REFERENCES
- Carr , J. D. 1976 . The South African Acacia's 323 Johannesburg : Conservation Pres (Pty) Ltd. .
- Coe , M. and Beentje , H. 1991 . A Field Guide to the Acacias of Kenya 148 Oxford University Press . Oxford
- Coe , M. and Coe , C. 1987 . Large herbivores, acacia trees and bruchid beetles . South African Journal of Science , 83 : 624 – 635 .
- Cooper , S. M. and Owen-Smith , N. 1986 . Effects of plant spinescence on large mammalian herbivores . Oecologia , 268 : 446 – 455 .
- Davidson , L. and Jeppe , B. 1981 . Acacias: A Field Guide to Acacias of Southern Africa Johannesburg : Centaur. .
- Gordon-Gray , K. D. and Ward , C. J. 1975 . A contribution to the knowledge of floral variation m Acacia karrao in eastern South Africa . Boisseria , 24 : 279 – 284 .
- Hocking , B. 1970 . Insect association with swollen thorn acacias . Transactions of the Royal Entomological Society , 122 : 211 – 255 .
- Janzen , D. H. 1966 . Coevolution of mutualism between ants and acacias in Central America . Evolution , 20 : 249 – 275 .
- Janzen , D. H. 1967 . Interaction of the bulls-horn acacia (Acacia cornigera L.) with an ant inhabitant (Pseudomymex ferruginea F. Smith) in East Mexico . University of Kansas Science Bulletin , 47 : 313 – 558 .
- Knight , M. and Knight , A. 1989 . In correspondence
- Leistner , O. A. 1959 . Notes on the vegetation of the Kalahari Gemsbok National Park with special reference to its influence on the distribution of antelopes . Koedoe , 2 : 128 – 151 .
- Leistner , O. A. 1961 . On the dispersal of Acacia giraffae by game . Koedoe , 4 : 101 – 104 .
- Mayer , A. M. and Poljakoff-Mayber , A. 1982 . The germination of seeds 211 Oxford : Pergamon Press .
- Monod , T. and Schmidtt , C. 1968 . Contribution à l'ètude des pseudo-galles formicaires chez quelques Acacia africaines . Bulletin d'Institute Francais d'Afrique Noire, Series A , 30 : 903 – 1012 .
- Palmer , E. and Pitman , N. 1972 . Trees of Southern Africa 2235 Cape Town : A. A. Balkema. .
- Pellew , R. A. 1983 . The impact of elephants, giraffe and fire upon Acacia tortilis woodlands of the Serengeti . African Journal of Ecology , 21 : 41 – 74 .
- Stapley , L. 1997 . The interaction of ants and Acacia trees. Report for the Mkomazi Ecological Research Project 9 London : Royal Geographical Society. .
- Thomas , D. S.G. and Shaw , P. A. 1990 . The deposition and development of the Kalahari Group Sediments, Central Southern Africa . Journal of African Earth Sciences , 10 : 187 – 197 . (½)
- van Tonder , S. A. 1981 . The systematics of some South African Acacia-inhabiting Bruchidae (Coleoptera). MSc thesis, University of the Orange Free State, Bloemfontein
- Walter , H. 1954 . Grundlagen der Weidewirtschaft in Sudwestafrika Edited by: Walter , H. and Volk-Eugen , O. H. Stuttgart : Ulmer. .
- Wilheim , J. H. 1950 . Das Wild des Okavangogebietes und des Caprivizipfels . Journal of the South West African Science Society , 7 : 5 – 71 .