Durand, Anette M.; Giesecke, W.H.; Barnard, Marie-Luise; Van der Walt, Martha L.; Steyn, Helena C.; Verwoerd, Daniel Wynand
(Published by the Government Printer, Pretoria., 1990)
The prevalence of Salmonella in southern Africa in farm feeds and by-products of animal origin during 1982-1988 was determined.
Salmonella occurred in 5,18% of the farm feed samples and in 9,54% of the by-product samples. ...