Barnard, B.J.H.; Bengis, Roy G.; Griessel, M.D.; De Vos, Valerius; Verwoerd, Daniel Wynand
(Published by the Government Printer, Pretoria., 1989)
Excretion of alcelaphine herpesvirus-1 (AHV-1) is for all practical purposes limited to wildebeest calves under the age of 4 months. Sixty-one per cent of calves 1-2 months of age excreted virus with a mean titre of 9,8 x ...