department of Agriculture, Cedara 26 November 1997. KwaZulu-Natal Department of Agriculture, Pietermaritzburg. pp 1-12.
44. Smith JMB 1999. Use of browsers and licks in grazing management systems. In: Hardy MB and Hurt CR (eds) Veld in KwaZulu-Natal - Agricultural Production Guidelines for KwaZulu-Natal. KwaZulu-Natal Department of Agriculture, Pietermaritzburg. pp 173-175.
45. Stewartoaten A 1995. Rules and judgments in statistics: three examples. Ecology 76: 2001-2009.
46. Stuart-Hill GC 1987. Refinement of a model describing production, animal production and profitability as a function of bush density in the False Thornveld of the Eastern Cape. Journal of the Grassland Society of Southern Africa 41: 18-24.
47. Thomas DL and Taylor EJ 1990. Study designs and tests for comparing resource use and availability. Journal of Wildlife Management 54: 322-330.
48. Voeten MM 1999. Living with Wildlife. Tropical Resource Management Papers 29.
49. Voeten MM and Prins HHT 1999. Resource partitioning between sympatric wild and domestic herbivores in the Tarangire region of Tanzania. Oecologia 120: 287-294.
50. Watt JM and Breyer-Brandwijk MG 1962. Medicinal and Poisonous Plants of Southern and Eastern Africa. E & S Livingstone Ltd., London.