Bonsma, J. C. and Skinner, J. D. 1969. Factors affecting birth date, birth weight and pre-weaning growth rate of Afrikaner, Bonsmara and Hereford cattle in the subtropics. Proceedings of the South African Society of Animal Production 8: 161–163.
Brownlee, J. W. I. 1977. The Nkone cattle of Rhodesia. Rhodesian Agricultural Journal 74: 1–9, 27–32.
Cartwright, T. C. 1973. Comparison of F, cows with purebred and other crosses. In Crossbreeding Beef Cattle, Series 2 (ed. Koger, M., Cunha, T. J. and Warnick, A. C.), pp. 49–63. University of Florida Press, Gainesville.
Dickerson, G. E. 1969. Experimental approaches in utilising breed resources. Animal Breeding Abstracts 37: 191–202.
Goodwin, C. P. D. 1976. The Tuli — Rhodesia's masterpiece. Modern Farming 4: 9–13.
Harvey, W. R. 1977. User's guide for least-squares and maximum likelihood computer program. Ohio State University, Columbus.
Harwin, G. O.Lamb, R. D. and Bisschop, J. H. R. 1967. Some factors affecting reproductive performance in beef females. Proceedings of the South African Society of Animal Production 6: 171–177.
Heyns, H. 1960. The growth of the Afrikaner calf in relation to the production and composition of milk of its dam. 2. The milk production of the dam and growth of the calf. South African Journal of Agricultural Science 3: 517–530.
Holness, D. H., Hale, D. H. and Hopley, J. D. H. 1980. Ovarian activity and conception during the post partum period in Afrikaner and Mashona cows. Zimbabwe Journal of Agricultural Research 18: 3–11.
Mason, I. L. and Maule, J. P. 1960. Indigenous Livestock of Eastern and Southern Africa. Technical Communication, Commonwealth Bureau of Animal Breeding and Genetics, No. 14. Commonwealth Agricultural Bureaux, Slough.
Maule, J. P. 1973. The role of indigenous breeds for beef production in southern Africa. South African Journal of Animal Science 3: 111–130.
Ministry of Agriculture, Botswana. 1981. Ten Years of Animal Production and Range Research in Botswana. Animal Production Research Unit, Ministry of Agriculture, Gaborone, Botswana.
Oliver, J. 1966. The productivity of Mashona cattle in Rhodesia. Experimental Agriculture 2: 119–128.
Paterson, A. G. 1981. Factors affecting postweaning growth and reproduction of crossbred cattle under an intensive production system. D. Sc. Thesis, University of Pretoria.
Peacock, F. M. and Koger, M. 1980. Reproductive performance of Angus, Brahman, Charolais and crossbred dams. Journal of Animal Science 50: 689–693.
Peacock, F. M., Koger, M., Kirk, W. G., Hodges, E. M. and Warnick, A. C. 1971. Reproduction in Brahman, Shorthorn and crossbred cows on different pasture programs. Journal of Animal Science 33: 458–465.
Preston, T. R. and Willis, M. B. 1974. Intensive Beef Production. 2nd ed. Pergamon Press. Oxford.
Rakha, A. M., Igboeli, G. and King, J. L. 1971. Calving interval, gestation and post partum period of indigenous central African cattle under restricted system of breeding. Journal of Animal Science 32: 507–509.
Richardson, F. D. 1977. The effect of plane of nutrition, time of weaning and other factors on productivity of beef cows and their calves in a marginal rainfall area of Rhodesia. Ph.D. Thesis. University of London.
Tawonezvi, H. P. R., Ward, H. K., Trail, J. C. M. and Light, D. 1988. Evaluation of beef breeds for rangeland weaner production in Zimbabwe. 2. Productivity of crossbred cows and heterosis estimates. Animal Production 47: 361–367.
Thorpe, W., Cruickshank, D. K. R. and Thompson, R. 1980. Genetic and environmental influences on beef cattle production in Zambia. 1. Factors affecting weaner production from Angoni, Barotse and Boran dams. Animal Production 30: 217–234.
Thorpe, W., Cruickshank, D. K. R. and Thompson, R. 1981. Genetic and environmental influences on beef cattle production in Zambia. 4. Weaner production from purebred and reciprocally crossbred dams. Animal Production 33: 165–177.
Trail, J. C. M. 1981. Merits and demerits of importing exotic cattle compared with the improvement of local breeds. In Intensive Animal Production in Developing Countries (ed. Smith, A. J. and Gunn, R. G.), Occasional Publication, British Society of Animal Production, No. 4, pp. 191–232.
Trail, J. C. M., Buck, N. G. and Light, D. 1980. Future beef cattle breeding systems — Botswana. Consultancy report covering cattle breeding research assistance to Government of Botswana by the International Livestock Centre for Africa (ILCA), October 1980.
Trail, J. C. M., Buck, N. G., Light, D., Rennie, T. W., Rutherford, A., Miller, M., Pratchett, D. and Capper, B. S. 1977. Productivity of Africander, Tswana, Tuli and crossbred beef cattle in Botswana. Animal Production 24: 57–62.
Turner, J. W., Farthing, B. R. and Robertson, G. L. 1968. Heterosis in reproductive performance of beef cows. Journal of Animal Science 27: 336–338.
Vorster, T. H. 1964. Factors influencing the growth, production and reproduction of different breeds of beef cattle under range conditions in Southern Rhodesia. Research Bulletin, Southern Rhodesia Department of Agriculture, No. 1.
Ward, H. K., Richardson, F. D., Denny, R. P. and Dye, P. J. 1979. Matopos Research Station: A perspective. Rhodesia Agricultural Journal 76: 5–17.
Willis, M. B. 1976. The use of Bos taurus in breeding programmes in the tropics. In Beef Cattle Production in Developing Countries (ed. Smith, A. J.), pp. 332–346. University of Edinburgh Press.