Biggs, H.C.; Langenhoven, J.W.; Bigalke, R.D.
(Pretoria : Government Printer, 1984)
The seasonal prevalence of ixodid ticks was determined over a 2-year period by the weekly removal from at least 5 cattle of all adult ticks and the immature stages of Rhipicephalus evertsi mimeticus in the ears. The highest ...