Heartwater : Past, Present and Future. Workshop (1986 : Kruger National Park, South Africa); Logan, L.L.; Birnie, E.F.; Mebus, C.A.; Bigalke, R.D.
(Published by the Government Printer, Pretoria., 1987)
Cross-immunity studies in goats and mice using 4 isolates of Cowdria ruminantium, 2 from the Republic of South Africa (Kwanyanga and Kümm), 1 from the Republic of Mali (Mali 1), and 1 from Guadeloupe (Garde1), demonstrated ...