Reinecke, R.K.; Kirkpatrick, R.; Swart, Lydia; Kriel, Anna M.D.; Frank, F.; Bigalke, R.D.
(Published by the Government Printer, Pretoria., 1987)
Regular worm counts were done post-mortem on sheep that had grazed on Kikuyu pastures at the Elsenburg Research Station near Stellenbosch, a winter rainfall region. Major species were Trichostrongylus colubriformis, ...