McCulloch, B.; Dalbock, R.R.; Kuhn, H.G.; Bigalke, R.D.(Published by the Government Printer, Pretoria., 1986)
Haemonchus, Trichostrongylus, Ostertagia and Nematodirus worm populations of Angora goats, based on differential egg counts, are considered in relation to climatological and topographical data. Egg counts indicated that ...
McCulloch, B.; Kuhn, H.G.; Dalbock, R.R.; Bigalke, R.D.(Published by The Government Printer, Pretoria, 1984)
Haemonchus, Trichostrongylus, Ostertagia and Nematodirus worm populations of sheep based on differential
egg counts are considered in relation to climatological and topographical data. Late spring, summer and early
autumn ...
