Barnard, B.J.H.; Voges, S.F.; Bigalke, R.D.
(Published by the Government Printer, Pretoria., 1986)
Sheep are susceptible to at least 5 of the 10 flaviviruses known to be present in South Africa. Sheep, 7-9 months of age, injected with Wesselsbron, West Nile, Banzi, Uganda-Sand AR 5189 (an unidentified virus related to ...