GENESIS OF THE BONSMARA
@inproceedings{Bonsma2016GENESISOT, title={GENESIS OF THE BONSMARA}, author={Jan C. Bonsma}, year={2016} }
The main problem of Livestock production in the tro pics and sub-tropics the world over was what was known as the tropical degeneration syndrom e a ongst the Bos Taurus breeds of cattle. The British breeds of cattle namely the Shorthorn, Hereford, Aberdeen Angus and to a lesser extent the Sussex, could not thrive under the sub-t ropical conditions of the ranching areas of South Africa where the average isotherm is above 20 ° C.