Stuart-Hill et al., 1987. J. Grassl. Soc. South. Africa, 4 (3): 83-88

Stuart‐Hill, G. C.; Tainton, N. N.; Barnard, H. J., 1987. The influence of an Acacia karroo tree on grass production in its vicinity. J. Grassl. Soc. South. Africa, 4 (3): 83-88